3VL250 250A MCCB
3VL Series moulded case circuit breaker(MCCB) is one of our new products developed and manufactured by adopting international advanced technology. It is supplied with rated insutaling voltage 690V and used for circuit of A. C. 50/60Hz, rated operating voltage A. C. 415V or below, rated operating current from 16A to 250A. It is designed for protection of electric circuit, motors, transformers and other equipments. The products conforms to GB14048.4, IEC60947-1, IEC60947-2 & VDE0660 standards.
| Type | 3VL-160X | 3VL-160 | 3VL-250 | 3VL-400 | 3VL-630 | |
| Poles number | 3 | 3 | 3 | 3 | 3 | |
| Rated current(A) | 20~160A | 50~160A | 100~250A | 200~400A | 315~630A | |
| Rated operating voltageUe(V)AC50/60Hz | 690 | 690 | 690 | 690 | 690 | |
| Rated insulation voltage Ui(V) | 800 | 800 | 800 | 800 | 800 | |
| Rated impost withstand Voltage Uimp(KV) | 8 | 8 | 8 | 8 | 8 | |
| Utilisation category | A | A | A | A | A | |
| Rated ultimate short-circuit breaking capacity lcu(KA) | AC220/240V | 65 | 65 | 65 | 65 | 65 |
| AC380/415V | 40 | 40 | 40 | 40 | 40 | |
| AC690V | 8 | 12 | 12 | 12 | 12 | |
| Rated short-circuit service breaking capacity lcs(KA) | AC220/240V | 65 | 65 | 65 | 65 | 65 |
| AC380/415V | 40 | 40 | 40 | 40 | 40 | |
| AC690V | 4 | 6 | 6 | 6 | 6 | |
