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HMCJ impulse voltage test system

used for carry out standard lightning impulse voltage full-wave 、 operation-wave and Shear wave tests on HV apparatus

◆ Voltage coefficient is higher ,lightning impulse voltage full-wave and operation-wave not less than 90% and 80%.
◆ Compact structure, convenient modulation, simple operation, good synchronous performance, reliable movement.

Product description

Lightning impulse voltage generator can generate a wide range of voltage and energy analog lightning impulse,lightning interception,operational shock and other waveforms ,can carry out various form of impact test on high-voltage power equipment,with the steepening device can be on the insulator(string) Perform a steep wave test.the system can also be modified into an inrush current generator for the residual voltage test of the whole arrester,the installation is simple and fast.It is not only suitable for the electrical equipment testing,but also for scientific research,teaching and other fields.


The lightning impulse voltage generator can be used to test:Power transformer,cable,Arrester(impact current test),Generator,motor,insulator,GIS,Transformer,Capacitor,other insulating materials,Scientific research and teaching.


The overall structure loop inductance is small.

Simple and quick combination configuration for different test requirements.

Advanced computer-aided control measurement system with a friendly operator interface.

Complete security system.

It has the joint test capability of shock-DC,shock-work frequency.

The Nominal Parameter Values(for 3000kV 450kJ )

1. Nominal voltage: ±3000kV

2. Rated voltage: ±200kV

3、Nominal energy:450 kJ

4、impact the total capacitance: 0.1mF (3.0mF /100 kV single pulse capacitor, a total of 30)

5、Series: level 15

6. Impact voltage waveform parameters:6

⑴Standard lightning strike voltage full wave 1.2±30%ms /50±20%ms

⑵The amplitude± 3%  The peak oscillation is not

greater than 5% of the amplitude;

⑶Shock wave shape: 1000ms/kv-1500us/KV


voltage waveform parameters and their deviations 

are in line with national GB311 and GB16927 

standard requirements.

7. Minimum output voltage:>10%Un

8. Duration: up to 70% of the rated voltage, charging

and discharging every 120 seconds can run

continuously at 70% of the rated voltage, which can run continuously.

Can Be Customized According To Client Request!



1. Are you manufacture ?

Yeah, we are manufacturer professional in design and produce high voltage test equipment with nearly 20 years experience .


2. When can I get the price ?

We usually quote within 6 hours after get your inquiry . If you are very urgent to get price, please feel free to contact us by Wechat&Whatsapp +86-13720145441 or send us by email, so that we will regard your inquiry priority .


3. Do you supply OEM?

 Of course, we supply OEM.


4. What about leading time for production ?

Honestly , it depends on order quantity and the product . Usually lead time is within 7 working days after deposit .


5. What is your terms of delivery ?

We accept EXW, FOB, CFR, CIF, DDU, etc . You can choose the one which the most convenient and cost effective for you .


6. What’s your payment terms :

TT payment, L/C at sight, Paypal, Western union, etc.


7. How much is the shipping cost and time ?

This is depend on the size and weight of your product, and the method of shipping ( by sea/ by ari/ by Express) and your designated port . Kindly afford us above information to check shipping cost and time for you .


8. What’s the warranty period ?

Our warranty period is one year free and lifelong maintenance .

If produce damage within one year ( not man-made damage ), we will send you spare parts for replacement .  After one year, maintenance is paid service .

9. What kind of Certificate you can provide ?

We can provide CE mark, ISO9001 quality certificate the third part Calibration Certificate (CNAS), factory test report .


10. Do you have Technical Backup to all customers from different countries ?

Surely, we have rich experience engineer to afford professional technical support and quick response to your technical questions .

We are manufacture with rich on site testing experience and understand how to deal with your problems . And our engineer can visit your company to afford technical support face to face if necessary .

 Rated parameter values:

1. Rated voltage: ±400KV

2. Voltage class rating: ±100KV

3. Rated energy: 20KJ

4. Total Impulse capacitance: 0.25µF

5. Single stage pulse capacitor: 1µF/100KV (2*2.67μF/50KV each, total 4 pieces)

6. Number of stage: 4 (5KJ each stage) 

7. Power Supply: 220V±10% , or 380V±10% 50/60Hz

8. Impulse voltage waveform: it can give 4 lightning impulse waveform when load capacitance is below 300 ~ 2000pF:

  1) Standard lightning impulse voltage full wave: 1.2/50 μ S;

  2) Standard operating voltage impulse waveform: 250ms/2500ms;

  3) SVC-SVG-HVDC test special operating shock wave: 20/200us;

  4) SVC-SVG-HVDC test special shock wave oscillation: peak deviation ± 3%; Single peak value of oscillation and overshoot is less than the impulse waveform peak value of 5%. Lightning impulse voltage waveform parameters and its deviation shall comply with the relevant national GB311, GB/T16896.1 and GB16927 standards.

9. Voltage utilization coefficient: when load capacity is below 1000pF, standard lightning wave utilization voltage coefficient 85%; when load capacitance is below 2000PF, standard lightning wave utilization voltage coefficient 80%.

10. Synchronous scope: voltage level is in the rated range of 20% ~ 100%, positive and negative polarity synchronous range is not less than 25%;

11. Synchronous discharge uncontrol ratio: <5%

12. Minimum output voltage: ≥ ± 20% rated voltage

13. Charging voltage instability: < ± 1%

14.Duration: over 2/3 rated voltage: it can continue working every 120 seconds charge/discharge; below 2/3 rated voltage: it continues working every 60 seconds charge/discharge.

Factory test and shippment

We will do factory test for every product before devilering, to ensure qualified of the product.

We will pack the product carefully and choose suitbale shippment for client,to ensure the safe arrival.

Installation and commissioning

we provide installation and commissioning assistance to get you up and running. Domestically within China or internationally, we will be there to support you. During the installation, integration and operation of a new test system, a variety of special services are involved. If it ’ s necessary, we can offer oversea commissioning service for our clients.

Service and support

In any fault case of our product, we will arrange engineer to deal with your problem within 24hours

Service guarantee

Contact purchase

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