Our rewards are reduce selling prices, dynamic revenue team, specialized QC, sturdy factories, superior quality services for Solid Insulated Ring Main Unit rmu, lv switchgear, medium and high voltage switchgear. Customer satisfaction is our eternal pursuit. Our company always adheres to the service concept of winning customers with quality and integrity, and unswervingly follows the road of brand development strategy. The products adopt high-quality raw materials and advanced technology with a complete set of quality management system to make the product quality stable. We are confident to build our company into a first-class enterprise with advanced management standards, strong competitiveness and sustainable development. We adhere to honesty and good faith working attitude, looking forward to your coming!

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 the process of development, our company has constantly strengthened its quality, built up its image outside, strengthened its management and constantly explored ideas and expanded its market. Now ZW50- 40.5KV high voltage distribution vacuum circuit breaker(VCB) have been sold all over the country and multiple foreign countries and are in an advantageous position in the market. If the customer provides their own designs, We will guarantee that they will be the only one can have that products. Different from other brands, our R&D team will independently develop and design products that meet customer needs according to customer needs.