Our company is committed to becoming a diversified, large-scale and international professional Prefabricated Power Transformer Substation, Outdoor Prefabricated Compact Substation, RMU Switchgear Panel supplier. The newest forms are much far better than the previous one and they're extremely popular with several clients. You can contact us freely for more information and pricelist of our products! Satisfaction and good credit to every customer is our priority. Our company in line with the principle of reputation first, small profits and quick turnover.

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 have many excellent staff members good at marketing, QC, and dealing with kinds of troublesome problem in the production process for High Quanlity Metal Cald Switchgear of Low Medium Voltage. Our company believe in the coexistence of challenge and innovation, so we will not shrink from setbacks. The goods are obtainable in improved designs and richer variety, they're produced scientifically of purely raw supplies.