产品名称:  CBT51系列防爆投光灯（ⅡB、ⅡC）

适用范围Application  1区、2区危险场所。                        Can be used in Zone 1 and Zone 2 dangerous places.                             ⅡA、ⅡB、IIC类爆炸性气体环境。   Can be used in IIA、IIB、group explosive atmosphere.           可配装汞灯、高压钠灯、金卤灯.       Suitable for incandescent lamp.                                型号含义Model implication      产品特点Features 铸铝合金外客，压铸成形，表面喷塑。                         Diecasted aluminium alloy shell with plastic-sprayed surface. 灯体可在水平旋转360°仰角在+90°至-60°内可调。     The lamp boby can be rotated 360C levelly and adjusted from+90C                                                                                                                             to-60C elevately. 反射罩采用抛物面形状,反射率高,针对250W功率没有调     The reflector uses paroboloid shape,high reflectivity,aim at 250W      焦机构,可实现远近调节,远光时,射程能达100m.              power,it has adjusting focus organization can realize hear and ofr                                                                           adjustment,it can reach 100m when it is far hight. 有较强的防水性能,可使用于船舶或石油平台等有较高防护    With high performance of water-proofing and applicable to use in the place     要求的场所供照明之用。                                      to illuminate that have higher protection demand,such as  ship,petroleum                                                                          platform,etc.  电缆布线.                                                                 Suitable for cable wiring. 符合GB3836-2000，IEC60078标准要求。                 Suitable for GB3836-2000,IEC60078 standard request.   主要技术参数Main technical parameters               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-mark                      Protection                 Cable's outside                          Inlet's thread                       Lamp socket               Mass                                                              grade                          diameter                Exd Ⅱ BT3                   IP55                            10～14                                             3/4                                 E40                          1.8               *Exde II CT3                                                                                                                                   60(1000w)  配用光源Supplied with lamps           光源类型                    自镇汞灯                      高压汞灯                     高压钠灯                         金卤灯              Lamp type             Self-ballasted mercuty                Mercurypor lamp             Mercury vapor lamp            Metal halide lamp                                     Vapor lamp               额定电压(V                Rated voltage                                                  220V/50Hz               额定功率                                                        175                         150                                 175              Rated power                 250                               250                          250                                 250                                              450                               400                          400                                 400                                                                                                                                                         1000  外形及安装举例Outline and mounting example                              CBT51-400(250                                           配光曲线索cd/1000lm                                                                     CBT51-1000

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