Customization: | Available |
---|---|
Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Manual Type |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Name | Unit | Data | ||
Rated voltage | kV | 12 | ||
Rated insulating level |
1min P.F withstand voltage (phase to phase, to earth; across open contacts) |
dry | 42/48 | |
wet | 34 | |||
Lightning impulse withstand voltage peak (phase to phase, to earth;) |
75 | |||
Lightning impulse withstand voltage peak ( across open contacts ) |
85 | |||
Rated frequency | Hz | 50 | ||
Rated current | A | 630, 1250 | ||
Rated short-time withstand current | KA/4S | 20,25 | ||
Rated short-circuit breaking current | KA | 20,25 | ||
Rated short-circuit making current | 50,63 | |||
Rated peak withstand current(peak) | 50,63 | |||
Rated operating sequence | / | O-0.3s-CO-180s-CO | ||
Breaking time of rated short-circuit breaking current | Times | 30 | ||
Mechanical duration | 30000,10000 | |||
Abrasions thickNess of contacts | mm | 3 | ||
Net weight | kf | 70 |