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Help CenterZBZ Coal Mine Explosion-proof Electric Drill Comprehensive Protective Equipment
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ZBZ Coal mine explosion-proof electric drill comprehensive protective equipment
Application Use
The device is applicable to the coal mines containing explosive gas (methane) and coal dust, used for the
remote start or stop control of the coal drill with rated voltage 127V in the power system of the AC 50Hz
and voltage of 1140, 660V or 380V.
Main Technical Parameters
Model No. |
Rated capacity |
Rated voltage(v) |
Rated current(A) |
Allowed temperature rising |
ZBZ-2.5 |
2.5KVA |
660,380/127 (no load 133) |
2.1/3.8/10.8 |
75°C |
|
ZBZ-4.0/1140 (660)M |
4KVA |
1140,660/127 (no load 133) |
2.02,3.5/17.36 |
75°C |
Features
1.It has the function such as short -circuit protection , overload, leakage atresia,leakage operation
as well as cable insulation danger indication and other functions.
2.Remotr control of power cut-off or supply:remote starting or stopping the electric drill,to assure
that the cable is neutral when the elctric drill doesn't work.
3.It has the functions of testing such as leakage and short circuit etc.
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