Mine explosion-proof lighting transformer 127V
ZBZ-4.0/1140(660)M
Application:
This device is suitable for mine containing explosive gas(methane)and coal dust,providing power control and protection for 127VAC electrical equipment. The device has the functions of microcomputer monitoring and intelligent protection. The intelligent integrated protector takes high-performance single chip microcomputer as the core, adopts military grade peripheral chips and high-performance precision converter. Through modular hardware design and unique software algorithm, it has strong anti-interference ability, reliable action and high sensitivity of protection. It has good man-machine interaction interface, Chinese LCD display, menu operation, password authorization, anti misoperation, query and modification, fault memory and other functions.
Technical advantages and functional features
1.Quick door openning structure:
2.It can voltage conversion,no need to pull out the dry transformer change;
3.With short circuit,leakage,leakage blocking protection function and insulation monitoring function.
Main technical parameters
Rated capacity:KVA
Rated voltage(V):1140.660/127
Rated current(A):2.02,3.49/17.36
Allow the temperature rise:75 ºC
Contact us
Audited Supplier 
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