We have many excellent staff members good at marketing, QC, and dealing with kinds of troublesome problem in the production process for GGD type metal low voltage switchgear, Compact Prefabricated Substation, high-voltage switchgear and control equipment. In order to create a win-win situation, our company continues to improve and pursue: the first-class concept, first class quality, first class service. Looking forward to creating a higher and farther future with new and old customers. They take technology as the core and product innovation as the guidance, and firmly grasp the trend of market development.

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;

Our (CH3-10Q/180) Middle Set Cabinet (KYN28) Contact Box Series is designed and manufactured carefully on the basis of many years of production based on the needs of the majority of customers, integrating the features of products of other brands. Love is one of our company's core culture since we believe that only by giving love to our customers and our company can we survive and develop. We sincerely hope you can give us an prospect to provide you and be your best partner!