Many activities for contracting, repairing, and testing electric power facilities



In China, those engaged in contracting, repairing, and testing electric power facilities shall obtain a license in accordance with the provisions of the "Measures for the Administration of Licenses for Contracting (Repairing, Testing) Electric Power Facilities". Unless otherwise stipulated by the State Electricity Regulatory Commission, no unit or individual may engage in contracting, repairing, or testing electric power facilities without obtaining a license. The license for contracting (repairing, testing) electric power facilities is a qualification certificate issued by the State Electricity Regulatory Commission to enterprises that can perform installation of new equipment, equipment maintenance and care, and preventive testing of equipment. Units that have obtained the license carry out activities in accordance with the law and are protected by law.



 



The grades of licenses for contracting (repairing, testing) electric power facilities are divided into Level 1, Level 2, Level 3, Level 4, and Level 5. Only those who have obtained qualifications at each level can engage in contracting, repairing, and testing electric power facilities at that level.



Enterprises applying for the qualification of contracting (repairing, testing) electric power facilities license must meet certain conditions, such as registered capital, equipment requirements, personnel requirements, technical requirements, etc. Among them, the difficulties and pain points for enterprises applying for the qualification license for the first time are:



 1. For the first application for the contracting (repairing, testing) electric power facilities license, purchasing electric power test equipment and tools requires a large investment;



 2. The electric power test equipment and tools specified in the contracting (repairing, testing) electric power facilities license are numerous, with many technical requirements, making it difficult to guarantee product quality and after-sales service;



 3. Due to the turnover of electric power testing personnel, there are difficulties in training personnel to skillfully use electric power test equipment.



Our company, in order to solve customers' urgent needs, provides one-stop services for the industry's contracting (repairing, testing) electric power qualification.



One-stop services for electric power qualification include: agency for contracting (repairing, testing) qualification, technical consultation for contracting (repairing, testing) qualification, supply of electric power test equipment for contracting (repairing, testing), upgrading of electric power test equipment for contracting (repairing, testing), leasing of electric power test equipment for contracting (repairing, testing), and training for electric power testing for contracting (repairing, testing), and other full services.



Level 1 for Testing

DC High Voltage Generator

DC:300kv/5mA

Power Frequency Withstand Voltage Test Device

AC:10kvA/100KV

Power Frequency Withstand Voltage Test Device

AC:5KVA/50KV

Variable Frequency Series Resonance Test Complete Set

4000KVA/800KV/5A,30-300HZ

Partial Discharge Complete Set

Power supply above 400KW with frequency greater than 100HZ

Induction Withstand Voltage Test Device

5KVA/360V 150HZ

High Voltage Dielectric Loss Tester

1. Dielectric measurement accuracy is 1%

2. Capacitance accuracy is 0.5%

3. Anti-interference frequency conversion

Loop Resistance Tester

DC:≥100A

Transformer Volt-Ampere Characteristic Tester

2200v/1A

Transformer Volt-Ampere Characteristic Tester

1100V/5A

Ground Resistance Tester

Current transformer method  >3-20A

Ground Resistance Tester

Heterodyne method

Capacitance and Inductance Tester

1 unit

Precision Current Transformer

Class 0.2

Precision Voltage Transformer

Class 0.2

Ground Continuity Tester

DC:1A

Transformer DC Resistance Tester

DC:≥10A

Transformer Ratio Tester

Digital type Class 0.5

Transformer Winding Deformation Tester

Frequency response method

On-load Tap Changer Tester

I≥1A

Circuit Breaker Characteristic Tester

2 units

Zinc Oxide Arrester Resistive Current Tester

1 unit

Three-phase Relay Protection Tester

Three-phase voltage and current each 2 groups

Transmission Line Parameter Tester

Heterodyne method

High Current Test Complete Set

1 unit

Online Current Monitoring Ammeter Calibrator

1 unit

Lightning Counter Calibrator

1 unit

Insulation Resistance Tester

DC:0-10000V  200GΩ short circuit current greater than or equal to 5mA

Transmitter Calibrator

2 sets

Gas Relay Calibration Device

1 set

SF6 Leak Detector

Sensitivity 1ppmv

SF6 Gas Moisture Tester

 

SF6 Gas Density Calibrator

Accuracy class 0.2, pressure range 0-1.0MPa

Insulating Oil Particle Size Tester

1 unit

Insulating Oil Chromatograph

1 unit

Insulating Oil Closed Cup Flash Point Tester

1 unit

Insulating Oil Moisture Meter

Ppm level

Insulating Oil Acid Value Tester

1 unit

Insulating Oil pH Tester

1 unit

Insulating Oil Automatic Dielectric Loss Tester

1 unit

Insulating Oil Dielectric Strength Tester

1 unit

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Yangzhou DARUI Electric Co., Ltd.
Main Products: Dielectric Loss Tester, Transformer Ratio Tester, Loop Resistance Tester, HV Wireless Phase Detector, Insulation Resistance Tester, Partial Discharge Tester, Cable Fault Tester, DC Resistance Tester, etc.
☎ Tel: 18952707000 (Manager Guan)📞 Landline: 0514-88770377✉ Email: 195214804@qq.com
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