(1) Main equipment information

Serial number

Equipment name

Main Specifications

Serial number

Equipment name

Main Specifications

1

Short-circuit test transformer

Short-circuit capacity 1650MVA

8

Auxiliary circuit breaker

550kV / 63kA

2

Dynamic thermal stability test transformer

Short-circuit capacity 310MVA

9

Full voltage closing device

Single DC 250kV

3

Synthetic test system

DC 720kV

10

Capacitive load

40.5kV/400A

4

measuring system

AMO and CY measurement system (14bit)

11

Near-zone faulty equipment

420kV

5

Protection circuit breaker

12kV/125kA

12

Shunt

80kA

6

Main ignition system

DC 720kV

13

Injection timer

Control accuracy: 2us

7

Arc extension device

DC 60kV

14

Timing controller

Control accuracy: 0.1ms

(2) Detection ability

Serial number

Test type

Test ability

Serial number

Test type

Test ability

1

Direct test

Three-phase 12kV/50kA, 40.5kV/16kA

4

Transformer capacity test

35kV / 3150kVA

2

Synthetic test

Three-phase 252kV/50kA, single-phase 420kV/63kA

5

Capacitive current switching

Three-phase 40.5kV/400A, single-phase 363kV/1000A

3

Dynamic thermal stability test

Single-phase 100kA/4s, three-phase 63kA/4s

6

Small capacitive and small inductive current switching

1100kV/2A

(3) Application areas

Covers type testing of high-voltage electrical products such as circuit breakers, isolation/grounding switches, combined electrical appliances, mutual inductors, distribution transformers, switch cabinets, load switches, fuses, ring network cabinets, JP cabinets, pole circuit breakers, box-type substations, etc. , Performance test, sampling test and research test.

(1) Main equipment information

Serial number

Equipment name

Main Specifications

Serial number

Equipment name

Main Specifications

1

Power frequency voltage test device

1800kV/3600kVA

6

Impulse voltage generator

800kV/60kJ

2

Power frequency voltage test device

1200kV/4800kVA

7

Partial discharge test system

0.1～100000pC

3

Power frequency voltage test device

600kV/1200kVA

8

Electromagnetic interference receiver

0～120dBμV

4

DC voltage generator

2000kV/30mA

9

Intelligent X-γ Radiometer

0.01～3000μSv/h

5

Impulse voltage generator

4800kV / 720kJ

10

Wet pressure device

Range: 20×25m

(2) Detection ability

Serial number

Test type

Test ability

1

Insulation performance

1200kV and below high voltage electrical products power frequency withstand voltage, DC withstand voltage, lightning impulse withstand voltage, operation impulse withstand voltage, partial discharge measurement, radio interference measurement, X-ray measurement and other insulation performance tests; background noise for partial discharge testing in double-layer shielding halls Less than 0.5pC.

(3) Application areas

The detection range covers high-voltage circuit breakers, isolation/grounding switches, combined electrical appliances, high-voltage cable tap switches, compact switchgear sets, high-voltage bypass switches, high-voltage transfer switches, high-voltage load switches, automatic reclosers, automatic sectioning devices, and sets Type test, performance test, research test and sampling test of high-voltage electrical products such as pipes, transformers, fuses, high-voltage switch cabinets, ring network cabinets, pole-mounted circuit breakers, pre-installed substations, distribution transformers, etc.

(1) Main equipment information

Serial number

Equipment name

Main Specifications

Serial number

Equipment name

Main Specifications

1

High voltage switch mechanical characteristic tester

Sampling frequency 100Hz～15kHz, recording time>240s

7

Main loop resistance tester

0～20mΩ

2

High-voltage switch mechanical life test bench

Independent 24 channels

8

SF6 gas leak detector

0 999μL / L

3

Single-phase temperature rise test system

2500kVA/25000A

9

Precision dew point meter

-80～20℃

4

Three-phase multi-magnetic circuit temperature rise test system

200kVA / 6300A

1 0

Sound level meter

30～130dB

5

Three-phase temperature rise test system

90kVA/2500A

11

Programmable variable frequency power supply

90kVA/
0～520V

6

DC temperature rise test system

300kVA/10000A

12

Power analyzer

0～1000V/
0～5A

(2) Detection ability

1

Temperature rise test for high and low voltage electrical equipment of 1100kV and below: three-phase AC 6300A/50Hz, single-phase AC 25000A/50Hz, DC 10000A.

2

1100kV and below high-voltage electrical equipment mechanical test, sealing test, loop resistance measurement, terminal static load test, gas humidity measurement and other test capabilities

(3) Application areas

The detection range covers high-voltage circuit breakers, isolation/grounding switches, combined electrical appliances, high-voltage cable tap switches, compact switchgear sets, high-voltage bypass switches, transfer switches, high-voltage load switches, automatic reclosers, automatic sectioning devices, and bushings Type test, performance test and research of high and low voltage electrical equipment such as, transformers, fuses, high voltage switch cabinets, ring network cabinets, pole-mounted circuit breakers, prefabricated substations, distribution transformers, low voltage switch cabinets, JP cabinets, etc. Test and sampling test.

