CBY51系列隔爆型防爆荧光灯（ⅡB） 适用范围Application1区、2区危险场所.IIA、IIB、类爆炸性气体环境.可配装光源(普通双脚灯管):2x40W、1x40W、2x30W、1x30W、2x20w、1x20WCan be used in Zone 1and Zone 2 dangerous places.Can be used in IIA、IIB group explosive atmosphere.Suitable for luminous sources(normal double-feet  illumina-ting lamp):2x40W、1X40W、2x30W、1x30W  2x20W、1x20W.   型号含义Model implication 产品特点Features 铸铝合金外壳,压铸成形,表面喷塑,结构轻巧更换灯管时,只须拧下端盖,就可直接进行更换灯管,壳体上没有铰链.钢管或电缆布线均可.本灯具可配装应急装置,如需请注明.符合GB3836-2000,IEC60079 标准要求.Diecasted aluminium alloy shell with plastic-sprayed surface.Changing lamp tube must twist end cover.Wiring by cable or steel pipe.The emergency device can be provided according to user's request.Suitable for GB3836-2000,IEC60079 standard request. 主要技术参数Main technical parameters           防爆标志 Ex-mark            防护等级Protection grade         电缆外径(￠,mm)Cable's outside diameter         进线口螺纹(G")Inlet's thread               Exd Ⅱ BT6                                           IP54  *IP65                                               8～10                                                        1/2       额定总功率(w)Rated power                 1x2        1x3        1x4        2x20       2x30        2x40       额定电压(v) Rated voltage                                                                               220V/50Hz                   外形及安装举例Outline and mounting example                          护栏式(h) Fence type                               法兰式(f) Flange type                弯杆式(w) Bend-rod type                                            吸顶式(x)Ceiling type         序号 No.          名称 Name                                         备注 Remark                               序号 No.         名称 Name                             备注 Remark               1            灯具 Lamp                                                  CBY51                                                11               U型管夹"U"Clamp                        用户自备               2            杆M8X160Rod                                                                                                        12                立杆Pole               3            接线盒 Junction box                                                                                            13                 活接头Active connector               4            DN15-47钢管 Steel pipe                                                                                      14                 固定板 Fasten plate                     用户自备               5            挠性连接管 Flexible Connector          用户另配Provided by rsers              15                 DN15-247钢管Steel pipe                6           异形接头Reduction Connector                                                                          16                安装架Mounting bracket                7           立柱 Column                                                                                                         17                连接螺母Connection screw                8           活接头Active connector                                                                                     18                 螺杆M8X125 Screw stem               9            弯杆Bend rod                                                                                                       19                 吸盘 Sucker                  10           管夹,安装架Clamp,mounting bracket      用户另配                                       20                DN15-300钢管 Steel pipe