| Electricity Type: | AC |
|---|---|
| Number of Pole: | 3 |
| Phase: | 3 |
|
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CKJ20-250 AC Low Voltage Vacuum Contactor 250A Three Phase Pole
| Main Technical Parameiers | ||
| Model | CKJ20-250 | CKJ20-400 |
| Rated Voltage (V) (Main Circuit) | 2000 | 2000 |
| Rated Current (A) (Main Circuit) | 250 | 400 |
| Making Capacity (A/100 Times) (Main Circuit) | 2500 | 4000 |
| Making-Breaking Ca[acity (A/25 Times) (Main Circuit) | 2000 | 3200 |
| Ultimate Breaking Capacity (A/3 Times) | 3200 | 4000 |
| Electrical Life for AC3 (10000 Times) | 600000 | 600000 |
| Electrical Life for AC4 (10000 Times) | 60000 | 60000 |
| Mechanical Life (10000 Times) | 1000000 | 1000000 |
| Rated Operating Frequency for AC3 (Times Per Hour) | 600 | 600 |
| Rated Operating Frequency for AC4 (Times Per Hour) | 120 | 120 |
| Short Time Operating Frequency (Times Per Hour, 20s) | 2000 | 2000 |
| Clearance Between Open Contacts (mm) | 3±0.5 | 3±0.5 |
| Overtravel (mm) | ≥1 | ≥1 |
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