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GB3836-2000,IEC60079标准要求. Suitable for
GB3836-2000,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 requirement can be available.
For Example:
1.CBJH-3/4B means:AH explosion-proof junctino box,pipe thread
G3",G3",G1",also special requirement can be
made.
2.CBJH-1/2Jmeans:AH explosion-proof juncton box,pipe thread
G1/2",2perpendicular entries with hung
cover.
主要技术参数 Main technical parameters
额定电压(V)Rated volage 额定电流(A)Rated current 防爆防标Ex-mark
管螺纹规格(G")Pipethread specification
防护等级Protectiongrade
380 20 Exd II BT6
*Exd II CT6
*Exe II T5 1/2 、3/4 、1 IP54
*IP55
外形示意图 Main technical parameters
II B类,增安型接线盒外形示意
IIB Group,safety-increased junction box outline sketch map
II C 类接线盒外形示意
II C Group junction box outline sketch map
II B类,增安型接线盒外形尺寸 II C类,接线盒外形尺寸
Dimension of IIB group,safety-increased type junction box
Dimension of IIC group junction box
电缆外径(Φmm)Cable’s outer diameter 管螺纹(G")Pipe thread A B C D
规格Specification L H H1
8-10 1/2 166 108 104 68 G1/2" 175 85 110
8-14 3/4 168 108 105 68 G3/4" 175 85 110
12-17 1 170 108 105 68 G1" 175 85 110