> uses It is mainly used in the main roadway, transportation belt roadway, return air roadway, bottom of the well, parking lot and other places. Reduce the concentration of coal dust, dust, carbon monoxide and gas in the underground and improve the working environment. ◆ Product features The device sets the spraying time is simple and fast, according to the needs of the user to spray, stop spraying and delay the setting of the time is generally designed to spray regularly and regularly in stages, when people come to stop spraying, after the person and car, re-automatic spraying, to prevent spraying passers-by and vehicles. Technical parameters 1. Rated voltage AC127V 2. Intrinsically safe output voltage DC12V 3. Maximum short-circuit current 500mA 4. The working voltage of the electric ball valve is DC12V 5. The water pressure range of the electric ball valve is 0.2Mpa-7.0Mpa 6. Working methods 7. The overall dimensions of the main control box 8. Weight coiled 300X220X160(mm) 17kg
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