Our company adopts a standardized production process, from production research and development, quality inspection, to after-sales service, there is a complete set of processes to ensure that we can provide our customers with high-quality AC Metal-clad Electrical Switchgear, AC Metal Enclosed Ring Main Unit, Cast Resin Transformer and considerate services. Let's joint hands to cooperate with mutual benefits! In the era of information technology, word-of-mouth marketing strategy is once again realized. E-commerce is popular and mature with its advantages of convenient communication and convenient transaction. We constantly improve the production process, improve the quality of products and improve the after-sales service system. With modern management, advanced high-tech equipment, superior quality and service, fair price and accurate delivery date, we have established a good image among customers and won the recognition of our customers.

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 mission is to provide customers with excellent products for 36kv 40.5kv Vacuum 3 Phase Circuit Breaker 2000A Power Vd4 Vcb Vacuum Circuit Breaker High Voltage Switchgear Indoor 12kv 13.8kv 24kv 35kv and a series of technical services. Now our marketing network covers many regions and countries, and is well received by domestic and foreign customers. At present, the ability to innovate has become the focus of attention of countries, enterprises and even individuals, and is a decisive factor for a country's international competitiveness and an enterprise's core competitive advantage.