BLK52防爆断路器(ⅡB、ⅡC) BLK52防爆断路器适用范围 Aplication 1区、2区危险场所。 ⅡA、ⅡB类爆炸性气体环境。 Can be used in Zone 1 and Zone 2 dangerous places. Can be used in IIA、IIB、group explosive atmosphere. 型号含义 Model implication 主要技术参数 Main technical parameters 型号 额定电压(V) 脱扣器额定电流(A) 防爆标志 电缆外径() 进线口螺纹() 防护等级 Type Rated voltage Rated current of release Ex-mark Cable's outer Inlet's thread Protection class diameter -------------------------------------------------------------------------------- BLK52-32 1、2、3、4、6、10、16 12-17 1 20、25、32 BLK52-63 40、50、63 Exde II Bt6 13-26 1'/2、2 Ip54 BLK52-100/□ 80、100 18-33 1'2、2 *Ip55 BLK52-225/□ 380/220 125、160 180、200、225 27-42 2、2'/2 BLK52-400/□ 250、315 34-50 3 350、400 BLK52-630/□ 500、630 43-60 3、3'/2、4 BLK52防爆断路器产品特点 Features ■ 铸铝合金外壳,表面喷塑 ◆ Diecasted aluminium alloy shell with ■ 内装高分断小型断路器或低压塑壳式断路器. ◆ Inside is installed minicircuit breaker of high breaking capacity or The inside packs a footlight tube,the fleetness starts starts in a moment,can according to customer request refit the one foot light tube. ■ 具有过载,短路保护功能,也可根据要求加装 ◆ With overload and shortcircuit protection,leakage protection is ■ 漏电分励脱扣