Application areas suitable for flammable and explosive safety, for a variety of indoor and outside the workplace. Chinese coal industry, the use of oil, Sinopec, CNOOC, electric power, metallurgy, railway, steel, shipbuilding, military, aerospace, public security and fire, chemical, government departments and large enterprise fixed lighting needs. Performance characteristics of the products are in strict accordance with GB3836-2000 "electrical equipment for explosive gas atmospheres" standard and other relevant standards, can work in a variety of flammable and explosive safety. Selection of efficient MH gas discharge light source, the light bulb life of 10,000 hours average spread, which can effectively reduce user costs. Lamps using the most advanced surface treatment technology and sealing process, lamp shell never corrosion, rust. Multiple pressure damping measures to ensure the reliability of the work under severe vibration, wind and other harsh environments. Anti source of imported high-purity aluminum reflector, high reflectivity, cast light effect, large illuminated range. Can choose a variety of installation pedestal, wall, ceiling, etc. Simple operation, elegant appearance. Proof mark Exd || CT4 rated voltage 220VAC 50HZ shell protection IP65 Insulation Class I category WF2 Inlet thread G3 / 4 drop cable Ф10-Ф14mm (lamps) Ф10-Ф14mm (ballast box) from higher than 0.4 Dimensions Ф292 × 205 × 174mm (boxes) Ф190 × 130mm (ballast box) of the total weight 3.65Kg (lamps)