Our primary goal is to offer our clients a serious and responsible business relationship, providing personalized attention to all of them for Electrical Ring Main Units, Fixed Type switchgear, drawer type switch cabinet. As pioneering and innovating, our company also gives priority to the protection of intellectual property rights. Our company always takes innovation and technology as the development direction, and returns the most energy-saving, environmentally-friendly and efficient products to new and old customers to maximize the interests of customers. With the support of our highly experienced professionals, we manufacture and supply best quality products.

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 give full play to the reasonable layout of the factory and the superiority of advanced technology and equipment to produce high-performance Gck/Gcs/Mns Low Voltage Electric Supplies Box Power Distribution Low Switchgear Electrical Equipment Withdrawable Switchgear. Continuous product improvement in terms of quality and technology is the only way we can compete aggressively in the marketplace. Therefore, we will make unremitting efforts to abide by the tenet of perseverance and honesty.