GDCY Impulse Voltage Test System (100kV-7200kV)
● Control and Measurement Table.
● Impulse Voltage Generator.
● HV DC Charging Unit.
● Weak Damped Voltage Divider
| Impulse voltage grade | 100kV-7200kV |
| Standard lightning wave | 1.2±30%/50±20%µS |
| Peak oscillation | <5% |
| Standard switching wave | 250±20%/2500±60%µS |
| Virtual front time of oscillating lightning wave | ≤15µS |
| Virtual front time of oscillating switching wave and virtual front time of oscillating switching impulse wave |
15µS-1mS |
| The minimum output voltage | ≥10%Un |
| Charging voltage instability | <±1% |
| Synchronizing range | ≥20% |
| Synchronous discharge error rate | <2% |
| Ignition range | 10%~100% |
| Working time | ≥70%UN Discontinuous work (charge-discharge 300s/time) <70%nn Continuous work (charge-discharge 120s/time) |
| Generator efficiency: lightning wave (no load) | ≥90% |
| Time to chopping | 2~5µS |
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