Technical parameter:

Item
Unit
Data

Rated voltage
(Max working voltage)
kV
12

Rated insulation level
1min power frequency withstand voltage
kV
42

Lightning
impulse withstand
voltage
kV
75

Rated frequency
Hz
50

Main busbar rated current
A
630,1250,1600,2000,2500,3150

Branch busbar rated current
A
630,1250,1600,2000,2500,3150

4s short-time withstand current(r.m.s)
kA
16,20,25, 31.5,40,50

Rated peak withstand current(peak)
kA
40,50,63,80,100,125

Protection level
IP4X of enclosure