Our company integrates many years of professional sales and on-site practical experience in the field of Electrical Switchgear Panel, power distribution equipment, Dry Type Electrical Transformer, vigorously enhances the added value of products for our respected customers, and reduces cost consumption. As the old saying goes: A journey of a thousand miles begins with a single step. Our company adheres to the business philosophy of 'Quality, Safety, and Efficiency', and is committed to providing customers with high-quality products, excellent solutions and perfect and professional after-sales service. We will develop together with our customers with a sincere attitude.

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.

In an effort to finest meet up with client's requirements, all of our operations are strictly performed in line with our motto 'High quality, Competitive Rate, Fast Service' for 40.5kv Vd4 High Voltage Indoor Vacuum Circuit Breaker. Our company adheres to the tenet of customer first, quality first, reputation first and first-class service. Stable product quality is the guarantee for our company's development and survival. Our products have been sold to many countries and regions at home and abroad. With years of accumulation of industry experience and a deep understanding of products, we will follow our consistent quality commitment, service commitment and reputation commitment to meet your needs!