壳架等级额定电流Inm(A) | SW1-2000 | SW1-3200 | SW1-4000 | SW1-6300 | |
极数(P) | 3P、4P | 3P、4P | 3P、4P | 3P、4P | |
额定电流In(A) | 630-2000 | 2000-3200 | 3200-4000 | 4000-6300 | |
额定绝缘电压Ui(V) | 1000 | 1000 | 1000 | 1000 | |
额定冲击耐受电压Uimp(kV) | 12 | 12 | 12 | 12 | |
额定工作电压(50)Hz Ue(V) | 400/690 | 400/690 | 400/690 | 400/690 | |
额定极限短路分断能力 Icu(kA)O-CO |
400V | 80 | 100 | 100 | 120 |
690V | 50 | 65 | 65 | 85 | |
额定短路接通能力 n×Icu(kA)/cos |
400V | 176/0.2 | 220/0.2 | 220/0.2 | 264/0.2 |
690V | 105/0.25 | 143/0.2 | 165/0.2 | 187/0.2 | |
额定运行短路分断能力 Ics(kA)O-CO-CO |
400V | 65 | 80 | 80 | 100 |
690V | 40 | 50 | 50 | 75 | |
额定短时耐受电流 Icw(kA)1s,延时0.4s,O-CO |
400V | 65 | 80 | 80(MCR) | 100(MCR) |
690V | 40 | 50 | 50(MCR) | 75(MCR) | |
工作电源(V) | DC110/DC220/AC220/AC230/AC380/AC400 | ||||
机械电气寿命(次) | 20000 | 10000 | 5000 |