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 1Zone 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 modesspecifications.
- 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,outlinedescriptions 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 |
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