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適用範圍Application
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- 1區、2區危場所。
- IIA、IIB、IIC類爆竹性氣體環境.
- *如要求IIC類或增安型請註明.
- 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
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型號含義Model implication
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| 產品特點 Features |
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- 表面噴塑. The shellis of diecasted AI-alloywithplastic-sprayed sunface.
- 進出線口有多種方式及規格. 鑄鋁合金外殼,壓鑄成形 Inlet or outlet has many kinds of modes and specifications.
- 進出線口螺紋可特製. Thread specification can be specially designed.
- 符合GB3836-2000,IEC60079標準要求. Suitable for GB3836-2000,IEC60079 standard request.
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技術參數 Technical parameters
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ＡＨ 系列隔爆型接線盒代號，外形及名稱一覽表
AH seriesflame-proof junction box code,outline and descriptions as the following table.
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代號
Code
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外形
Outline
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名稱
Description
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代號Code
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外形Outline
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名稱
Description
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A
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一通平 1entry in horizon
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F
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一通吊１entry in horizon
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B
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直二通平2 direct entries in horizon
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G
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直二通吊２direct entries in horizon
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C
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三通平 3 entries in horizon
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H
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三通吊 3 entries in horizon
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D
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四通平４entries in horizon
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I
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四通吊 ４entries in horizon
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E
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直角二通平２perpendicular entries,in horizon
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J
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直角二通吊2 perpendicular entries,in horizon
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注：１.“o”表示平蓋，“Ｏ”表示吊蓋。
２.在正常情況下，吊蓋與通頭同口徑，如特殊要求可特製。
３.通頭一般為圓柱管螺紋Ｇ１／２"、Ｇ１"如特殊要求可特製。
標註舉例：
１.CBJH-3/4B含義：AH隔爆型接線盒，管螺紋為Ｇ3/4"直二通平蓋。
2.CBJH-1/2含義：AH隔爆型接線盒，管螺紋為G1/2"直角二角吊蓋。
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.
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| 主要技術參數 Main technical parameters |
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額定電壓（V）Rated volage
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額定電流（A）Rated current
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防爆防標Ex-mark
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管螺紋規格（G"）Pipethread specification
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防護等級Protectiongrade
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380
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20
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Exd II BT6
*Exd II CT6
*Exe II T5
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1/2 、3/4 、1
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IP54
*IP55
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| 外形示意圖Main technical parameters |
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II B類，增安型接線盒外形示意
IIB Group,safety-increased junction box outline sketch map
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II C 類接線盒外形示意
II C Group junction box outline sketch map
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II B類，增安型接線盒外形尺寸 II C類，接線盒外形尺寸
Dimension of IIB group,safety-increased type junction box Dimension of IIC group junction box |
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電纜外徑（Φmm）Ｃable’s outer diameter
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管螺紋（Ｇ"）Ｐipe thread
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A
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B
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C
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D
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規格Specification
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L
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H
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H1
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8-10
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1/2
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166
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108
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104
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68
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G1/2"
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175
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85
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110
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8-14
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3/4
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168
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108
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105
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68
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G3/4"
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175
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85
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110
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12-17
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1
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170
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108
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105
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68
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G1"
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175
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85
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110
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