LED fire detection and maintenance of fire

   Explosion-proof lamps should be checked from the nameplate and product brochure before installation: Explosion-proof type, class, grade, category. Protection class, installation method and installation fastener requirements, etc. Explosion-proof lamp installation To ensure fixed, Fastening bolts shall not be replaced, the spring washer should be complete. Dust, waterproof with the installation of the ring when installed properly as the cable into the line, the cable and the gasket to be closely fit, the cable cross section should be round, and care The surface should not be bumps and other defects. The excess inlet, according to the type of explosion-proof plugging, and tighten the tightening nut, so that the inlet seal.