10kV power plant booster station testing equipment
1、High voltage power supply
| No. | Name | Specifications Model | Quantity | Function |
| 1 | DC High voltage generator | RDZG-60kV/2mA | 1 set | DC voltage withstand test of power transformer, cable and other equipment; DC characteristic test of zinc oxide arrester |
| Output voltage DC: 60KV, Current 2mA | ||||
| 2 | Frequency conversion resonant voltage test device | RDXZ-75kVA/75kV | 1 set |
10kV/300mm2 cable 2km, and 35kV/300mm2 cable 1km AC voltage withstand test for equipment such as transformer of 10kv and below, switch and transformer |
| Output voltage A: 75kV, capacity: 75kVA | ||||
| 3 | Light test transformer | RDYD-5kVA/50kV | 1 set | Voltage withstand test of transformer, switch, PT, CT and other electric equipment |
| Output voltage AC: 50kV; capacity: 5kVA |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Transformer DC resistance tester | RDZR-3A | 1 unit | transformer winding measurement |
| Range: 3A(1μΩ～20mΩ、20mΩ～200mΩ、0.2Ω～2Ω) | ||||
| 2 | Loop Resistance Teste | RDH-100A | 1 unit | Contact resistance measurement of breaker’s galvanic circle |
| Measuring range: 0-1999.9μΩ | ||||
| Measuring current: DC≥100A | ||||
| 3 | Ground resistance tester | RD2571-II | 1 unit | Transformer and line of 10kV and below |
| 4 | Transformer volt-ampere characteristic tester | RDCT-A | 1 unit | 10kV current transformer |
| Maximum output current: 5A | ||||
| Maximum output voltage: 500V | ||||
| 5 | Automatic capacitance inductance tester | RD-500L | 1 unit | Non-disassembly measurement of the capacity of capacitor bank |
| Capacity range: 0.1μF ～ 2,000μF； | ||||
| 6 | Automatic transformer turn ratio & group tester | RDB-II | 1 unit | Ratio & group of transformer & AT |
| Testing range: ratio: 1～9999.9; group: 0～11 | ||||
| 7 | Circuit breaker characteristic tester | RDGC-8 | 1 unit | Measurement of 12 fracture, motion time, synchronism, bounce process, contact gap, travel and component and resultant velocity |
| Time: range 4000.0ms; resolution ratio 0.1ms | ||||
| Velocity: range 20.00m/s; resolution ratio 0.01m/s | ||||
| Travel: range 600MM | ||||
| 8 | Arrester tester | FCZ-IV | 1 unit | Motional condition test of arrester discharge counter |
| Output voltage: DC 600V±5% | ||||
| 9 | Single phase relay protection tester | RDJD-II | 1 unit | Types of relay: current relay, voltage relay, reclosing relay, intermediate relay, differential relay |
| 10 | Large current generator | RDSL-82-5000A | 1 unit | Maximum output: AC 500A, gauge outfit accuracy 1.5% |
| 11 | Cable identification instrument | RD-2134 | 1 unit | Professional instrument for recognizing a certain cable from a bunch of cables |
| Accurate recognition, no eclectic judgement, accuracy rate: 100% |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | megger | RD2676-II | 1 set |
检查电气设备或电气线路对地及相间的绝缘电阻性能以保证这些设备工作正常 输出电压等级 500V，1000V，2000V，2500V |
| 2 | Three phase contact voltage regulator | TSGC2-15KVA | 1 unit | AC three phase 0~380V voltage regulator |
| 3 | Digital clip-on ammeter | UT205 | 1 unit | Measure current (range 0~400A; accuracy 1.5%) |
| 4 | Earth rod, electroscope | EC-II | 1 set | Secure protection, electrical measurement |
| Applicable for 110KV substation | ||||
| 5 | Multimeter | UT53 | 1 unit | A multifunctional and multirange meter for measuring voltage and current, some can measure other quantity of electricity, such as resistance and capacity (accuracy 1.0%) |
| 6 | Wheatstone bridg | QJ23 | 1 unit | Measure DC resistance value between 1~11.110MΩ |
| 7 | Kelvin bridge | QJ44 | 1 unit | Measure DC resistance value between 0.00001-11.000Ω |
| 8 | Phase sequence indicator | RDXZ-II | 1 unit | Indicate the clockwise of three phase sine AC power phase sequence |
| 9 | Thermos-hygrometer | HTC-1 | 1 unit | Measure the testing environment, and the temperature and humidity of high voltage electric tester (accuracy ±1.8℃) |
| 10 | Digital dual-phase voltammetry table clamp | RDML-12A | 1 unit | Check the loop of current and voltage |
| 11 | CT secondary on-load tester | RDCT-P | 1 unit | Secondary onload measurement |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | DC High voltage generator | RDZG-120kV/2mA | 1 set | DC voltage withstand test of power transformer, cable and other equipment; DC characteristic test of zinc oxide arrester |
| Output voltage DC: 120KV, Current 2mA | ||||
| 2 | Frequency conversion resonant voltage test device | RDXZ-135kVA/108kV | 1 set |
Applicable for AC voltage withstand of 35kV min substation and its equipment Output: maximum AC 108kV, current 1A |
| Output voltage AC: 75kV capacity: 75kVAOutput voltage AC: 75kV capacity: 75kVA | ||||
| 3 | Light test transformer | RDYD-10kVA/100kV | 1 set | Voltage withstand of electric equipment of 35kV and below |
| 输出电压AC:100kV 容量：10kVA | ||||
| 4 | Induction voltage test device | RDSBF-15KVA/600V 150Hz | 1 unit | Induction voltage withstand test of transformer |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Transformer DC resistance tester | RDZR-10A | 1 unit | transformer winding measurement |
|
Range: 10A： 1mΩ~2Ω 5A： 1mΩ~4Ω 1A： 10mΩ~20Ω 10mA： 1Ω~2KΩ 1mA： 10Ω~20KΩ |
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| 2 | Loop Resistance Teste | RDH-100A | 1 unit | Contact resistance measurement of breaker’s galvanic circle |
| Measuring range: 0-1999.9μΩ | ||||
| Measuring current: DC≥100A | ||||
| 3 | Ground resistance tester | RD2571-II | 1 unit | Transformer and line of 35kV and below |
| 4 | Large ground network grounding resistance tester | RDWR-5A | 1 unit |
Transformer of 35kV and below Ground network measurement |
| 5 | Transformer volt-ampere characteristic tester | RDHG-F | 1 unit | Measure 5% and 10% of error bars, ratio and polarity of CT, and validate whether it could satisfy the requirement of protection device |
| Maximum output current: 20A | ||||
| Maximum output voltage: 2500V | ||||
| 6 | Anti-interference dielectric automatic tester | RD8000 | 1 unit | Testing of transformer, PT, CT, capacity and dielectric loss |
| Anti-interference index: Frequency interference, can fulfill accuracy requirement under 200% interference | ||||
| Capacity range: 3pF～60000pF/10kV 60pF～1μF/0.5kV | ||||
| Tgδ range: unlimited; resolution ratio 0.001%; auto recognition of capacity, inductance and resistance | ||||
| 7 | Automatic capacitance inductance tester | RD-500L | 1 unit | Non-disassembly measurement of the capacity of capacitor bank |
| Capacity range: 0.1μF ～ 2,000μF； | ||||
| 8 | Automatic transformer turn ratio & group tester | RDB-II | 1 unit | Ratio & group of transformer & AT |
| Testing range: ratio: 1～9999.9; group: 0～11 | ||||
| 9 | Circuit breaker characteristic tester | RDGC-8 | 1 unit | Measurement of 12 fracture, motion time, synchronism, bounce process, contact gap, travel and component and resultant velocity |
| Time: range 4000.0ms; resolution ratio 0.1ms | ||||
| Velocity: range 20.00m/s; resolution ratio 0.01m/s | ||||
| Travel: range 600MM | ||||
| 10 | Zinc Oxide arrester tester | RDYZ-306 | 1 unit |
Measure the total current, resistant current and its harmonic wave, power frequency voltage, active power and phase difference current Range of measurement: 0 ～ 10mA |
| Voltage output range: 10 ～ 200V | ||||
| Accuracy: ±3% | ||||
| 11 | Three phase microcomputer relay protection tester | RDJB-802 | 1 unit | Comprehensive security detection: voltage protection, current protection, differential protection, low cycle protection and group test, etc. |
| Output three phase current, six phase voltage | ||||
| Single phase current output 0～40A | ||||
| Single phase voltage output 0～120V | ||||
| 12 | Large current generator | RDSL-82-5000A | 1 set | Maximum output: AC500A; meter accuracy: 1.5% |
| 13 | Cable identification instrument | RD-2134 | 1 set | Professional instrument for recognizing a certain cable from a bunch of cables |
| Accurate recognition, no eclectic judgement, accuracy rate: 100% | ||||
