HAK - 2 intrinsically safe explosion-proof telephone (this Ann type IIC grade)

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HAK - 2 intrinsically safe explosion-proof telephone (this Ann type II...
Posting date : Oct 11, 2013
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25-
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HAK - 2 intrinsically safe explosion-proof telephone (this Ann type IIC grade) Product features this phone for intrinsically safe, with functions of ordinary telephone, dangerous, dangerous gas mixture with mine, mine, chemical plant and so on communication. Connected to the switch to form explosion-proof communication system. The main technical parameters Type : HAK-2 Waterproof, moisture, shock, guard against theft (should have special tool to open), Ringing voltage:≤52V, Ringing current:≤38mA, Explosion-proof marks:ExibI, Protection grade:IP56, Overall dimensions:280×220×90,

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