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Mine Explosion-Proof Watt-Hour Meter Box
1.Applied to underground coal mine 2.High quality 3.With EX and MA certifications
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Related Products of Mine Explosion-Proof Watt-Hour Meter Box
Product Introduction of Mine Explosion-Proof Watt-Hour Meter Box
The watt-hour meter box is composed of the explosion-proof joint box and shell.It''s equipped with
the three-phase three-wire active(reactive) watt-hour meter,current transformer and voltage transformer
and so on.
The watt-hour meter box is mainly used to calculate active or reactive electric power energy in the
AC power system,with the frequency of 50Hz,current of 200A or 400A,and voltage of 380V or
660V in the coal mine well or other industrial enterprises,with the surrounding medium containing
explosive gases(methane).
Main Parameter of Mine Explosion-Proof Watt-Hour Meter Box
|
Model |
Rated voltage(V) |
Voltage transformer ratio |
Rated current(A) |
Current transformer ratio |
Input current cable OD φmm |
|
DBB-200/660(380)S |
380/660 |
(380/660)100 |
200 |
200/5 |
56-63 |
|
DBB-400/660(380)S |
400 |
400/5 |
Figure Photos of Mine Explosion-Proof Watt-Hour Meter Box
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