| 14 | Transformer no load & on load characteristic tester | RDBR-IV | 1 unit | Measurement of transformer short circuit impedance, no-load current and no-load loss |
| Current testing range: 0.5A～60A | ||||
| Voltage testing range: 10V～650V | ||||
| 15 | On load switch tester | RDKC-2008 | 1 unit | Accurate measurement of on load tap switch’s transition time, transition waveform, transition resistance, three phase synchronism and other parameters （range: 0.3~40Ω, accuracy: 0.3Ω~1Ω±0.1Ω，1Ω~40Ω±5%） |
| 16 | Vacuum Switch Vacuum Degree Tester | RDZK-IV | 1 unit | Vacuum degree of vacuum breaker |
| Testing range: 10-5 ～ 10-1 Pa | ||||
| 17 | AC/DC voltage divider | FRC-200M | 1 unit | Testing voltage measurement (range 0-200kV accuracy 0.5%) |
| 18 | Insulation resistance tester | RD3200 | 1 unit | Measurement of insulating resistance, absorptance, polarization index |
| Range 2.5MΩ-50GΩ; accuracy ±5% | ||||
| 19 | Cable fault tester | RD-213X | 1 set | Measurement of the fault point of fault cable and accurate positioning |
| Testing distance: no less than 40km, testing deviation: systematic deviation less than ±1% | ||||
| Shortest testing distance （blind spot）: 5-10 meters | ||||
| Accurate positioning deviation：±0.2m | ||||
| 20 | Intelligent battery discharge tester | RDKR系列 | 1 set | Mainly used for the discharging testing of lead-acid battery of backup power in China Telecom, China Mobile, China Unicom and power DC industry |
| 21 | Intelligent battery internal resistance tester | RDBT系列 | 1 set |
Through online testing, it can show and record multiple groups of battery voltage, internal resistance, connection strap resistance and other important battery parameter, accurately and effectively judge battery condition |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Chromatographic instrument | RDC-9560 | 1 set | Measuring temperature range of gas composition in transformer oil |
| Column compartment: room temperature +15℃—399℃ | ||||
| Vaporizing chamber: room temperature +30℃—399℃ | ||||
| Reformer: room temperature +30℃—399℃ | ||||
| Thermal conductivity detector: room temperature +30℃—399℃ | ||||
| Hydrogen flame detector: room temperature +30℃—399℃ | ||||
| Accuracy: ±0.1℃ | ||||
| 2 | Closed-up flash point tester (Auto) | RDBS3000 | 1 unit | For testing the liquid flash point of the surface film formed by the solid suspended matter of insulating oil under testing condition |
| 3 | Acid value determination apparatus | RDSZ-II | 1 unit | Measurement of the acid value of the tested insulating oil |
|
0.001~0.400mgKOH/g Range of measurement: 0.001~0.400mgKOH/g |
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| Accuracy: | ||||
| Range of measurement: 0.001~0.400mgKOH/g | ||||
| The acid value between 0.100~0.400mgKOH/g is 5% | ||||
| 4 | PH meter | RDPH-335 | 1 unit | Measure pH value of insulating oil |
| Range of measurement: pH 0.00-14.00 | ||||
| Temperature 0.0-99.9℃ (optional) | ||||
| Accuracy ±1%F.S | ||||
| 5 | Insulating oil test set | RDJJC-100kV | 1 set | Automatic testing of penetration and voltage withstand of insulating oil |
| Auto static, stir, boost, penetrate, step-down (output voltage 0~80kV；accuracy 2.0%) | ||||
| 6 | Oil dielectric loss tester | RD6100 | 1 set | testing of insulating oil’s dielectric loss |
| Testing range: capacity: 1pF~200pF | ||||
| Dielectric loss: 0~10% | ||||
| Accuracy: capacity: ±（0.5%×C+1pF） | ||||
| Dielectric loss: ±（1%×D+0.00008） | ||||
| Resolution ratio: capacity: 0.01pF | ||||
| Dielectric loss: 1×10-5 | ||||
| 7 | SF6 gas density relay calibrator | RDJD-II | 1 set | SF6 density relay check: shutting restore values, alarm restore values, over voltage restore values, alarm values, shutting values, over voltage values (accuracy ±0.25%) |
| 8 | High-accuracy SF6 gas leakage meter | RDWG-II | 1 set | External testing of the weld and airway connection of sealed gas chamber; Minimum testing value: 0.01μ1/1 |
| Testing range: 10～30μ1/1 | ||||
| 100～200μ1/1 | ||||
| 300～500μ1/1 | ||||
| Indication deviation: ≤±3% | ||||
| 9 | Intelligent water meter | RDWS-242 | 1 set | Measure minim moisture content sensor for SF6 gas |
| Dew point | ||||
| Range of measurement: －60 ℃～+20 ℃ | ||||
| Accuracy: ±0.5℃（－60℃～＋20℃） | ||||
| Reaction time （＋20℃） ：＜3分钟 |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | megger | RD2676-II | 1 set |
检查电气设备或电气线路对地及相间的绝缘电阻性能以保证这些设备工作正常 输出电压等级 500V，1000V，2000V，2500V |
| 2 | Three phase contact voltage regulator | TSGC2-15KVA | 1 unit | AC three phase 0~380V voltage regulator |
| 3 | Digital clip-on ammeter | UT205 | 1 unit | Measure current (range 0~400A; accuracy 1.5%) |
| 4 | Earth rod, electroscope | EC-II | 1 set | Secure protection, electrical measurement |
| Applicable for 110KV substation | ||||
| 5 | Multimeter | UT53 | 1 unit | A multifunctional and multirange meter for measuring voltage and current, some can measure other quantity of electricity, such as resistance and capacity (accuracy 1.0%) |
| 6 | Wheatstone bridge | QJ23 | 1 unit | Measure DC resistance value between 1~11.110MΩ |
| 7 | Kelvin bridge | QJ44 | 1 unit | Measure DC resistance value between 0.00001-11.000Ω |
| 8 | Phase sequence indicator | RDXZ-II | 1 unit | Indicate the clockwise of three phase sine AC power phase sequence |
| 9 | Thermos-hygrometer | HTC-1 | 1 unit | Measure the testing environment, and the temperature and humidity of high voltage electric tester (accuracy ±1.8℃) |
| 10 | Digital dual-phase voltammetry table clamp | RDML-12A | 1 unit | Check the loop of current and voltage |
| 11 | CT secondary on-load tester | RDCT-P | 1 unit | Secondary onload measurement |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | DC High voltage generator | RDZG-200kV/2mA | 1 set | DC voltage withstand test of power transformer, cable and other equipment; DC characteristic test of zinc oxide arrester |
| Output voltage DC: 200KV, Current 2mA | ||||
| 2 | Frequency conversion resonant voltage test device | RDXZ-200kVA/200kV | 1 set | For AC voltage withstand test of GIS under 66kV |
| Output voltage AC: 200kV capacity: 200kVA | ||||
| 3 | Light test transformer | RDYD-15kVA/150kV | 1 set | Voltage withstand of electric equipment of 66kV and below |
| 输出电压AC:150kV 容量：15kVA | ||||
| 4 | Induction voltage test device | RDSBF-15KVA/600V 150Hz | 1 unit | Induction voltage withstand test of transformer |
| No. | Name | Specifications Model | Quantity | Function | |
| 1 | Transformer DC resistance tester | RDZR-10A | 1 unit | transformer winding measurement | |
|
Range: 10A： 1mΩ~2Ω 5A： 1mΩ~4Ω 1A： 10mΩ~20Ω 10mA： 1Ω~2KΩ 1mA： 10Ω~20KΩ |
|||||
| 2 | Loop Resistance Teste | RDH-100A | 1 unit | Contact resistance measurement of breaker’s galvanic circle | |
| Measuring range: 0-1999.9μΩ | |||||
| Measuring current: DC≥100A | |||||
| 3 | Ground resistance tester | RD2571-II | 1 unit | Transformer and line of 66kV and below | |
| 4 | Large ground network grounding resistance tester | RDWR-5A | 1 unit |
Transformer of 66kV and below Ground network measurement |
|
| 5 | Transformer volt-ampere characteristic tester | RDHG-F | 1 unit | Measure 5% and 10% of error bars, ratio and polarity of CT, and validate whether it could satisfy the requirement of protection device | |
| Maximum output current: 20A | |||||
| Maximum output voltage: 2500V | |||||
| 6 | Anti-interference dielectric automatic tester | RD8000 | 1 unit | Testing of transformer, PT, CT, capacity and dielectric loss | |
| Anti-interference index: Frequency interference, can fulfill accuracy requirement under 200% interference | |||||
| Capacity range: 3pF～60000pF/10kV 60pF～1μF/0.5kV | |||||
| Tgδ range: unlimited; resolution ratio 0.001%; auto recognition of capacity, inductance and resistance | |||||
| 7 | Automatic capacitance inductance tester | RD-500L | 1 unit | Non-disassembly measurement of the capacity of capacitor bank | |
| Capacity range: 0.1μF ～ 2,000μF； | |||||
