Описание
General descriptionJCZ5 series indoor AC high voltage vcauum contactors are three-phase AC, 50 Hz,7.2KV, 10KV indoor electrical equipment. It is suitable for power system with rated vltage of 7.2kv, 12kv and below and rated current of 630A. It can control and operate high voltage electrical equipment frequently.
Технические характеристики
| Модель | JCZ5-12/160 | JCZ5-12/250 | JCZ5-12/400 | JCZ5-12/630 |
| Номинальное напряжение(kv) | 12 | |||
| Rated current(А) | 160 | 250 | 400 | 630 |
| Main circuit joint capability(A/100 times) | 1600 | 2500 | 4000 | 6300 |
| On-off capability of main circuit(A/10times) | 1280 | 2000 | 3200 | 5000 |
| Limit breaking capacity(A/3 times) | 3200 | 4000 | 4500 | 6300 |
| Mechanical life(Ten thousand times) | 200 | |||
| Mechanical lock life(Ten thousand times) | 10 | |||
| Main circuit power frequency voltage withstand(kV) | 32 | |||
| Auxiliary circuit power frequency voltage withstand(kV) | 2.5 | |||
| Power frequency voltage withstand of control circuit(kV) | 2 | |||
| Rated operating frequency(times/h) | 300 | |||
| Frequency of mechanical lock operation(times/h) | 30 | |||
| Contact opening(мм) | 4±0.5 | |||
| Overrange(мм) | 1.5±0.3 | |||
