Molded Case Circuit Breaker with IEC Standard to Production
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- Molded case circuit breaker:
- It has protective functions against overload, short circuit or under voltage, protects the circuits and power equipment from being damaged
- Accessories of HKKM3 series are conveniently installed externally
- Technical parameters:
- Model: HKKM3-630
- Frame size rated current Inm (A): 630
- Rated current In (A): 630
- Class of rated ultimate short-circuit breaking capacity: L, M, H
- Pole number (P): 3, 3, 4, 3
- Rated ultimate short-circuit breaking capacity Icu (KA): AC 400V, 50, 70, 100
- Rated service short-circuit breaking capacity Ics (KA): AC 400V, 50, 70, 75
- Rated operating voltage Ue (V): AC 400/AC 690
- Rated insulation voltage Ui (V): 800
- Rated impulse withstand voltage Uimp (V): 8000
- Flashover distanced (mm): ﹥100
- Applicability: isolation
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