| 8 | Automatic transformer turn ratio & group tester | RDB-II | 1 unit | Ratio & group of transformer & AT | |
| Testing range: ratio: 1～9999.9; group: 0～11 | |||||
| 9 | Circuit breaker characteristic tester | RDGC-8 | 1 unit | Measurement of 12 fracture, motion time, synchronism, bounce process, contact gap, travel and component and resultant velocity | |
| Time: range 4000.0ms; resolution ratio 0.1ms | |||||
| Velocity: range 20.00m/s; resolution ratio 0.01m/s | |||||
| Travel: range 600MM | |||||
| 10 | Zinc Oxide arrester tester | RDYZ-306 | 1 unit |
Measure the total current, resistant current and its harmonic wave, power frequency voltage, active power and phase difference current Range of measurement: 0 ～ 10mA |
|
| Voltage output range: 10 ～ 200V | |||||
| Accuracy: ±3% | |||||
| 11 | Three phase microcomputer relay protection tester | RDJB-802 | 1 unit | Comprehensive security detection: voltage protection, current protection, differential protection, low cycle protection and group test, etc. | |
| Output three phase current, six phase voltage | |||||
| Single phase current output 0～40A | |||||
| Single phase voltage output 0～120V | |||||
| 12 | Large current generator | RDSL-82-5000A | 1 set | Maximum output: AC500A; meter accuracy: 1.5% | |
| 13 | Cable identification instrument | RD-2134 | 1 set | Professional instrument for recognizing a certain cable from a bunch of cables | |
| Accurate recognition, no eclectic judgement, accuracy rate: 100% | |||||
| 14 | Transformer no load & on load characteristic tester | RDBR-IV | 1 unit | Measurement of transformer short circuit impedance, no-load current and no-load loss | |
| Current testing range: 0.5A～60A | |||||
| Voltage testing range: 10V～650V | |||||
| 15 | On load switch tester | RDKC-2008 | 1 unit | Accurate measurement of on load tap switch’s transition time, transition waveform, transition resistance, three phase synchronism and other parameters （range: 0.3~40Ω, accuracy: 0.3Ω~1Ω±0.1Ω，1Ω~40Ω±5%） | |
| 16 | Vacuum Switch Vacuum Degree Tester | RDZK-IV | 1 unit | Vacuum degree of vacuum breaker | |
| Testing range: 10-5 ～ 10-1 Pa | |||||
| 17 | AC/DC voltage divider | FRC-200M | 1 unit | Testing voltage measurement (range 0-200kV accuracy 0.5%) | |
| 18 | Insulation resistance tester | RD3200 | 1 unit | Measurement of insulating resistance, absorptance, polarization index | |
| Range 2.5MΩ-50GΩ; accuracy ±5% | |||||
| 19 | Cable fault tester | RD-213X | 1 set | Measurement of the fault point of fault cable and accurate positioning | |
| Testing distance: no less than 40km, testing deviation: systematic deviation less than ±1% | |||||
| Shortest testing distance （blind spot）: 5-10 meters | |||||
| Accurate positioning deviation：±0.2m | |||||
| 20 | Intelligent battery discharge tester | RDKR系列 | 1 set | Mainly used for the discharging testing of lead-acid battery of backup power in China Telecom, China Mobile, China Unicom and power DC industry | |
| 21 | ntelligent battery internal resistance tester | RDBT系列 | 1 set |
Through online testing, it can show and record multiple groups of battery voltage, internal resistance, connection strap resistance and other important battery parameter, accurately and effectively judge battery condition |
|
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Chromatographic instrument | RDC-9560 | 1 set | Measuring temperature range of gas composition in transformer oilMeasuring temperature range of gas composition in transformer oil |
| Column compartment: room temperature +15℃—399℃ | ||||
| Vaporizing chamber: room temperature +30℃—399℃ | ||||
| Reformer: room temperature +30℃—399℃ | ||||
| Thermal conductivity detector: room temperature +30℃—399℃ | ||||
| Hydrogen flame detector: room temperature +30℃—399℃ | ||||
| Accuracy: ±0.1℃ | ||||
| 2 | Closed-up flash point tester (Auto) | RDBS3000 | 1 unit | For testing the liquid flash point of the surface film formed by the solid suspended matter of insulating oil under testing condition |
| 3 | Acid value determination apparatus | RDSZ-II | 1 unit | Measurement of the acid value of the tested insulating oil |
| Range of measurement: 0.001~0.400mgKOH/g | ||||
| Accuracy: | ||||
| The acid value between 0~0.100mgKOH/g is 0.005mgKOH/g | ||||
| The acid value between 0.100~0.400mgKOH/g is 5% | ||||
| 4 | PH meter | RDPH-335 | 1 unit | Measure pH value of insulating oil |
| Range of measurement: pH 0.00-14.00 | ||||
| Temperature 0.0-99.9℃ (optional) | ||||
| Accuracy ±1%F.S | ||||
| 5 | Insulating oil test set | RDJJC-100kV | 1 set | Automatic testing of penetration and voltage withstand of insulating oil |
| Auto static, stir, boost, penetrate, step-down (output voltage 0~80kV；accuracy 2.0%) | ||||
| 6 | Oil dielectric loss tester | RD6100 | 1 set | testing of insulating oil’s dielectric loss |
| Testing range: capacity: 1pF~200pF | ||||
| Dielectric loss: 0~10% | ||||
| Accuracy: capacity: ±（0.5%×C+1pF） | ||||
| Dielectric loss: ±（1%×D+0.00008） | ||||
| Resolution ratio: capacity: 0.01pF | ||||
| Dielectric loss: 1×10-5 | ||||
| 7 | SF6 gas density relay calibrator | RDJD-II | 1 set | SF6 density relay check: shutting restore values, alarm restore values, over voltage restore values, alarm values, shutting values, over voltage values (accuracy ±0.25%) |
| 8 | High-accuracy SF6 gas leakage meter | RDWG-II | 1 set | External testing of the weld and airway connection of sealed gas chamber; Minimum testing value: 0.01μ1/1 |
| Testing range: 10～30μ1/1 | ||||
| 100～200μ1/1 | ||||
| 300～500μ1/1 | ||||
| Indication deviation: ≤±3% | ||||
| 9 | Intelligent water meter | RDWS-242 | 1 set | Measure minim moisture content sensor for SF6 gas |
| Dew point | ||||
| Range of measurement: －60 ℃～+20 ℃ | ||||
| Accuracy: ±0.5℃（－60℃～＋20℃） | ||||
| Reaction time （＋20℃） ：＜3分钟 |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | megger | RD2676-II | 1 set |
检查电气设备或电气线路对地及相间的绝缘电阻性能以保证这些设备工作正常 输出电压等级 500V，1000V，2000V，2500V |
| 2 | Three phase contact voltage regulator | TSGC2-15KVA | 1 unit | Measure current (range 0~400A; accuracy 1.5%) |
| 3 | Digital clip-on ammeter | UT205 | 1 unit | Measure current (range 0~400A; accuracy 1.5%) |
| 4 | Earth rod, electroscope | EC-II | 1 set | Secure protection, electrical measurement |
| Applicable for 110KV substation | ||||
| 5 | Multimeter | UT53 | 1 unit | A multifunctional and multirange meter for measuring voltage and current, some can measure other quantity of electricity, such as resistance and capacity (accuracy 1.0%) |
| 6 | Wheatstone bridge | QJ23 | 1 unit | Measure DC resistance value between 1~11.110MΩ |
| 7 | Kelvin bridge | QJ44 | 1 unit | Measure DC resistance value between 0.00001-11.000Ω |
| 8 | Phase sequence indicator | RDXZ-II | 1 unit | Indicate the clockwise of three phase sine AC power phase sequence |
| 9 | Thermos-hygrometer | HTC-1 | 1 unit | Measure the testing environment, and the temperature and humidity of high voltage electric tester (accuracy ±1.8℃) |
| 10 | Digital dual-phase voltammetry table clamp | RDML-12A | 1 unit | Check the loop of current and voltage |
| 11 | CT secondary on-load tester | RDCT-P | 1 unit | Secondary onload measurement |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | DC High voltage generator | RDZG-200kV/5mA | 1 set | DC voltage withstand test of power transformer, cable and other equipment; DC characteristic test of zinc oxide arrester |
| Output voltage DC: 200KV, Current 5mA | ||||
| 2 | Frequency conversion resonant voltage test device | RDXZ-270kVA/270kV | 1 set | AC voltage withstand of main substation of 110kV and below and all its electric equipment |
|
Output voltage AC: 200kV， current 1A （cable voltage withstand 110kV 0.7km, 36kV 2km） |
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| 3 | Light test transformer | RDYD-20kVA/200kV | 1 set | Voltage withstand test of transformer, switch, PT, CT and other electric equipment |
| Output voltage AC: 200kV capacity: 20kVA | ||||
