适用范围Application1区、2区危险场所。ⅡA、ⅡB类爆炸性气体环境。可配装白炽灯、汞灯、高压钠灯、金卤灯。可按用户要求配装灯伞。CanbeusedinZone1andZone2dangerousplaces.CanbeusedinIIA、IIB、groupexplosiveatmosphere.Suitableforincandescentlamp,mercuryvaporlamp,high-pressuresodiumvaporlamp,metalhalidelamp.Canbeinstalllampvoveraccordingtouser'srequitemnt.产品特点Features铸铝合金外壳，表面喷塑Diecastedaluminiumalloyshellwith压铸成型，结构紧凑，外形美观。Pressure-castedfrmation,compactstructureandaestheticappearance.采用碟型活节螺栓紧固，能快速开启，便于维修。Suspensiontypethumbnutisusedforfasteningsothatitcanbequickly钢管布线。openedupandisconventientformaintenance.符合GB3836-C60079标准要求.Suitableforsteelpipe.SuitableforGB3836-2000,IEC60079standardrequest.主要技术参数Maintechnicalparameters防爆标志防护等级电缆外径(￠,mm)进线口螺纹(G")灯座代号质量(kg)Ex-markProtectionCable'soutsideInlet'sthreadLampsocketMassgradediameterExdⅡBt4Ip5410～143/4E405.6配用光源Suppliedwithlamps光源类型自汞灯白炽灯高压汞灯高压钠灯金卤灯LamptypeSelf-ballastedmercutyIncandesentlampMercuryporlampHi-PresssureMetalhalidelampVaporlampsodiumlamp额定电压(V)Ratedvoltage220V/50Hz额定功率250300175150175Ratedpower250250250)