12kV 630A single phase vacuum contactor
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12kV 630A single phase vacuum contactor
EVC1-C series single pole casting type 12kv vacuum contactor is suitable for AC 50HZ, rated voltage of the main circuit 12KV, rated current from 160A to 630A power network system for remote making and breaking and frequent starting and controlling AC motors , transformers and capacitor banks and other occasions.
| Electric Holding type | EVC1-C-12KV/160A | EVC1-C-12KV/250A | EVC1-C-12KV/400A | EVC1-C-12KV/630A |
| Magnetic Latching type | EVC1-C-12KV/160A-Y | EVC1-C-12KV/250A-Y | EVC1-C-12KV/400A-Y | EVC1-C-12KV/630A-Y |
| Main circuit rated voltage (KV) | 12 | 12 | 12 | 12 |
| Main circuit rated current (A) | 160 | 250 | 400 | 630 |
| Main circuit making capacity (A/100times) | 1600 | 2500 | 4000 | 6300 |
| Main circuit break-make ability (A/25times) | 1280 | 2000 | 3200 | 5000 |
| Maximum break ability (A/3times) | 3200 | 4000 | 4500 | 6300 |
| Mechanical life (million times) | 100 | 100 | 100 | 100 |
| Electricity life AC3 (million times) | 25 | 25 | 25 | 25 |
| Electricity life AC4 (million times) | 10 | 10 | 10 | 10 |
| Power-frequency withstand voltage for main circuit (KV) | 42 | 42 | 42 | 42 |
| Power-frequency withstand voltage for control circuit KV | 2 | 2 | 2 | 2 |
| Lightning impulse withstand voltage KV | 75 | 75 | 75 | 75 |
| Rated operate frequency (times/h) | 300 | 300 | 300 | 300 |
| Terminal Pressure (N) | >100 | >100 | >150 | >150 |
| Clearance between open contacts (mm) | 6±0.5 | 6±0.5 | 6±0.5 | 6±0.5 |
| Over travel (mm) | 1.5±0.5 | 1.5±0.5 | 1.5±0.5 | 1.5±0.5 |
| Main circuit electric resistance (μ) | ≤200 | ≤200 | ≤200 | ≤200 |
| Control voltage(V) | AC/DC: 110/220/380 | |||
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