| 4 | Induction voltage test device | RDSBF-15KVA/600V 150Hz | 1 unit | Induction voltage withstand test of transformer |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Transformer DC resistance tester | RDZR-40A | 1 unit | transformer winding measurement maximum output current 40A |
| Range: 40μΩ～400mΩ （40A） | ||||
| 2 | Loop Resistance Teste | RDH-100A | 1 unit | Contact resistance measurement of breaker’s galvanic circle |
| Measuring range: 0-1999.9μΩ | ||||
| Measuring current: DC≥100A | ||||
| 3 | Ground resistance tester | RD2571-II | 1 unit | Transformer and line of 110kV and below |
| 4 | Large ground network grounding resistance tester | RDWR-5A | 1 unit |
Transformer of 500kV and below Ground network measurement output: AC 5A 400V |
| 5 | Transformer volt-ampere characteristic tester | RDHG-F | 1 unit | Measure 5% and 10% of error bars, ratio and polarity of CT, and validate whether it could satisfy the requirement of protection device |
| Maximum output current: 600A | ||||
| Maximum output voltage: 2500V | ||||
| 6 | Anti-interference dielectric automatic tester | RD8000 | 1 unit | Testing of transformer, PT, CT, capacity and dielectric loss |
| Anti-interference index: Frequency interference, can fulfill accuracy requirement under 200% interference | ||||
| Capacity range: 3pF～60000pF/10kV 60pF～1μF/0.5kV | ||||
| Tgδ range: unlimited; resolution ratio 0.001%; auto recognition of capacity, inductance and resistance | ||||
| 7 | Automatic capacitance inductance tester | RD-500L | 1 unit | Non-disassembly measurement of the capacity of capacitor bank |
| Capacity range: 0.1μF ～ 2,000μF； | ||||
| 8 | Automatic transformer turn ratio & group tester | RDB-II | 1 unit | Ratio & group of transformer & AT |
| Testing range: ratio: 1～9999.9; group: 0～11 | ||||
| 9 | Circuit breaker characteristic tester | RDGC-8 | 1 unit | Measurement of 12 fracture, motion time, synchronism, bounce process, contact gap, travel and component and resultant velocity |
| Time: range 4000.0ms; resolution ratio 0.1ms | ||||
| Velocity: range 20.00m/s; resolution ratio 0.01m/s | ||||
| Travel: range 600MM | ||||
| 10 | Zinc Oxide arrester tester | RDYZ-306 | 1 unit |
Measure the total current, resistant current and its harmonic wave, power frequency voltage, active power and phase difference current Range of measurement: 0 ～ 10mA |
| Voltage output range: 10 ～ 200V | ||||
| Accuracy: ±3% | ||||
| 11 | Three phase microcomputer relay protection tester | RDJB-802 | 1 unit | Comprehensive security detection: voltage protection, current protection, differential protection, low cycle protection and group test, etc. |
| Output three phase current, six phase voltage | ||||
| Single phase current output 0～40A | ||||
| Single phase voltage output 0～120V | ||||
| 12 | Large current generator | RDSL-82-5000A | 1 set | Maximum output: AC500A; meter accuracy: 1.5% |
| 13 | Cable identification instrument | RD-2134 | 1 set | Professional instrument for recognizing a certain cable from a bunch of cables |
| Accurate recognition, no eclectic judgement, accuracy rate: 100% | ||||
| 14 | Transformer no load & on load characteristic tester | RDBR-IV | 1 unit | Measurement of transformer short circuit impedance, no-load current and no-load loss |
| Current testing range: 0.5A～60A | ||||
| Voltage testing range: 10V～650V | ||||
| 15 | On load switch tester | RDKC-2008 | 1 unit | Accurate measurement of on load tap switch’s transition time, transition waveform, transition resistance, three phase synchronism and other parameters （range: 0.3~40Ω, accuracy: 0.3Ω~1Ω±0.1Ω，1Ω~40Ω±5%） |
| 16 | Vacuum Switch Vacuum Degree Tester | RDZK-IV | 1 unit | Vacuum degree of vacuum breaker |
| Testing range: 10-5 ～ 10-1 Pa | ||||
| 17 | AC/DC voltage divider | FRC-200M | 1 unit | Testing voltage measurement (range 0-200kV accuracy 0.5%) |
| 18 | Insulation resistance tester | RD3200 | 1 unit | Measurement of insulating resistance, absorptance, polarization index |
| Range 2.5MΩ-50GΩ; accuracy ±5% | ||||
| 19 | Cable fault tester | RD-213X | 1 set | Measurement of the fault point of fault cable and accurate positioning |
| Testing distance: no less than 40km, testing deviation: systematic deviation less than ±1% | ||||
| Shortest testing distance （blind spot）: 5-10 meters | ||||
| Accurate positioning deviation：±0.2m | ||||
| 20 | High voltage nuclear phase equipment | TAG6000 | 1 set | Wireless testing line phase meter, frequency, voltage wave (phase difference measurement accuracy: ±3; frequency accuracy: ±1Hz) |
| 21 | Intelligent battery discharge tester | RDKR系列 | 1 set | Mainly used for the discharging testing of lead-acid battery of backup power in China Telecom, China Mobile, China Unicom and power DC industry |
| 22 | Intelligent battery internal resistance tester | RDBT系列 | 1 set | Through online testing, it can show and record multiple groups of battery voltage, internal resistance, connection strap resistance and other important battery parameter, accurately and effectively judge battery condition |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Chromatographic instrument | RDC-9560 | 1 set | Measuring temperature range of gas composition in transformer oil |
| Column compartment: room temperature +15℃—399℃ | ||||
| Vaporizing chamber: room temperature +30℃—399℃ | ||||
| Reformer: room temperature +30℃—399℃ | ||||
| Thermal conductivity detector: room temperature +30℃—399℃ | ||||
| Hydrogen flame detector: room temperature +30℃—399℃ | ||||
| Accuracy: ±0.1℃ | ||||
| 2 | Closed-up flash point tester (Auto) | RDBS3000 | 1 unit | For testing the liquid flash point of the surface film formed by the solid suspended matter of insulating oil under testing condition |
| 3 | Acid value determination apparatus | RDSZ-II | 1 unit | Measurement of the acid value of the tested insulating oil |
| Range of measurement: 0.001~0.400mgKOH/g | ||||
| Accuracy： | ||||
| The acid value between 0~0.100mgKOH/g is 0.005mgKOH/g | ||||
| The acid value between 0.100~0.400mgKOH/g is 5% | ||||
| 4 | PH meter | RDPH-335 | 1 unit | Measure pH value of insulating oil |
| Range of measurement: pH 0.00-14.00 | ||||
| Temperature 0.0-99.9℃ (optional) | ||||
| Accuracy ±1%F.S | ||||
| 5 | Insulating oil test set | RDJJC-100kV | 1 set | Automatic testing of penetration and voltage withstand of insulating oil |
| Auto static, stir, boost, penetrate, step-down (output voltage 0~80kV；accuracy 2.0%) | ||||
| 6 | Oil dielectric loss tester | RD6100 | 1 set | testing of insulating oil’s dielectric loss |
| Testing range: capacity: 1pF~200pF | ||||
| Dielectric loss: 0~10% | ||||
| Accuracy: capacity: ±（0.5%×C+1pF） | ||||
| Dielectric loss: ±（1%×D+0.00008） | ||||
| Resolution ratio: capacity: 0.01pF | ||||
| Dielectric loss: 1×10-5 | ||||
| 7 | SF6 gas density relay calibrator | RDJD-II | 1 set | SF6 density relay check: shutting restore values, alarm restore values, over voltage restore values, alarm values, shutting values, over voltage values (accuracy ±0.25%) |
| 8 | High-accuracy SF6 gas leakage meter | RDWG-II | 1 set | External testing of the weld and airway connection of sealed gas chamber; Minimum testing value: 0.01μ1/1 |
| Testing range: 10～30μ1/1 | ||||
| 100～200μ1/1 | ||||
| 300～500μ1/1 | ||||
| Indication deviation: ≤±3% | ||||
| 9 | Intelligent water meter | RDWS-242 | 1 set | Measure minim moisture content sensor for SF6 gas |
| Dew point | ||||
| Range of measurement: －60 ℃～+20 ℃ | ||||
| Accuracy: ±0.5℃（－60℃～＋20℃） | ||||
| Reaction time （＋20℃） ：＜3分钟 |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Single phase contact voltage regulator | TDGC-3kVA | 1 unit | AC single phase 0~250V voltage regulator |
| 2 | Three phase contact voltage regulator | TSGC2-15KVA | 1 unit | AC three phase 0~380V voltage regulator |
| 3 | Digital clip-on ammeter | UT205 | 1 unit | Measure current (range 0~400A; accuracy 1.5%) |
| 4 | Earth rod, electroscope | EC-II | 1 set | Secure protection, electrical measurement |
| Applicable for 110KV substation | ||||
