Project Description

The new “Administrative Measures for Installation (Repair, Test) Power Facilities Permits” will come into effect on October 11, 2020. The “Administrative Measures for Installation (Repair, Test) Power Facilities License” (State Electricity Regulatory Commission Order No. 28) promulgated by the former State Electricity Regulatory Commission on December 18, 2009 shall be repealed at the same time. Litai Power briefly introduces the new version of the guide for the selection of construction machinery and equipment required for the third-level power facility license for installation (repair, test) testing.

This table describes laboratory standards such as high-voltage generating equipment, electrical measuring instruments, oil and gas testing instruments, and commonly used instrument tables.

Level 3 Undertake (repair, test) power facility license test equipment and laboratory standard test category   
Serial numberMachine Tool Equipment NameUnit QuantityRegulationGrid Product Model
One High-voltage generating equipment
1DC high voltage generatorset1DC:200kV/3mAZGF-200kV/3mA 
1DC:120kV/2mAZGF-120kV/2mA
2Power frequency AC withstand voltage test complete setset1AC:10kVA/100kVLTYD-10kVA/100kV
1AC:5kVA/50kVLTYD-5kVA/50kV
3Frequency conversion series resonance test complete setset1500KVA/200kV/2.5A    LTZB-500KVA/200KV 
30~300Hz
TwoElectrical measuring instrument
1High voltage dielectric loss testerstation2Anti-interference frequency conversionLTGS-II
2Loop resistance testerstation2DC: ≥100ALTHL
3Transformer volt-ampere characteristic testerstation11100V/5ALTFA-F
4Grounding resistance testerstation1LTDW
5Capacitance and inductance testerstation1Three simultaneous measurementsLTDR
6Ground continuity testerstation1DC: 30ALTDR
7Transformer DC Resistance Testerstation2DC: ≤3A LTZR-10A
8Transformer ratio testerstation1DigitalLTBC-II
9Transformer winding deformation testerstation1Frequency response methodLTRZ-B
10Transformer on-load tap changer characteristic testerstation1I≥1ALTKC
11Circuit breaker characteristic testerstation2LT-3000 
12Zinc oxide arrester resistive current testerstation1LTBL
13Comprehensive relay protection testerstation1LTJB-1800
14Large current generatorstation1500A/5VLTSLQ
15Lightning counter action testeronly1 LT-600
16Insulation Resistance Testerstation2DC:0~5000V 200GΩ  LT2550
Short circuit current ≥3mA
17Cable fault testerset1 LTDL-V
18Cable identification instrumentset1LTDS
ThreeOil and gas test equipment
1SF6 leak detectorstation1XP-1
2SF6 dew point meterstation1LTDP00
3Chromatographstation1LTSP
4Closed flash point meterstation1LTBS
5Micro water meterstation1LTWS
6Acid value testerstation1
7PH meterstation1
8Insulating oil dielectric loss testerstation1LTJJ
9Insulating oil dielectric strength testerstation1LTYJ
FourCommon instrument list
1MegohmmeteroneDC: 500V and aboveLT2551LT2551LT2551LT2551LT2551
2Digital double clamp phase voltammeteroneMeasuring current is less than 50mALTSMGLTSMGLTSMGLTSMGLTSMG
3Phase sequence tableoneVC850VC850VC850VC850VC850
4Clamp ammeterstation300A
5Current transformer secondary circuit load testerstation20V/5A
6Three-phase voltage regulatorstation15kVA
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