Zhengzhou Great Electric Co.,Ltd.
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Variable Frequency Resonant Test System 12000KVA MCBCX
Widely used in power utilities, industries departments and etc for testing of 6-220KV GIS, Transformer,
Instrument transformer, power cables and other capacitive test object.
Comprising of
1) Variable Frequency control box
2) Excitation transformer
3) Reactor
4) Capacitance voltage divider
Technical Parameters
| Output capacity | 50kVA-12000kVA |
| Output voltage | 0-1500KV |
| Power supply | AC 380V+/-10%, 50/60HZ (3 phases) |
| Power supply | AC 220V+/-10%, 50/60HZ (1 phase) |
| Working frequency | 30-300Hz |
| Frequency resolution | 0.01Hz |
| Output waveform | Sinewave, distortion <1% |
| System test accuracy | 1.0 (30-300HZ) |
| Testing voltage stability | 1% |
Function features
1. Adopting reactor and test power capacitor to setup LC resonance circuit, through output frequency
adjustment to find the resonance point, and get high test voltage on test object
2. It is one kind of new high voltage test method, high reliable and stability for testing.
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