| 5 | Multimeter | UT53 | 1 unit | A multifunctional and multirange meter for measuring voltage and current, some can measure other quantity of electricity, such as resistance and capacity (accuracy 1.0%) |
| 6 | Wheatstone bridge | QJ23 | 1 unit | Measure DC resistance value between 1~11.110MΩ |
| 7 | Kelvin bridge | QJ44 | 1 unit | Measure DC resistance value between 0.00001-11.000Ω |
| 8 | Phase sequence indicator | RDXZ-II | 1 unit | Indicate the clockwise of three phase sine AC power phase sequence |
| 9 | Thermos-hygrometer | HTC-1 | 1 unit | Measure the testing environment, and the temperature and humidity of high voltage electric tester (accuracy ±1.8℃) |
| 10 | Digital dual-phase voltammetry table clamp | RDML-12A | 1 unit | Check the loop of current and voltage |
| 11 | CT secondary on-load tester | RDCT-P | 1 unit | Secondary onload measurement |
| 12 | The three meters’ test set | RDS-II | 1 set | Check current, voltage and power meter (accuracy 0.05%) |
| 13 | Infrared radiation thermometer | UT300 | 1 unit | M easure the testing environment and the temperature of high voltage electric tester |
| Temperature range: 32~1050℃ (accuracy ±1.8℃) | ||||
| 14 | Low power-factor wattmeter | D34/1-W | 1 unit | Measurement of power |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | DC High voltage generator | RDZG-400kV/2mA | 1 set | DC voltage withstand test of power transformer, cable and other equipment; DC characteristic test of zinc oxide arrester |
| Output voltage DC: 400KV, Current 2mA | ||||
| 2 | Frequency conversion resonant voltage test device | RDXZ-1600kVA/500kV | 1 set | Substation of 220kV and below: CT, PT, breaker, switch, wall feed-through sleeve, post insulator and insulating tools |
| Output voltage AC: 500kV， current 1A | ||||
| 3 | Light test transformer | RDYD-25kVA/250kV | 1 set | Voltage withstand test of transformer, switch, PT, CT and other electric equipment |
| utput voltage AC: 250kV capacity: 25kVA | ||||
| 4 | Induction voltage test device | RDDBF-30kVA | 1 unit | Induction voltage withstand test of transformer |
| No. | Name | SpecificationsModel | Quantity | Function | ||
| 1 | Transformer DC resistance tester | RDZR-50A | 1 unit | transformer winding measurement maximum output current 50A | ||
|
Range: 40μΩ～400mΩ （50A） 100μΩ～1Ω （20A） 500μΩ～2Ω （10A） 1mΩ～4Ω （5A） |
||||||
| 2 | Loop Resistance Teste | RDH-100A | 1 unit | Contact resistance measurement of breaker’s galvanic circle | ||
| Measuring range: 0-1999.9μΩ | ||||||
| Measuring current: DC≥100A | ||||||
| 3 | Ground resistance tester | RD2571-II | 1 unit | Transformer and line of 220kV and below | ||
| 4 | Large ground network grounding resistance tester | RDWR-5A | 1 unit |
Transformer of 500kV and below Ground network measurement output: AC 5A 400V |
||
| 5 | Transformer volt-ampere characteristic tester | RDHG-F | 1 unit | Measure 5% and 10% of error bars, ratio and polarity of CT, and validate whether it could satisfy the requirement of protection device | ||
| Maximum output current: 600A | ||||||
| Maximum output voltage: 2500V | ||||||
| 6 | Anti-interference dielectric automatic teste | RD8000 | 1 unit | Testing of transformer, PT, CT, capacity and dielectric loss | ||
| Anti-interference index: Frequency interference, can fulfill accuracy requirement under 200% interference | ||||||
| Capacity range: 3pF～60000pF/10kV 60pF～1μF/0.5kV | ||||||
| Tgδ range: unlimited; resolution ratio 0.001%; auto recognition of capacity, inductance and resistance | ||||||
| 7 | Automatic capacitance inductance tester | RD-500L | 1 unit | Non-disassembly measurement of the capacity of capacitor bank | ||
| Capacity range: 0.1μF ～ 2,000μF； | ||||||
| 8 | Automatic transformer turn ratio & group tester | RDB-II | 1 unit | Ratio & group of transformer & AT | ||
| Testing range: ratio: 1～9999.9; group: 0～11 | ||||||
| 9 | Circuit breaker characteristic tester | RDGC-8 | 1 unit | Measurement of 12 fracture, motion time, synchronism, bounce process, contact gap, travel and component and resultant velocity | ||
| Time: range 4000.0ms; resolution ratio 0.1ms | ||||||
| Velocity: range 20.00m/s; resolution ratio 0.01m/s | ||||||
| Travel: range 600MM | ||||||
| 10 | Zinc Oxide arrester tester | RDYZ-306 | 1 unit |
Measure the total current, resistant current and its harmonic wave, power frequency voltage, active power and phase difference current Range of measurement: 0 ～ 10mA |
||
| Voltage output range: 10 ～ 200V | ||||||
| Accuracy: ±3% | ||||||
| 11 | Three phase microcomputer relay protection tester | RDJB-1200 | 1 unit | Comprehensive security detection: voltage protection, current protection, differential protection, low cycle protection and group test, etc. | ||
| Output six phase current, six phase voltage | ||||||
| Single phase current output 0～40A | ||||||
| Single phase voltage output 0～120V | ||||||
| 12 | Large current generator | RDSL-82-5000A | 1 set | Maximum output: AC500A; meter accuracy: 1.5% | ||
| 13 | Cable identification instrument | RD-2134 | 1 set | Professional instrument for recognizing a certain cable from a bunch of cables | ||
| Accurate recognition, no eclectic judgement, accuracy rate: 100% | ||||||
| 14 | Transformer no load & on load characteristic tester | RDBR-IV | 1 unit | Measurement of transformer short circuit impedance, no-load current and no-load loss | ||
| Current testing range: 0.5A～60A | ||||||
| Voltage testing range: 10V～650V | ||||||
| 15 | On load switch tester | RDKC-2008 | 1 unit |
0.3Ω~1Ω±0.1Ω，1Ω~40Ω±5%） Accurate measurement of on load tap switch’s transition time, transition waveform, transition resistance, three phase synchronism and other parameters （range: 0.3~40Ω, accuracy: 0.3Ω~1Ω±0.1Ω，1Ω~40Ω±5%） |
||
| 16 | Vacuum Switch Vacuum Degree Tester | RDZK-IV | 1 unit | Vacuum degree of vacuum breaker | ||
| Testing range: 10-5 ～ 10-1 Pa | ||||||
| 17 | AC/DC voltage divider | FRC-200M | 1 unit | Testing voltage measurement (range 0-200kV accuracy 0.5%) | ||
| 18 | Insulation resistance tester | RD3200 | 1 unit | Measurement of insulating resistance, absorptance, polarization index | ||
| Range 2.5MΩ-50GΩ; accuracy ±5% | ||||||
| 19 | Cable fault tester | RD-313X | 1 set | Measurement of the fault point of fault cable and accurate positioning | ||
| Testing distance: no less than 40km, testing deviation: systematic deviation less than ±1% | ||||||
| Shortest testing distance （blind spot）: 5-10 meters | ||||||
| Accurate positioning deviation：±0.2m | ||||||
| 20 | High voltage nuclear phase equipment | TAG6000 | 1 set | Wireless testing line phase meter, frequency, voltage wave (phase difference measurement accuracy: ±3; frequency accuracy: ±1Hz) | ||
| 21 | Intelligent battery discharge tester | RDKR系列 | 1 set | Mainly used for the discharging testing of lead-acid battery of backup power in China Telecom, China Mobile, China Unicom and power DC industry | ||
| 22 | Intelligent battery internal resistance tester | RDBT系列 | 1 set | Through online testing, it can show and record multiple groups of battery voltage, internal resistance, connection strap resistance and other important battery parameter, accurately and effectively judge battery condition | ||
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Chromatographic instrument | RDC-9560 | 1 set | Measuring temperature range of gas composition in transformer oil |
| Column compartment: room temperature +15℃—399℃ | ||||
| Vaporizing chamber: room temperature +30℃—399℃ | ||||
| Reformer: room temperature +30℃—399℃ | ||||
| Thermal conductivity detector: room temperature +30℃—399℃ | ||||
| Hydrogen flame detector: room temperature +30℃—399℃ | ||||
| Accuracy: ±0.1℃ | ||||
| 2 | Closed-up flash point tester (Auto) | RDBS3000 | 1 unit | For testing the liquid flash point of the surface film formed by the solid suspended matter of insulating oil under testing condition |
| 3 | Acid value determination apparatus | RDSZ-II | 1 unit | Measurement of the acid value of the tested insulating oil |
