Application:
  ZBZ2-6,10,12.5,16 / 1140 (660) M lighting signal integrated protection device (hereinafter referred to as lighting integrated protection) is applicable to the coal mine containing coal dust and explosive gas (methane). It controls the power supply of 127V grade lighting signal equipment, and the power supply is introduced as 50 Hz, 1140 V or 660 v.

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




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