Serial number

Equipment name

Main Specifications

Serial number

Equipment name

Main Specifications

1

High and low temperature test chamber

-55～+150℃;
20%～98%RH

7

Condensation test chamber

0～99%RH

2

Electric vibration test bench

5～2500Hz;100g

8

Anti-drenching and splashing water test device (swing pipe)

Water spray ring radius: R1600mm;
flow rate: 0～10L/min (adjustable)

3

Walk-in sand and dust test chamber

2 ～ 4kg / m3; 2L / S

9

Anti-sprinkling and splashing water test device (sprinkler)

Water pressure: 50～150kPa

4

Climate protection test device

5mm / min

10

Anti-spraying test device (hose nozzle)

12.5 / 100L / min

5

Mechanical impact test device

20J

11

IP test tool

Diameter 1.0 /2.5/12/50mm; thrust 1/3/10/50N

6

Spring striker

2J

(2) Detection ability

Serial number

Test type

Test ability

1

Alternating damp heat, constant damp heat, high and low temperature test

-55～+85℃

2

Vibration test

Frequency 5～2500Hz

3

Impact, collision

Acceleration 100g

4

Protection level verification

IP, IK code

5

Condensation test

40.5kV and below equipment

(3) Application areas

The inspection scope covers the type test, performance test, research test and random inspection test of high and low voltage switchgear, substation protection, control, monitoring equipment and electrical and electronic products.

Serial number

Equipment name

Main Specifications

Serial number

Equipment name

Main Specifications

1

Multifunctional immunity generator

250～4400V, 1kHz～1MHz

6

Lightning surge/pulse magnetic field immunity test system  

250～6300V

2

Damped oscillating wave/damped magnetic field test system

200～3000V

7

Programmable AC and DC power supply

0 ～ ± 400 V

3

Electrostatic discharge generator

Air discharge: 2～16kV, contact discharge: 2～10kV

8

Radio frequency conduction immunity test system

100kHz～250MHz;
-40～+37 dBm

4

Transverse electromagnetic wave transmission room

9kHz～1.2GHz

9

EMI test receiver

9kHz～1.0GHz

5

Compound log periodic antenna

30MHz～1.0GHz

10

Artificial power network

9kHz～30MHz

(2) Detection ability

1

EMC testing of auxiliary and control equipment for high and low voltage switches of 1100kV and below

2

Substation protection, control, monitoring equipment and EMC testing of electrical and electronic products

(3) Application areas

The inspection scope covers the type test, performance test, research test and random inspection test of high and low voltage switchgear, substation protection, control, monitoring equipment and electrical and electronic products.

(1) Main equipment information

Serial number

Equipment name

Main Specifications

1

Comprehensive test platform for DC breaking

Maximum breaking current: 25kA;

2

RT-LAB simulation platform

Simulation platform: OP5600;

3

Medium and low pressure dynamic model test platform

Rated DC voltage: DC 10kV and DC 750V;

4

Battery charging and discharging integrated machine

110V/100A；

5

Battery internal resistance tester

0 ～ 99.999mΩ ；

(2) Detection ability

Serial number

Test type

Test ability

1

DC breaking test

25kA ；

2

Medium and low pressure dynamic model test

DC 10kV and DC 750V;

3

System simulation test

Real-time simulation of AC/DC hybrid distribution network system;

4

Battery performance consistency test

Consistency detection of weight, open-circuit terminal voltage and capacity

5

Accelerated charge-discharge cycle life test of battery with high current

2～110V, 0～100A fast charge and discharge test;

(3) Application areas

DC circuit breakers, DC load switches, converter valves, DC power electronic transformers, energy routers, medium and low voltage direct flow model tests, real-time simulation of AC and DC hybrid distribution network systems, battery performance testing, etc.

(1) Main equipment information

Serial number

Equipment name

Main Specifications

Serial number

Equipment name

Main Specifications

1

Insulating oil dielectric strength tester

0～80kV

6

Automatic water-soluble acid tester

PH3.8～7.8

2

Insulating oil frequency conversion anti-interference dielectric loss and volume resistivity tester

0.00001～100

7

Oil acid value automatic tester

0.001～2mg KOH/g

3

Insulating oil trace moisture tester

0μg～200mg H2O

8

Automatic closed flash point tester

0～400℃

4

Automatic interface tension meter

0～200mN/m

9

Insulating oil gas content tester

Repeatability <10%

5

Oil Chromatography Analyzer

Detection limit≤8×10-13g/s, baseline noise≤2×10-13A, baseline drift≤1×10-12A/30min

(2) Detection ability

Breakdown voltage, dielectric loss factor, water content, dissolved gas component content, gas content, water-soluble acid, acid value, flash point (closed), interfacial tension and other complete oil testing capabilities.

(3) Application areas

Electrical insulation oil test.

(1) Main equipment information

Serial number

Equipment name

Main Specifications

1

Series resonance test device

1200kV / 4A

2

Through core current generator

8800 A /0.42 kV

(2) Detection ability

Serial number

Test type

Test ability

1

Insulation performance

Long-term live test of AC and DC insulation performance of high voltage switchgear of 1100kV and below, voltage: 1200kV, current 8800A

2

Mechanical behavior

Appraisal of mechanical performance, fatigue and aging performance of high voltage switchgear of 1100kV and below.

(3) Application areas

The detection range covers the long-term reliability assessment of the electrical and mechanical properties of high-voltage switchgear at 1100kV and below.

Serial number

Material name

grade

Serial number

Material name

grade

1

Distribution transformer

Class A

11

High voltage switch cabinet

Class A

2

Reactor (35kV and below)

Class A

12

Ring network cabinet

Class A

3

Current transformer (35kV and below)

Class A

13

JP cabinet

Class B

4

Electromagnetic voltage transformer (35kV and below)

Class A

14

Circuit breaker (35kV and below)

Class A

5

Capacitor voltage transformer (35kV and below)

Class B

15

On-post switchgear

Class A

6

Lightning arrester (35kV and below)

Class A

16

Isolating switch (35kV and below)

Class A

7

Capacitor (35kV and below)

Class C

17

10kV cable branch box

Class A

8

Arc suppression coil (35kV and below)

Class A

18

0.4kV cable branch box

Class B

9

American box-type substation

Class A

19

low voltage switch box

Class B

10

European-style box-type substation

Class A