الوصف
| SL7N-63-32A | |
| Rated insulation voltage (Ui) | 1250V |
| Rated service voltage (Ue) | DC(4P):1000V |
| Rated current of current shell frame | 63A |
| Different currents In the same current shell frame | 32A |
| Rated service short-circuit breaking capacity Ics=Icu | 4P1200V Ics=Icu=2KA) |
| Mechanical life | 8500 Times |
| Electrical life | 1000 times |
| Certificate | ![]() |
| Rated impulse withstand voltage Uimp | 6kV |
| Trip characteristics I trip type | B/C |
| Overvoltage category | Ⅲ |
| Class of pollution | 3 |
| Ingress protection | IP40; terminal IP20 |
| Resistance to heat and humidity | Class 2 |
| Relative humidity | ≤95% |
| Standards compliant | IEC 60947-2 GB/T 14048.2 |
| Shock resistance | According to IEC60068-2-6 |
| Mechanical shock resistance parameters | According to IEC60068-2-27 |
| Service ambient temperature | -30℃~70℃ |
| IEC60068-4Resistance to heat and humidity(IEC60068-4) | Class Db (temperature 55℃ 6 cycles) |
| Storage ambient temperature | -40℃~85℃ |
| Altitude | ≤2000m |
| Weight accessories | 0.12kg/P |
| Accessories | OFISD/MX/MN/MX+OF |
| MX control voltage Us | DC:12V,24V,220V; AC:110V,220V,380V power supply recommended not less than 75W |
| MN rated voltage Un | AC220V AC380V |






Omar Baghdadi –
I usually use this MCB in my installations as they are most popular MCBs by number of poles.
Also,budget-friendly options