Jining Bafang Mining Machinery Group Co., Ltd. >> Kbz-400 (200) /1140 (660) Mining Explosion Proof Electronic Vacuum Switch

Kbz-400 (200) /1140 (660) Mining Explosion Proof Electronic Vacuum Switch

Kbz-400 (200) /1140 (660) Mining Explosion Proof Electronic Vacuum Switch
Price: Negotiable/Set
Min Order: 1/Set
Pay Type: T/T,Western Union
Prod Model: KBZ-400(200)/1140(660)

Product Description

KBZ-400(200)/1140(660) mining explosion proof electronic vacuum switch

  KBZ-400(200)/1140(660) mine explosion-proof is mainly used as low-voltage feeder switch for mobile substation (After the cover board is opened , it is oppositely connected with dry transformer) or main switch or branch switch in AC 50Hz power distribution system of indirect neutral-point earthing with voltage of 1140V or 660V and current of 630 A or 500A I underground coal mines with explosive and dangerous gas (methane) and coal dust and it is also used for  non-frequent start of big capacity motor.
   
 
  1.  Cute square shell, convenient and flexible for movement.
  
  2.  Multiple protective functions for overload, short circuit, loss of phase, electric leakage, leakage lockout,selective leakage (branch switch), over voltage, under voltage etc.
  
  3. The operating mechanism adopts manual switching on or off ,and it adopts electromagetic tripping in fault state.
 
  4. Function of fan and power supply lockout, gas lockout, high-voltage electric interlock.
 



 
Model KBZ -400/1140 KBZ -400/660 KBZ -200/1140  KBZ -200/660
Rated Voltage11406601140660
Rated Current400400200200
Limited on&off capacity7.594.57.5
Leakage lockout value40+20%22+20%40+20%22+20%
Leakage action value20112011
 
 
Jining Bafang Mining Machinery Group Co., Ltd. is a professional manufacturing base of mining support equipment, drilling equipment, transport equipment, Guniting equipment, Explosion proof instrument and other products, as well as research and development new product and mine construction products with advanced high technology

The products have been exported to more than 20 countries and regions, such as Africa, South America, Middle East, EU, with our outstanding quality, competitive price and on-time considerate service. We have won a high reputation from our esteemed customers.

Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of"quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our service, we provide the products with good quality at the reasonable price.

We always believe in your requirements are our value.

Come on! Let's create a beautiful tomorrow together!

Send your message to this manufacturer

  • Jining Bafang Mining Machinery Group Co., Ltd.

More >

Other Products with This Manufacturers