This series of vacuum contactors used switched capacitor vacuum switching tube and insulating bracket, metal frame firmly into one, safe and reliable. The agency travel and breaking capacity, together, opening bounce is small, stable, three-phase over the same period type is especially suitable for the load of the capacitor bank, the model has power to maintain the type, machinery to maintain the permanent magnetic actuator type three secondary control is simple and reliable
| JCZ8C 12/7.2kv Series AC vacuum contactor | ||||||
| 160/12(7.2)KV | 250/12(7.2)KV | 400/12(7.2)KV | 630/12(7.2)KV | 800/12(7.2)KV | |
| Main circuit rated voltage (KV) | 12(7.2) | 12(7.2) | 12(7.2) | 12(7.2) | 12(7.2) | |
| Main circuit rated current (A) | 160 | 250 | 400 | 630 | 800 | |
| Main circuit making capacity (A/100times) | 1600 | 2500 | 4000 | 6300 | 8000 | |
| Main circuit break-make ability (A/25times) | 1280 | 2000 | 3200 | 5000 | 6000 | |
| Maximum break ability (A/3times) | 3200 | 4000 | 4500 | 6300 | 8000 | |
| Mechanical life (times) | 100 0000 | 100 0000 | 100 0000 | 100 0000 | 100 0000 | |
| Engineering lock life (times) | 10 0000 | 10 0000 | 10 0000 | 10 0000 | 10 0000 | |
| Electricity life AC3(times) | 25 0000 | 25 0000 | 25 0000 | 25 0000 | 25 0000 | |
| Electricity life AC4(times) | 10 0000 | 10 0000 | 10 0000 | 10 0000 | 10 0000 | |
| Permanent magnetic actuator life(times) | 20 0000 | 20 0000 | 20 0000 | 20 0000 | 20 0000 | |
| Power-frequency withstand voltage for main circuit(fracture)(kv) | 42(32) | 42(32) | 42(32) | 42(32) | 42(32) | |
| Phase-phase phase -to current withstand voltage(KV) | 42(32) | 42(32) | 42(32) | 42(32) | 42(32) | |
| Lightning impulse withstand voltage (KV) | 75(60) | 75(60) | 75(60) | 75(60) | 75(60) | |
| Rated operate frequency(times/h) | 300 | 300 | 300 | 300 | ||
Permanent magnetic actuator operating frequencies(times/h) | 120 | 120 | 120 | 120 | 120 | |
| Terminal pressure(N) | >100 | >100 | >100 | >100 | >100 | |
| Clearance betweenopen contacts (mm) | 7(6)±0.5 | 7(6)±0.5 | 7(6)±0.5 | 7(6)±0.5 | 7(6)±0.5 | |
| Over travel (mm) | 1.5±0.5 | 1.5±0.5 | 1.5±0.5 | 1.5±0.5 | 1.5±0.5 | |
| Main circuit electric resistance( μΩ ) | ≤200 | ≤200 | ≤200 | ≤200 | ≤200 | |
| Total weight(kg) | 30(25.5) | 30(25.5) | 30(25.5) | 30(25.5) | 30(25.5) | |