| Range of measurement: 0.001~0.400mgKOH/g | ||||
| Accuracy: | ||||
| The acid value between 0~0.100mgKOH/g is 0.005mgKOH/g | ||||
| The acid value between 0.100~0.400mgKOH/g is 5% | ||||
| 4 | PH meter | RDPH-335 | 1 unit | Measure pH value of insulating oil |
| Range of measurement: pH 0.00-14.00 | ||||
| Temperature 0.0-99.9℃ (optional) | ||||
| Accuracy ±1%F.S | ||||
| 5 | Insulating oil test set | RDJJC-100kV | 1 set | Automatic testing of penetration and voltage withstand of insulating oil |
| Auto static, stir, boost, penetrate, step-down (output voltage 0~80kV；accuracy 2.0%) | ||||
| 6 | Oil dielectric loss tester | RD6100 | 1 set | testing of insulating oil’s dielectric loss |
| Testing range: capacity: 1pF~200pF | ||||
| Dielectric loss: 0~10% | ||||
| Accuracy: capacity: ±（0.5%×C+1pF） | ||||
| Dielectric loss: ±（1%×D+0.00008） | ||||
| Resolution ratio: capacity: 0.01pF | ||||
| Dielectric loss: 1×10-5 | ||||
| 7 | SF6 gas density relay calibrator | RDJD-II | 1 set | SF6 density relay check: shutting restore values, alarm restore values, over voltage restore values, alarm values, shutting values, over voltage values (accuracy ±0.25%) |
| 8 | High-accuracy SF6 gas leakage meter | RDWG-II | 1 set | External testing of the weld and airway connection of sealed gas chamber; Minimum testing value: 0.01μ1/1 |
| Testing range：10～30μ1/1 | ||||
| 100～200μ1/1 | ||||
| 300～500μ1/1 | ||||
| Indication deviation: ≤±3% | ||||
| 9 | Intelligent water meter | RDWS-242 | 1 set | Measure minim moisture content sensor for SF6 gas |
| Dew point | ||||
| Range of measurement: －60 ℃～+20 ℃ | ||||
| Accuracy: ±0.5℃（－60℃～＋20℃） | ||||
| Reaction time （＋20℃） ：＜3分钟 |
| No. | Name | Specifications Model | Quantity | Function | |
| 1 | Single phase contact voltage regulator | TDGC-3kVA | 1 unit | AC single phase 0~250V voltage regulator | |
| 2 | Three phase contact voltage regulator | TSGC2-15KVA | 1 unit | AC three phase 0~380V voltage regulator | |
| 3 | Digital clip-on ammeter | UT205 | 1 unit | Measure current (range 0~400A; accuracy 1.5%) | |
| 4 | Earth rod, electroscope | EC-II | 1 set | Secure protection, electrical measurement | |
| Applicable for 110KV substation | |||||
| 5 | Multimeter | UT53 | 1 unit | A multifunctional and multirange meter for measuring voltage and current, some can measure other quantity of electricity, such as resistance and capacity (accuracy 1.0%) | |
| 6 | Wheatstone bridge | QJ23 | 1 unit | Measure DC resistance value between 1~11.110MΩ | |
| 7 | Kelvin bridge | QJ44 | 1 unit | Measure DC resistance value between 0.00001-11.000Ω | |
| 8 | Phase sequence indicator | RDXZ-II | 1 unit | Indicate the clockwise of three phase sine AC power phase sequence | |
| 9 | Thermos-hygrometer | HTC-1 | 1 unit | Measure the testing environment, and the temperature and humidity of high voltage electric tester (accuracy ±1.8℃) | |
| 10 | Digital dual-phase voltammetry table clamp | RDML-12A | 1 unit | Check the loop of current and voltage | |
| 11 | CT secondary on-load tester | RDCT-P | 1 unit | Secondary onload measurement | |
| 12 | The three meters’ test set | RDS-II | 1 set | Check current, voltage and power meter (accuracy 0.05%) | |
| 13 | Infrared radiation thermometer | UT300 | 1 unit | M easure the testing environment and the temperature of high voltage electric tester | |
| Temperature range: 32~1050℃ (accuracy ±1.8℃) | |||||
| 14 | Low power-factor wattmeter | D34/1-W | 1 unit | Measurement of power | |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | DC High voltage generator | RDZG-400kV/5mA | 1 set | DC voltage withstand test of power transformer, cable and other equipment; DC characteristic test of zinc oxide arrester |
| Output voltage DC: 400KV, Current 5mA | ||||
| 2 | Frequency conversion resonant voltage test device | RDXZ-2000kVA/600k | 1 set |
30kV and below CT/PT, voltage withstand 510kV AC voltage withstand of GIS: 310kV 330kV cable 1200mm2 3km voltage 324kV |
| 3 | Light test transformer | RDYD-30kVA/300kV | 1 set | Voltage withstand test of transformer, switch, PT, CT and other electric equipment |
| Output voltage AC: 300kV capacity: 30kVA | ||||
| 4 | Induction voltage test device | RDDBF-30kVA | 1 unit | Induction voltage withstand test of transformer |
| No. | Name | Specifications | Quantity | Function | |
| 1 | Transformer DC resistance tester | RDZR-50A | 1 unit | transformer winding measurement maximum output current 50A | |
|
Range：40μΩ～400mΩ （50A） 100μΩ～1Ω （20A） 500μΩ～2Ω （10A） 1mΩ～4Ω （5A） |
|||||
| 2 | Loop Resistance Teste | RDH-200A | 1 unit | Contact resistance measurement of breaker’s galvanic circle | |
| Measuring range: 0-1999.9μΩ | |||||
| Measuring current: DC≥200A | |||||
| 3 | Ground resistance tester | RD2571-II | 1 unit | Transformer and line of 330kV and below | |
| 4 | Large ground network grounding resistance tester | RDWR-5A | 1 unit |
Transformer of 330kV and below Ground network measurement output: AC 5A 400V |
|
| 5 | Transformer volt-ampere characteristic tester | RDHG-F | 1 unit | Measure 5% and 10% of error bars, ratio and polarity of CT, and validate whether it could satisfy the requirement of protection device | |
| Maximum output current: 600A | |||||
| Maximum output voltage: 2500V | |||||
| 6 | Anti-interference dielectric automatic tester | RD8000 | 1 unit | Testing of transformer, PT, CT, capacity and dielectric loss | |
| Anti-interference index: Frequency interference, can fulfill accuracy requirement under 200% interference | |||||
| Capacity range: 3pF～60000pF/10kV 60pF～1μF/0.5kV | |||||
| Tgδ range: unlimited; resolution ratio 0.001%; auto recognition of capacity, inductance and resistance | |||||
| 7 | Automatic capacitance inductance tester | RD-500L | 1 unit | Non-disassembly measurement of the capacity of capacitor bank | |
| Capacity range: 0.1μF ～ 2,000μF； | |||||
| 8 | Automatic transformer turn ratio & group tester | RDB-II | 1 unit | Ratio & group of transformer & AT | |
| Testing range: ratio: 1～9999.9; group: 0～11 | |||||
| 9 | Circuit breaker characteristic tester | RDGC-8 | 1 unit | Measurement of 12 fracture, motion time, synchronism, bounce process, contact gap, travel and component and resultant velocity | |
| Time: range 4000.0ms; resolution ratio 0.1ms | |||||
| Velocity: range 20.00m/s; resolution ratio 0.01m/s | |||||
| Travel: range 600MM | |||||
| 10 | Zinc Oxide arrester tester | RDYZ-306 | 1 unit |
Measure the total current, resistant current and its harmonic wave, power frequency voltage, active power and phase difference current Range of measurement: 0 ～ 10mA |
|
| Voltage output range: 10 ～ 200V | |||||
| Accuracy: ±3% | |||||
| 11 | Three phase microcomputer relay protection tester | RDJB-1200 | 1 unit | Comprehensive security detection: voltage protection, current protection, differential protection, low cycle protection and group test, etc. | |
| Output six phase current, six phase voltage | |||||
| Single phase current output 0～40A | |||||
| Single phase voltage output 0～120V | |||||
| 12 | Large current generator | RDSL-82-5000A | 1 set | Maximum output: AC500A; meter accuracy: 1.5% | |
| 13 | Cable identification instrument | RD-2134 | 1 set | Professional instrument for recognizing a certain cable from a bunch of cables | |
| Accurate recognition, no eclectic judgement, accuracy rate: 100% | |||||
| 14 | Transformer no load & on load characteristic tester | RDBR-IV | 1 unit | Measurement of transformer short circuit impedance, no-load current and no-load loss | |
| Current testing range: 0.5A～60A | |||||
| Voltage testing range: 10V～650V | |||||
| 15 | On load switch tester | RDKC-2008 | 1 unit | Accurate measurement of on load tap switch’s transition time, transition waveform, transition resistance, three phase synchronism and other parameters （range: 0.3~40Ω, accuracy: 0.3Ω~1Ω±0.1Ω，1Ω~40Ω±5%） | |
| 16 | Vacuum Switch Vacuum Degree Tester | RDZK-IV | 1 unit | Vacuum degree of vacuum breaker | |
