CNKEEYA

Basic Info.

Model NO. ZW7-40.5 Speed Normal Type Circuit Breaker
Arc-extinguishing Medium Vacuum Installation Withdrawable
Structure VCB Poles Number 3
Type Circuit Breaker Function Conventional Circuit Breaker, Circuit-Breaker
Failure Protection, Overcurrent Protection,
OVP(Overvoltage Protection)

Certification ISO9001-2000, CE, CCC Transport Package Wooden Case
Specification 1500*1800*1600mm Trademark CNKEEYA
Origin China HS Code 8536200000
Production Capacity 10000PCS / Year


Product Description
This circuit breaker is a three-phase AC 50Hz outdoor high-voltage switchgear, mainly used for 12kV systems in rural and urban networks, as well as for load current, overload current, and short-circuit current distribution. It can also be used in other similar places.


Product Parameters

Name Unit Value
Rated voltage kV 40.5
Rated short-circuit breaking current kA 20/25/31.5
Rated current A 1250/1600/2000
Rated operation sequence 0-0.3s-combination-180s-combination
Rated short circuit current breaking times Times 12
Mechanical life Times 10000