Molded Case Circuit Breaker with Rate Current Up to 1250A 2P, 3P, 4P
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- Molded case circuit breaker:
- It has protective functions against overload ,short-circuit or under voltage ,protects the circuitry and power equipment from being damaged
- Technical parameters:
- Model: HKKM1-400
- Frame size rated current Inm: 400A
- Rated current In: 315A
- Class of rated ultimate short-circuit breaking capacity: L, M , H
- Pole number (P) : 3, 3,4 3,4
- Rated ultimate short-circuit breaking capacity Icu: AC 400 50 100 65KA
- Rated service short-circuit breaking capacity Ics: AC400 35 65 42kA
- Rated operating voltage Ue: AC400V
- Rated insulation voltage Ui: 800V
- Rated impulse withstand voltage Uimp: 8000V
- Flashover distance: ≤50mm
- Applicability: isolation
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