Detailed Product Description
3VL molded case circuit breaker(circuit breaker,mccb)
1.Application
3VL MCCB is one of the new products developed and manufactured by adopting international advanced technology.It is supplied with rated insulating voltage 690V and used for circuit of AC50/60Hz,rated operating voltage AC 415V or below,rated operating current from 16A to 250A.
It is designed for protection of electric circuit,motors,transformers and other equipment.
The products is conformed to standard IEC60947-2.
2.Specification
Type | 3VL-160X | 3VL-160 | 3VL-250 | 3VL-400 | 3VL-630 | |
Poles of number | 3 | 3 | 3 | 3 | 3 | |
Rated current In(A) | 20~160A | 50~160A | 100~250A | 200~400A | 315~400A | |
Rated operating voltage Ue(V)AC50/60Hz | 690 | 690 | 690 | 690 | 690 | |
Rated insulation voltage Ui(V) | 800 | 800 | 800 | 800 | 800 | |
Rated impulse withstand voltage Uimp(KV) | 8 | 8 | 8 | 8 | 8 | |
Utilisation category | A | A | A | A | A | |
Rated utimate short-circuit breaking capacity Icu(KA) | AC 220/240V | 65 | 65 | 65 | 65 | 65 |
AC 380/415V | 40 | 40 | 40 | 40 | 40 | |
AC 690V | 8 | 12 | 12 | 12 | 12 | |
Rated short-circuit service breaking capacity Ics(KA) | AC 220/240V | 65 | 65 | 65 | 65 | 65 |
AC 380/415V | 40 | 40 | 40 | 40 | 40 | |
AC 690V | 4 | 6 | 6 | 6 | 6 | |
