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Rated voltage of main circuit(V): AC 380(400), (660) (Can also be customized according to customer requirements)
Rated voltage of auxiliary circuit(V):
AC 220, 380(400)
DC 110, 220
Rated frequency(Hz): 50(60)
Rated insulation voltage(V): 660(1000)
Rated current (A):
Horizontal bus: ≤4000
Vertical busbar(MCC): 1000
Bus rated short-term withstand current(kA/1s): 50, 80
Bus rated peak withstand current(kA/0.1s): 105, 176
Power frequency test voltage(V/1min):
Main circuit: 2500
Auxiliary circuit: 1760
Bus:
Three - phase four - wire system: A, B, C, PEN
Three phase five wire system: A, B, C, PE, N
Protection grade: IP3L0, IP4L0