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
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