Application
DHY51 series explosion-proof recessed ceiling light fittings are designed for use in the pharmaceutical and chemical industries, and ex-perimental facilities, as well as in spraying, painting and clean room installations.
DHY51 series explosion proof recessed ceiling light fittings in metal design

Features & Specifications
●For use in Zones 1&2, 21&22
●Ideal for lighting spray and paint lines
●The enclosure of linear light fitting made of power-coated sheet steel or polished stainless steel
●The linear luminaires of this robust lighting series are equipped with a highly-efficient electronic ballast that features a reliable EOL circuit
●Explosion-protected linear luminaire with two T8 linear fluorescent lamps for high efficiency and reduced operating costs
●Extremely efficient, robust, lightweight, compact and easy to install
Design
●DHY51 series recessed mount linear fluorescent fixtures are used for flush or surface ceiling mounting in areas with tough environmental conditions involving corrosives, water, dust and extreme temperatures.
●One-piece welded housing and cover frame – sheet steel with white epoxy coat or stainless steel
●Tempered glass lens: 6mm (1/4″) thick for added safety;fitted with captive screws for ease of lamp replacement and maintenance
●Supplied with (2) 3/4″ NPT adapter hubs and extra large wire well for through feed and tandem applications without the need for separate junction boxes
●Electronic ballast: high power factor (95%) for energy efficiency, more luminaires per circuit and supply voltage flexibility; features two channel circuitry for safety – if one lamp fails, the second lamp remains in operation
Explosion proof recessed ceiling light fittings in metal design | |
Explosion protection marking | Exde IICT4 |
Rated voltage | 220V, 50/60HZ |
Lamp(W) | Linear fluorescent lamp 2x18W,2x36W(T8) |
Rated luminous flux | 6700lm |
Holder | G13, double pin |
Emergency time | 90 minutes(optional) |
Enclosure material | Painted steel sheet, white, optional polished stainless steel |
Dimensions(LxWxH) | 1340x200x108mm |
Dust and moisture protection degree | IP65 |
Operating temperature | -20℃ to +50℃ |
Connected core section | Terminal 6×1.5-2.5mm2(L1+L2+L3+L+N+PE) |
Cable entry | 2-M25x1.5 |
Feeder cable diameter | 10-14mm |
Mounting type | Recessed mounting |