We will wholeheartedly provide you with high cost-effective Compact Prefabricated Substation, power distribution switchboard, 12kv RMU and meticulous after-sales service. We hope that the enterprise and all stakeholders can win together and share the fruits in a harmonious state. We promise to guarantee the consistency of performance under strict quality standards; guarantee the stability of supply under the premise of punctual delivery; guarantee the price competitiveness under the principle of thoughtful service.

Product introduction:

40.5kV High Voltage Vacuum Circuit Breaker is a kind of outdoor HV switching devices used in three-phase AC 50Hz. 40.5kV. It uses spring operating mechanism or electromagnetic operating mechanism; it can be controlled to switch-on/off remotely; it can also be used to control energy storage and switch -on/off manually. The breaker conforms to standards of GB 1984-89AC HV breaker and IEC56AC HV breaker. It is used for protecting and controlling distribution systems in transformer substations, operating in gear and protecting the circuit in country electric nets, industrial and mining enterprises when short-circuit occurs. The breaker has porcelain post structure. The upper knob insulator has vacancy arc-extinguishing chamber while the nether one is post knob insulator.

1.Rated Voltage:40.5kV

2.Rated Current:630/1250A

3.Rated operation sequence:O-0.3s-C0-180s-CO

4.Rated short circuit breaking current breaking times:50 times

5.Insulation level lightning impulse withstand voltage (peak value): 185kv

How to proceed an order?

1. let us know your requirements or application.

2.We quote according to your requirements or our suggestions.

3.customer confirms the samples and places deposit for formal order.

4.We arrange the production.

We intention to create extra worth for Vacuum Circuit Breaker Outdoor High Voltage 40.5kv. With first-class products and perfect after-sales service, we eliminate users' worries. Sincerely welcome new and old customers to visit and discuss cooperation! In the future, we will continue to spare no effort to provide our customers with reliable products and services, and contribute to the development of the industry.