Executive standard: GB3836.1、GB3836.2、GB3836.3、MT221-2005、Q/HDHD18101-2018
Explosion-proof mark: ExdIMb
Rated voltage: AC127V 50/60Hz
Ambient temperature: -20℃～+40℃
Introduction device: Metric thread inlet specification, suitable for Φ11～Φ14mm cable
Terminals: 2.5mm2 wire for reliable installation
Installation method: Ceiling type (x), hanging ring type (dh), wall-mounted type (b)
Whole lamp power: 35W、40W、45W、50W、52W、60W
◆ Copper-free Aluminum housing with high voltage electrostatic spraying surface.
◆ Stainless steel exposed fastener with high anticorrection performance.
◆ Toughened glass cover stands 4J impact and resistant to temperature changes,with high lighting transmittance .
◆ Stainless steel wire guard protect toughened glass ,improved light safety performance.
◆ Entire explosion proof structure and spigot flameproof joint, assure reliable explosion-proof performance.
◆ Professional optical design with wide beam angle assure reasonable lighting distribution and uniform illumination.
◆ Special constant current power driver can assure wide voltage input and output constant current.With short-circuit and overvoltage protection, over-temperature protection etc.
◆ Adopted imported LED chips, reasonable arrangement ,soft and uniform lighting.
◆ Patent slope design of heat-dissipation to reduce the dust adhered on the surface of lighs, and assure good heat-dissipation performance and extend working life.
|Type||Rated power（W）||Rated voltage（V）||Lamp efficiency lm/W||Ex-mark||IP|
◆ Suitable for the dangerous and explosive sites of underground coal mine where has gas( methane), underground mining tunnel. It's the necessary lamp according to the requirement of< The Coal Mine Safety Rules>.