We take a rigorous attitude to integrate the spirit of safety and quality system certification in the design and manufacturing process of our electrical switchgears, substation area, overhead transformer. We always adhere to people-oriented, deeply concerned about the safety and health of employees, and strictly follow relevant laws, regulations and standards to implement the main responsibility of the enterprise. Since the foundation of our company, we have always insisted on continuing development with technology, winning with quality, and seeking market with integrity. In today's increasingly fierce market competition, we have won the trust of new and old customers with reasonable design, superior performance and exquisite quality products. Now, we professionally supplies customers with our main products And our business is not only the 'buy' and 'sell', but also focus on more.

KYN28-12 metallized ac metal closed switch cabinet (hereinafter referred to as switch cabinet) is a set of indoor power distribution device with three-phase ac 50Hz, which is used to accept and distribute the network power of 3-12kv and control, protect and monitor the circuit.

The cabinet can be equipped with VSI(ZN63), ZN12V vacuum circuit breaker or imported VD4 vacuum circuit breaker and VC series vacuum contactor.

The product is characterized by small volume,light weight,operation flexibility,maintenance convenience, and quality stability & reliability, and it comes out with perfect interlock protection functions and IP3X protecton grade, so it is an ideal product for mains grid reconstruction.

Product parameters:

1.Rtaed Voltage: 11kv

2.Rated Current:1250A/630A

3.Temperature rise current:1.1Ir

4.Rated power frequency 1min withstand voltage (phase to ground):95kV

5.Peak value of rated lightning impulse withstand voltage (1.2 ÷ 50s) (phase to ground):125kV

6.Rated short-circuit breaking current:31.5kV

7.Rated short-circuit making current:80kA

8.Rated short-time withstand current and duration:31.5/4 25/4 kA/s

9.Rated peak withstand current:80kA

10.Short time power frequency withstand voltage of auxiliary and control circuit:2kV

Feature:

1.11kV switchgear is simple in structure,convenient in maintenance and convenient in overall layout and operation;

2.The supporting interlocking action is stable and reliable;

3.Wide use;

4.Reliable performance;

We now have several exceptional workers customers good at marketing, QC, and working with types of troublesome trouble during the creation system for Intelligent Circuit Breaker for Switchgear Intelligent. It is our great honor to meet your demands. Our products have won the wide recognition and welcome of users from all walks of life at home and abroad. Our aim is to make our brand deeply rooted in the hearts of the people.