| Electricity Type: | AC |
|---|---|
| Number of Pole: | 4 |
| Phase: | 4 |
|
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CKG3-7.2/160, CKG3-7.2/250, CKG3-7.2/400, CKG3-7.2/630
AC HIGH VOLTAGE VACUUM CONTACTOR
| Model | CKG3-7.2/160 | CKG3-7.2/250 | CKG3-7.2/400 | CKG3-7.2/630 |
| Rated Voltage (KV) (Main Circuit) | 7.2 | 7.2 | 7.2 | 7.2 |
| Rated Current (A) (Main Circuit) | 160 | 250 | 400 | 630 |
| Making Capacity (A/10 Operations) (Main Circuit) | 1600 | 2500 | 4000 | 6300 |
| Make-Break Capacity (A/10 Operations) | 1280 | 2000 | 3200 | 5000 |
| Maximum Break Capacity (A/3 Operations) | 3200 | 3200 | 4000 | 6300 |
| Mechanical Life (Operations) | 1000000 | 1000000 | 1000000 | 1000000 |
| Engineering Lock Life (Operations) | 100000 | 100000 | 100000 | 100000 |
| Power Frequency Withstand Voltage for Main Circuit (KV) | 32 | 32 | 32 | 32 |
| Power Frequency Withstand Voltage for Auxiliary Circuit (KV) | 2.5 | 2.5 | 2.5 | 2.5 |
| Power Frequency Withstand Voltage for Control Circuit (KV) | 2 | 2 | 2 | 2 |
| Rated Operating Frequency (Operations Per Hour) | 300 | 300 | 300 | 300 |
| Engineering Lock Operating Frequency (Operations Per Hour) | 30 | 30 | 30 | 30 |
| Clearance Between Open Contacts (mm) | 4±0.5 | 4±0.5 | 4±0.5 | 4±0.5 |
| Overtravel (mm) | ≥1.2 | ≥1.2 | ≥1.2 | ≥1.2 |
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