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| Customization: | Available |
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| Breaking Capacity: | Low Voltage Circuit Breakers |
| Operation: | Electric Type |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Main performance indicator
| Model | CJMM7DC-320 | CJMM7DC-400/630 | CJMM7DC-1600 | |||||
| Rated current | 63/80/100/125 140/160/180/200 225/250/315/320 |
225/250/320/350 400/500/630 |
800A/1000A/1250A/1500A/1600A | |||||
| Number of poles | 2P | 2P | 3P | 4P | ||||
| Rated working voltage Ue DC | DC1500V | |||||||
| Rated insulation voltage Ui (V) | 1800V | |||||||
| Rated impulse withstand voltage Uimp (V) | 12 | |||||||
| Power frequency withstandvoltage (1min) (kV) | 3500 | |||||||
| Rated ultimate short-circuit breaking capacity lcu (V) | DC1200V | DC1500V | DC750V | DC1000V | DC750V | DC1000V | DC1200V | DC1500V |
| Rated service short-circuit breaking capacity lcs (kA) | 35kA | 20kA | 85kA | 50kA | 50kA | 30kA | 15kA | 10kA |
| Mechanical life (kA) | 4000 | |||||||
| Electrical life (times) | 10000 | |||||||
| Arc distance (times) | 50/0 (with arc extinguishing chamber) | 500 | ||||||
| Basic dimension W×L×H(mm) | 90×215×136 | 110×275×152 | 100 | |||||
| Instantaneous release (mm) | 5In or 10In | |||||||
| Reference ambient temperature (°C) | 50°C | |||||||
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