BLK52防爆断路器（ⅡB、ⅡC）
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
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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
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
■ 漏电分励脱扣等保护装置. ◆ Available as required Cent the the takes off to button up the
etc.protection device.
■ 钢管或电缆布线均可. ◆ Suitable for steeel pipe and cable wiring.
■ 符合GB3836-2000.IEC60079标准要求. ◆ Suitable for GB3836-2000,IEC60079 standard request.
外形举例 Outline example
BLK52-32 (IIB) BLK52-225 XD (IIB)
BLK52-60 (IIB) BLK52-225XX(IIB)
BLK52-100 (IIB0
外形举例 Outline example
CBK 52-400XD (IIB) BLK52-400XX (IIB)
CBK 52-630XX (IIB) CBK 52-630XD (IIB)
