CBJH系列接线盒（ⅡB、ⅡC、e）
适用范围Application
1区、2区危场所。
IIA、IIB、IIC类爆竹性气体环境.
*如要求IIC类或增安型请注明.
Can be used in Zone 1 and Zone 2one 2 dangerous places.
Can be used in IIA,IIB 、IICgroup explosive atmosphere.
*Please note if want IIC group safety-increased type
型号含义Model implication
产品特点 Features
表面喷塑. The shellis of diecasted AI-alloywithplastic-sprayed sunface.
进出线口有多种方式及规格. 铸铝合金外壳,压铸成形 Inlet or outlet has many kinds of modes and specifications.
进出线口螺纹可特制. Thread specification can be specially designed.
符合GB,IEC60079标准要求. Suitable for GB,IEC60079 standard request.
技术参数 Technical parameters
AH 系列隔爆型接线盒代号，外形及名称一览表
AH seriesflame-proof junction box code,outline and descriptions as the following table.
代号
Code 外形
Outline 名称
Description 代号Code
外形Outline 名称
Description
A 一通平 1entry in horizon F 一通吊1entry in horizon
B 直二通平2 direct entries in horizon G 直二通吊2direct entries in horizon
C 三通平 3 entries in horizon H 三通吊 3 entries in horizon
D 四通平4entries in horizon I 四通吊 4entries in horizon
E 直角二通平2perpendicular entries,in horizon J 直角二通吊2 perpendicular entries,in horizon
注：1.“o”表示平盖，“O”表示吊盖。
2.在正常情况下，吊盖与通头同口径，如特殊要求可特制。
3.通头一般为圆柱管螺纹G1／2"、G1"如特殊要求可特制。
标注举例：
1.CBJH-3/4B含义：AH隔爆型接线盒，管螺纹为G3/4"直二通平盖。
2.CBJH-1/2含义：AH隔爆型接线盒，管螺纹为G1/2"直角二角吊盖。
Note:1"O"horzontal cover,"O"hung cover.
2 .Generally the diameter of entry is equal to that of hung cover hole.special re can be available.
For Example:
1.CBJH-3/4B means:AH explosion-proof junctino box,pipe thread G3",G3",G1",al