MCCB with circuit breaker, rated current up to 630A
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- Suitable for circuitries of AC 50/60Hz, rated insulation voltage up to 800V , rated working voltage of 400/690V and rated working current up to 630A , used for infrequent changeover as well as motor's infrequent startup (l≤630A and below)
- Frame size rated current Inm(A) : 250
- Rated current In(A) : 225
- Class of rated ultimate short-circuit breaking capacity : L, M , H
- Pole number (P) : 3
- Rated ultimate short-circuit breaking capacity Icu(KA) AC 400V 50 70 100
- Rated service short-circuit breaking capacity Ics(KA) : AC400V 35 50 70
- Rated operating voltage Ue(v): AC 400/ AC690
- Rated insulation voltage Ui (V):800
- Rated impulse withstand voltage Ui(V) : 8000
- Flashover distance(mm) : ≥50
- Applicability : Isolation
