雷电冲击耐受电压 |
kV |
75 |
额定频率 |
Hz |
50 |
额定电流 |
A |
630,1250,1600,2000,2500,3150 |
额定对称短路开断电流(有效值) |
A |
16,20,25,31.5,40,50 |
4S热稳定电流(有效值) |
KA |
16,20,25,31.5,40,50 |
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