| Testing range: 10-5 ～ 10-1 Pa | |||||
| 17 | AC/DC voltage divider | FRC-200M | 1 unit | Testing voltage measurement (range 0-200kV accuracy 0.5%) | |
| 18 | Insulation resistance tester | RD3200 | 1 unit | Measurement of insulating resistance, absorptance, polarization index | |
| Range 2.5MΩ-50GΩ; accuracy ±5% | |||||
| 19 | Cable fault tester | RD-313X | 1 set | Measurement of the fault point of fault cable and accurate positioning | |
| Testing distance: no less than 40km, testing deviation: systematic deviation less than ±1% | |||||
| Shortest testing distance （blind spot）: 5-10 meters | |||||
| Accurate positioning deviation：±0.2m | |||||
| 20 | High voltage nuclear phase equipment | TAG6000 | 1 set | Wireless testing line phase meter, frequency, voltage wave (phase difference measurement accuracy: ±3; frequency accuracy: ±1Hz) | |
| 21 | Intelligent battery discharge tester | RDKR系列 | 1 set | Mainly used for the discharging testing of lead-acid battery of backup power in China Telecom, China Mobile, China Unicom and power DC industry | |
| 22 | Intelligent battery internal resistance tester | RDBT系列 | 1 set |
Through online testing, it can show and record multiple groups of battery voltage, internal resistance, connection strap resistance and other important battery parameter, accurately and effectively judge battery condition |
|
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Chromatographic instrument | RDC-9560 | 1 set | Measuring temperature range of gas composition in transformer oil |
| Column compartment: room temperature +15℃—399℃ | ||||
| Vaporizing chamber: room temperature +30℃—399℃ | ||||
| Reformer: room temperature +30℃—399℃ | ||||
| Thermal conductivity detector: room temperature +30℃—399℃ | ||||
| Hydrogen flame detector: room temperature +30℃—399℃ | ||||
| Accuracy: ±0.1℃ | ||||
| 2 | Closed-up flash point tester (Auto) | RDBS3000 | 1 unit | For testing the liquid flash point of the surface film formed by the solid suspended matter of insulating oil under testing condition |
| 3 | Acid value determination apparatus | RDSZ-II | 1 unit | Measurement of the acid value of the tested insulating oil |
| Range of measurement: 0.001~0.400mgKOH/g | ||||
| Accuracy: | ||||
| The acid value between 0~0.100mgKOH/g is 0.005mgKOH/g | ||||
| The acid value between 0.100~0.400mgKOH/g is 5% | ||||
| 4 | PH meter | RDPH-335 | 1 unit | Measure pH value of insulating oil |
| Range of measurement: pH 0.00-14.00 | ||||
| Temperature 0.0-99.9℃ (optional) | ||||
| Accuracy ±1%F.S | ||||
| 5 | Insulating oil test set | RDJJC-100kV | 1 set | Automatic testing of penetration and voltage withstand of insulating oil |
| Auto static, stir, boost, penetrate, step-down (output voltage 0~80kV；accuracy 2.0%) | ||||
| 6 | Oil dielectric loss tester | RD6100 | 1 set | testing of insulating oil’s dielectric loss |
| Testing range: capacity: 1pF~200pF | ||||
| Dielectric loss: 0~10% | ||||
| Accuracy: capacity: ±（0.5%×C+1pF） | ||||
| Dielectric loss: ±（1%×D+0.00008） | ||||
| Resolution ratio: capacity: 0.01pF | ||||
| Dielectric loss: 1×10-5 | ||||
| 7 | SF6 gas density relay calibrator | RDJD-II | 1 set | SF6 density relay check: shutting restore values, alarm restore values, over voltage restore values, alarm values, shutting values, over voltage values (accuracy ±0.25%) |
| 8 | High-accuracy SF6 gas leakage meter | RDWG-II | 1 set | External testing of the weld and airway connection of sealed gas chamber; Minimum testing value: 0.01μ1/1 |
| Testing range: 10～30μ1/1 | ||||
| 100～200μ1/1 | ||||
| 300～500μ1/1 | ||||
| Indication deviation: ≤±3% | ||||
| 9 | Intelligent water meter | RDWS-242 | 1 set | Measure minim moisture content sensor for SF6 gas |
| Dew point | ||||
| Range of measurement: －60 ℃～+20 ℃ | ||||
| Accuracy: ±0.5℃（－60℃～＋20℃） | ||||
| Reaction time （＋20℃） ：＜3分钟 |
| No. | Name | Specifications Model | Quantity | Function | |
| 1 | Single phase contact voltage regulator | TDGC-3kVA | 1 unit | AC single phase 0~250V voltage regulator | |
| 2 | Three phase contact voltage regulator | TSGC2-15KVA | 1 unit | AC three phase 0~380V voltage regulator | |
| 3 | Digital clip-on ammeter | UT205 | 1 unit | Measure current (range 0~400A; accuracy 1.5%) | |
| 4 | Earth rod, electroscope | EC-II | 1 set | Secure protection, electrical measurement | |
| Applicable for 110KV substation | |||||
| 5 | Multimeter | UT53 | 1 unit | A multifunctional and multirange meter for measuring voltage and current, some can measure other quantity of electricity, such as resistance and capacity (accuracy 1.0%) | |
| 6 | Wheatstone bridge | QJ23 | 1 unit | Measure DC resistance value between 1~11.110MΩ | |
| 7 | Kelvin bridge | QJ44 | 1 unit | Measure DC resistance value between 0.00001-11.000Ω | |
| 8 | Phase sequence indicator | RDXZ-II | 1 unit | Indicate the clockwise of three phase sine AC power phase sequence | |
| 9 | Thermos-hygrometer | HTC-1 | 1 unit | Measure the testing environment, and the temperature and humidity of high voltage electric tester (accuracy ±1.8℃) | |
| 10 | Digital dual-phase voltammetry table clamp | RDML-12A | 1 unit | Check the loop of current and voltage | |
| 11 | CT secondary on-load tester | RDCT-P | 1 unit | Secondary onload measurement | |
| 12 | The three meters’ test set | RDS-II | 1 set | Check current, voltage and power meter (accuracy 0.05%) | |
| 13 | Infrared radiation thermometer | UT300 | 1 unit | M easure the testing environment and the temperature of high voltage electric tester | |
| Temperature range: 32~1050℃ (accuracy ±1.8℃) | |||||
| 14 | Low power-factor wattmeter | D34/1-W | 1 unit | Measurement of power | |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | DC High voltage generator | RDZG-400kV/5mA | 1 set | DC voltage withstand test of power transformer, cable and other equipment; DC characteristic test of zinc oxide arrester |
| Output voltage DC: 400KV, Current 5mA | ||||
| 2 | Frequency conversion resonant voltage test device | RDXZ-2880kVA/720kV | 1 set |
AC voltage withstand test of CT. GIS of 500kV and below substation; testing voltage: 720kV (220kV, cable 1200m㎡, length 3km, testing voltage 178kV) Voltage output AC: 720kV, current 4A |
| 3 | Light test transformer | RDYD-35kVA/350kV | 1 set | Voltage withstand test of transformer, switch, PT, CT and other electric equipment |
| Output voltage AC: 350kV capacity: 35kVA | ||||
| 4 | Induction voltage test device | RDDBF-30kVA | 1 unit |
Induction voltage withstand test of transformer Capacity: 30kVA, output voltage: 0-400V, output frequency: 0-300Hz |
| No. | Name | Specifications Model | Quantity | Function | |
| 1 | Transformer DC resistance tester | RDZR-50A | 1 unit | transformer winding measurement maximum output current 50A | |
|
Range: 40μΩ～400mΩ （50A） 100μΩ～1Ω （20A） 500μΩ～2Ω （10A） 1mΩ～4Ω （5A） |
|||||
| 2 | Loop Resistance Teste | RDH-200A | 1 unit | Contact resistance measurement of breaker’s galvanic circle | |
| Measuring range: 0-1999.9μΩ | |||||
| Measuring current: DC≥200A | |||||
| 3 | Ground resistance tester | RD2571-II | 1 unit | Transformer and line of 500kV and below | |
| 4 | Large ground network grounding resistance tester | RDWR-5A | 1 unit |
Transformer of 500kV and below Ground network measurement output: AC 5A 400V |
|
| 5 | Transformer volt-ampere characteristic tester | RDHG-F | 1 unit | Measure 5% and 10% of error bars, ratio and polarity of CT, and validate whether it could satisfy the requirement of protection device | |
| Maximum output current: 600A | |||||
| Maximum output voltage: 2500V | |||||
| 6 | Anti-interference dielectric automatic tester | RD8000 | 1 unit | Testing of transformer, PT, CT, capacity and dielectric loss | |
| Anti-interference index: Frequency interference, can fulfill accuracy requirement under 200% interference | |||||
| Capacity range: 3pF～60000pF/10kV 60pF～1μF/0.5kV | |||||
| Tgδ range: unlimited; resolution ratio 0.001%; auto recognition of capacity, inductance and resistance | |||||
