We have won the recognition of our customers by virtue of the advantages of high quality and low price, timely delivery, and thoughtful after-sales service, and our Solid Insulated Ring Main Unit rmu, unit substation, combined switch cabinet are exported to various countries and regions in the world. No matter in the product design and production or in the process of sales and service, we always adhere to customer-oriented and meet the requirements of customers with novel and unique products and high-quality and efficient service. We are willing to use 'exquisite products, leading technology, high-quality service, innovative team' for the operation and development of customers at home and abroad. In market competition, the biggest winner will be the company that combines scale and flexibility to adapt to rapidly changing market conditions.

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 are an energetic business with wide market for 40.5kv High Voltage Vacuum Circuit Breaker. We hope that based on the accumulated experience, we will do our best to achieve the goal of building a well-off society in an all-round way. With the entrepreneurial spirit of pragmatic innovation, responsibility integrity, harmonious development, and win-win, we better provide customers with faster, comprehensive and professional services.