Fire Retardant Device Hydrogen Flashback Arrestor Electronic
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...,the sensor collects the anti-backfire signal and feeds it back to the control board. The control valve cuts off the gas source in 0.02 seconds and the fire-retardant device realizes fire extinguishing....
Okay Energy Equipment Co., Ltd
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BR-25M 1P+1NPE 25kA Surge Arrester Type1 Surge Arrestor thunder protector surge protection spd
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...arrestor device low voltage surge arrestor device Features: 1. Indicator window is obvious (green is OK, red indicates failure) 2. Fully enclosed terminal 3. The shell is made of PC flame retardant material, fire insulation 4. Replaceable module low voltage surge arrestor device......
Britec Electric Co., Ltd.
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