| 7 | Automatic capacitance inductance tester | RD-500L | 1 unit | Non-disassembly measurement of the capacity of capacitor bank | |
| Capacity range: 0.1μF ～ 2,000μF； | |||||
| 8 | Automatic transformer turn ratio & group tester | RDB-II | 1 unit | Ratio & group of transformer & AT | |
| Testing range: ratio: 1～9999.9; group: 0～11 | |||||
| 9 | Circuit breaker characteristic tester | RDGC-8 | 1 unit | Measurement of 12 fracture, motion time, synchronism, bounce process, contact gap, travel and component and resultant velocity | |
| Time: range 4000.0ms; resolution ratio 0.1ms | |||||
| Velocity: range 20.00m/s; resolution ratio 0.01m/s | |||||
| Travel: range 600MM | |||||
| 10 | Zinc Oxide arrester tester | RDYZ-306 | 1 unit |
Measure the total current, resistant current and its harmonic wave, power frequency voltage, active power and phase difference current Range of measurement: 0 ～ 10mA |
|
| Voltage output range: 10 ～ 200V | |||||
| Accuracy: ±3% | |||||
| 11 | Three phase microcomputer relay protection tester | RDJB-1200 | 1 unit | Comprehensive security detection: voltage protection, current protection, differential protection, low cycle protection and group test, etc. | |
| Output six phase current, six phase voltage | |||||
| Single phase current output 0～40A | |||||
| Single phase voltage output 0～120V | |||||
| 12 | Large current generator | RDSL-82-5000A | 1 set | Maximum output: AC500A; meter accuracy: 1.5% | |
| 13 | Cable identification instrument | RD-2134 | 1 set | Professional instrument for recognizing a certain cable from a bunch of cables | |
| Accurate recognition, no eclectic judgement, accuracy rate: 100% | |||||
| 14 | Transformer no load & on load characteristic tester | RDBR-IV | 1 unit | Measurement of transformer short circuit impedance, no-load current and no-load loss | |
| Current testing range: 0.5A～60A | |||||
| Voltage testing range: 10V～650V | |||||
| 15 | On load switch tester | RDKC-2008 | 11 unit | Accurate measurement of on load tap switch’s transition time, transition waveform, transition resistance, three phase synchronism and other parameters （range: 0.3~40Ω, accuracy: 0.3Ω~1Ω±0.1Ω，1Ω~40Ω±5%） | |
| 16 | Vacuum Switch Vacuum Degree Tester | RDZK-IV | 1 unit | Vacuum degree of vacuum breaker | |
| Testing range: 10-5 ～ 10-1 Pa | |||||
| 17 | AC/DC voltage divider | FRC-200M | 1 unit | Range 2.5MΩ-50GΩ; accuracy ±5% | |
| 18 | Insulation resistance tester | RD3200 | 1 unit | Measurement of insulating resistance, absorptance, polarization index | |
| Range 2.5MΩ-50GΩ; accuracy ±5% | |||||
| 19 | Cable fault tester | RD-313X | 1 set | Measurement of the fault point of fault cable and accurate positioning | |
| Testing distance: no less than 40km, testing deviation: systematic deviation less than ±1% | |||||
| Shortest testing distance （blind spot）: 5-10 meters | |||||
| Accurate positioning deviation：±0.2m | |||||
| 20 | High voltage nuclear phase equipment | TAG6000 | 1 set | Wireless testing line phase meter, frequency, voltage wave (phase difference measurement accuracy: ±3; frequency accuracy: ±1Hz) | |
| 21 | Intelligent battery discharge tester | RDSD-1A | 1 unit | 绝缘子盐密测量 | |
| 22 | Intelligent battery discharge tester | RDKR系列 | 1 set | Mainly used for the discharging testing of lead-acid battery of backup power in China Telecom, China Mobile, China Unicom and power DC industry | |
| 23 | Intelligent battery internal resistance tester | RDBT系列 | 1 set |
Through online testing, it can show and record multiple groups of battery voltage, internal resistance, connection strap resistance and other important battery parameter, accurately and effectively judge battery condition |
|
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Chromatographic instrument | RDC-9560 | 1 set | Measuring temperature range of gas composition in transformer oil |
| Column compartment: room temperature +15℃—399℃ | ||||
| Vaporizing chamber: room temperature +30℃—399℃ | ||||
| Reformer: room temperature +30℃—399℃ | ||||
| Thermal conductivity detector: room temperature +30℃—399℃ | ||||
| Hydrogen flame detector: room temperature +30℃—399℃ | ||||
| Accuracy: ±0.1℃ | ||||
| 2 | Closed-up flash point tester (Auto) | RDBS3000 | 1 unit | For testing the liquid flash point of the surface film formed by the solid suspended matter of insulating oil under testing condition |
| 3 | Acid value determination apparatus | RDSZ-II | 1 unit | Measurement of the acid value of the tested insulating oil |
| Range of measurement: 0.001~0.400mgKOH/g | ||||
| Accuracy: | ||||
| The acid value between 0~0.100mgKOH/g is 0.005mgKOH/g | ||||
| The acid value between 0.100~0.400mgKOH/g is 5% | ||||
| 4 | PH meter | RDPH-335 | 1 unit | Measure pH value of insulating oil |
| Range of measurement: pH 0.00-14.00 | ||||
| Temperature 0.0-99.9℃ (optional) | ||||
| Accuracy ±1%F.S | ||||
| 5 | Insulating oil test set | RDJJC-100kV | 1 set | Automatic testing of penetration and voltage withstand of insulating oil |
| Auto static, stir, boost, penetrate, step-down (output voltage 0~80kV；accuracy 2.0%) | ||||
| 6 | Oil dielectric loss tester | RD6100 | 1 set | testing of insulating oil’s dielectric loss |
| Testing range: capacity: 1pF~200pF | ||||
| Dielectric loss: 0~10% | ||||
| Accuracy: capacity: ±（0.5%×C+1pF） | ||||
| Dielectric loss: ±（1%×D+0.00008） | ||||
| Resolution ratio: capacity: 0.01pF | ||||
| Dielectric loss: 1×10-5 | ||||
| 7 | SF6 gas density relay calibrator | RDJD-II | 1 set | SF6 density relay check: shutting restore values, alarm restore values, over voltage restore values, alarm values, shutting values, over voltage values (accuracy ±0.25%) |
| 8 | High-accuracy SF6 gas leakage meter | RDWG-II | 1 set | External testing of the weld and airway connection of sealed gas chamber; Minimum testing value: 0.01μ1/1 |
| Testing range: 10～30μ1/1 | ||||
| 100～200μ1/1 | ||||
| 300～500μ1/1 | ||||
| Indication deviation: ≤±3% | ||||
| 9 | Intelligent water meter | RDWS-242 | 1 set | Measure minim moisture content sensor for SF6 gas |
| Dew point | ||||
| Range of measurement: －60 ℃～+20 ℃ | ||||
| Accuracy: ±0.5℃（－60℃～＋20℃） | ||||
| Reaction time （＋20℃） ：＜3分钟 |
| No. | Name | Specifications Model | Quantity | Function |
| 1 | Single phase contact voltage regulator | TDGC-3kVA | 1 unit | AC single phase 0~250V voltage regulator |
| 2 | Three phase contact voltage regulator | TSGC2-15KVA | 1 unit | AC three phase 0~380V voltage regulator |
| 3 | Digital clip-on ammeter | UT205 | 1 unit | Measure current (range 0~400A; accuracy 1.5%) |
| 4 | Earth rod, electroscope | EC-II | 1 set | Secure protection, electrical measurement |
| Applicable for 110KV substation | ||||
| 5 | Multimeter | UT53 | 1 unit | A multifunctional and multirange meter for measuring voltage and current, some can measure other quantity of electricity, such as resistance and capacity (accuracy 1.0%) |
| 6 | Wheatstone bridge | QJ23 | 1 unit | Measure DC resistance value between 1~11.110MΩ |
| 7 | Kelvin bridge | QJ44 | 1 unit | Measure DC resistance value between 0.00001-11.000Ω |
| 8 | Phase sequence indicator | RDXZ-II | 1 unit | Indicate the clockwise of three phase sine AC power phase sequence |
| 9 | Thermos-hygrometer | HTC-1 | 1 unit | Measure the testing environment, and the temperature and humidity of high voltage electric tester (accuracy ±1.8℃) |
| 10 | Digital dual-phase voltammetry table clamp | RDML-12A | 1 unit | Check the loop of current and voltage |
| 11 | CT secondary on-load tester | RDCT-P | 1 unit | Secondary onload measurement |
| 12 | The three meters’ test set | RDS-II | 1 set | Check current, voltage and power meter (accuracy 0.05%) |
| 13 | Infrared radiation thermometer | UT300 | 1 unit | M easure the testing environment and the temperature of high voltage electric tester |
| Temperature range: 32~1050℃ (accuracy ±1.8℃) | ||||
| 14 | Low power-factor wattmeter | D34/1-W | 1 unit | Measurement of power |
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