Can be used in Zone 20 zone 21 and Zone 22 dangerous places. 
 
產品特點 Features  
鑄鋁合金外殼,壓鑄成型,表面噴塑。 
進出線口有多種方式及規格. 進出線口螺紋可特制. 
符合GB12476,IEC61241標準要求. 
The shell is of diecasted AI-alloy with plastic sprayed surface. 
Inlet or outlet has many kinds of modes and secifications 
Thread specification can be specailly designed. 
Sitable for GB12476,IEC1241 standard request. 
 
 
   
 
 
型號含義Model implication  
 
   
 
   
主要技術參數 Main technical parameters 
CBJH51 系列隔爆型接線盒代號,外表及名稱一覽表達式
CBJH51 Series flame-proof jjunction box code,outline and descriptions as the follewing table.  
代號
Code 外形
Outline 名稱
Description 代號
Code 外形
Outline 名稱
Description 
A   一通平 1 entry in borizon   F   一通吊 1 entry hung type  
B   直通平 2 direct entries in horizon   G   直二通吊 2 direct entries hung type  
C   三通平 3 entries in horizon   H   三通吊 3 entries hung type  
D   四通平 4 entries in horizon   I   四通吊 4 entries hung type  
E   直角二通平 2 perpendicular entries,in horizon   J   直角二通吊 2 perpendicular entries hung type  
 
注:1、"O"表示平蓋,"◎"表示吊蓋。 Note:1、"O"horzontal cover,"◎"hung cover.
2、在正常情況下,吊蓋與通頭同口徑,如特 2、 Generally the diameter of entry is equal to that of 殊要求可特制。 hung cover hole.special requirement can be available.
3、通頭一般為圓柱管螺紋G1/2"、G3/4"、G1" 3、The entry is often made as pipe thread G1/2"、G3/4"、 如特殊要求可特制。 G1"、also special requirement can be made.  
標注舉例: For Example: 
1、CBJH-DIP3/4B含義:CBJH-DIP隔爆型接線盒, 1、CBJH-DIP3/4B:CBJH-DIP means explosion-proof junction box
管螺紋為G3/4"直二通平蓋。 pipe thread G3/4",2direct entries with horizontal cover
2、CBJH-DIP1/2J含義:CBJH-DIP隔爆型接線盒, 2、CBJG-DIP1/2J:CBJH-DIP means explosion-proof junction box  
管螺紋為G1/2"直通二通吊蓋. G1/2"2perpendicular entries with hung cover. 
 
 
額定電壓(V)380
Rated voltage   額定電流(A) 20
Rated current   防爆標志   DIPA20
Ex-mark 管螺紋規格(G") TA,T6   1/2 3/4 1 
Pipe thread specification  
防護等級   IP65Protection grade 
 
外形及安裝舉例 Outline and example  
 
電纜外徑(Φ,mm)
Cable’s outer diameter 
  管螺紋(G1")
Pipe thread   A B C D 
6-10 1/2 166 108 104 68 
8-14 3/4 168 108 105 68 
12-17 1 170 108 105 68