We goal at becoming considered one of your most trustworthy partners and earning your pleasure for 24 KV AC Switchgear, power distribution cabinets, Withdrawable Metal-Enclosed Switchgear. Based on the business philosophy of 'quality determines success or failure, technology determines development, and users determine survival', we put the interests of customers at a high level during development, and provide them with professional and thoughtful services anytime, anywhere. You are sincerely welcome to visit our company to talk business face to face with each other and establish long-term co-operation with us! Due to our scientific management, the geometrical growth of production capacity has been achieved while the product quality and stability are also greatly improved. We strive to be our own leader, proactively serve our customers, and do our best to achieve customer satisfaction.

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 have been fully committed to supplying our consumers with competitively priced high-quality goods, prompt delivery and skilled provider for Indoor Vacuum 40.5kv/1250A High Voltage Circuit Breaker. Thanks for taking your worthwhile time to go to us and stay up for have a nice cooperation along with you. Our company actively develop trade relations with countries around the world and have established a global marketing network.