400kv 20kj Impulse Voltage Test System

• Customization: Available
• After-sales Service: Life Long Support
• Warranty: 1 Year or Extend
• Model NO.: HMCJ
• Display: Digital
• Control: Computer Control
• Power Source: AC220V
• Product Name: Impulse Voltage Generator
• Waveform 1: Si
• Wavform 2: L1
• Waveform 3: LC
• Waveform 4: Steep Voltage Waveform
• Waveform 5: Customzied Waveform
• Voltage: 100kv, 200kv, 300kv, 400kv,600kv,800kv, 1200kv etc
• Energy: 5kj,10kj,15kj,20kj,30kj,80kj ,etc
• Test Sample: Transformer, Insulator, Circuit Breaker
• Lead Time: 25~30 Working Days
• Standard: IEC
• Calibration Report: Support The Third Party
• Transport Package: Wooden Box with Foam Inside
• Trademark: HMDQ
• Origin: Hubei, China(Mainland)
• HS Code: 9030390000
• Production Capacity: 200sets Per Year
• Package Size: 1140.00cm * 980.00cm * 1330.00cm
• Package Gross Weight: 120.000kg

Product Description

400kv 20kj  impulse voltage test system

I. Scope
The generator is sutable for 35KV or below 35KV voltage level standard full-wave lightning impulse voltage test of large capacity power transformers, transformers, reactors, arrester, switch, casing, insulator and other test materials.
II. Condition:
1.Altitude: ≤ 1000M
2. Environment temperature: - 5ºC~ 45ºC
3. Maximum daily temperature in deference: ≤25ºC
4. Relative humidity: ≤90% (20 ºC)
5. Earthquake resistant capacity: ≤7
6. Horizontal ground acceleration: 3.0m/s2; Vertical ground acceleration: 1.5m/s2
7. Power supply voltage waveforms for actual sine wave, waveform distortion rate: <3%
8. With a reliable grounding terminal, grounding resistance: < 0.5Ω
9. Installation location: Indoor


III.Main components of multistage impulse generator
1.SCR pressure regulating device
2.DC charging device
3.Impulse voltage generator
4.Multi-ball truncation device (optional)
5.Steep voltage device (optional )
6.Coupling divider
7.Tested object
8.Isolation impedance(optional)
9.Combined power supply(optional)
10 Current diverter
11.Control system
12. Measuring system


IV.Technical Parameter
1.Nominal stage : Can be customized,such as 300kV, 600kV, 1200kV, etc.
2.Rated voltage stage: Normally ±100kV
3.Rated Charging voltage: Normally ±100kV
4.Nominal energy: Can be customized,such as 10KJ, 20KJ, 30KJ, etc.
5.Total impact capacitance: Can be customized according to tested object
6.Impulse voltage waveform parameters
1) Standard lightning impulse voltage full wave:1.2±30%ms /50±20%ms,The amplitude is ±3%, The oscillation at the wave head is not more than  5% of the amplitude
2) Standard operating impact waveform
 250±20%ms /2500±60%ms;Chopper waveform time :2~6mS
3)Impulse voltage waveform: Impulse voltage waveform>10%Un, synchronizing range ≤20%,Instability rate of output voltage ≤1.5%,Error rate of synchronous discharge <2%

V.Application