BHD51-G1/2二通防爆接線盒適用范圍 Applications 1. 1區(qū)、2區(qū)危險(xiǎn)場所或20區(qū)、21區(qū)、22區(qū)危險(xiǎn)場所；
2. ⅡA、ⅡB、ⅡC爆炸性氣體環(huán)境或可燃性粉塵環(huán)境；
3. 戶內(nèi)、戶外(IP65、IP66*)；
4. 溫度組別：T1~T4/T5/T6；
5.應(yīng)用于石油、化工、航天、等場所。 1. Hazardous:division 1 &2,or 20,21,&22;
2. Explosive gas atmosphers:class ⅡA ⅡB ⅡC or inflammabledust environment;
3. Indoor or outdoor(IP65,IP66*);
4. Temperature class:T1~T4/T5/T6;
5.Widely using in the fields of oil, Chemical industry, spaceflight,war ind-ustry and so on. BHD51-G1/2二通防爆接線盒產(chǎn)品特點(diǎn) Features 1.殼體采用高強(qiáng)度鋁合金一次性壓鑄成型，表面經(jīng)高速拋丸
清理后高壓靜電噴塑。外殼結(jié)構(gòu)緊湊合理、材質(zhì)密度高強(qiáng)
度好、防爆性能優(yōu)良，表面塑粉附著力強(qiáng)，具有良好的防
腐能力，表面光潔，美觀大方；
2.進(jìn)出線口有多種方式及規(guī)格。
3.進(jìn)出線口螺紋可特制。
4.鋼管或電纜布線。
1.Shell made of high strength aluminum alloy casting off the surfaceafter blast cleaning by high voltage electrostatic spray. Shellcompact structure, high density material strength, Explosion-proofperformance, the surface of plastic power adhesion ability withgood anti-corrosion, the surface smooth, elegant appearance.
2.Inlet or outlet has many kinds of modes and specifications.
3.Thread specification can be specially designed.
4.Wiring with steel tube or cable. 主要技術(shù)參數(shù) Main technical parameters 防爆標(biāo)志
Ex-mark | 額定電壓(V)
Rated voltage | 額定電流(A)
Rated current | 防腐等級
Corrosion-proof
-class | 防護(hù)等級
Protection category | ExeⅡT6等效于 Ⅱ2G ExeⅡT6(歐標(biāo))
ExdⅡBT6等效于 Ⅱ2G ExdⅡBT6(歐標(biāo))
ExdⅡCT6等效于 Ⅱ2G ExdⅡCT6(歐標(biāo))
DIP A20 TA,T6等效于 Ⅱ1D ExtD A20 T6(歐標(biāo)) | 380 | 20 | WF1 | IP54
*IP55 |
隔爆型接線盒代號，外形及名稱一覽表 Flame-proof junction box code, outline and descriptions as the following table. 代號
Code | 外形
Outline | 名稱
Name | 代號
Code | 外形
Outline | 防護(hù)等級
Protection category | A | | 一通平 1 entry in horizon | F | | 一通吊 1 entry hung type | B | | 二通平 2 direct entries in horizon | G | | 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.“ ”表示平蓋，“ ”表示吊蓋
2.在正常情況下，吊蓋與通頭同口徑，如特殊要求可特制。、
3.通頭一般為圓柱管螺紋G1/2"、G3/4"、G1"如特殊要求可特制。
Note:
1." "horzontal cover," " hung cover.
2.Generally the diameter of entry is equal to that of hung cover hole. special requirement canbe available.
3.The entry is often made as pipe thread G1/2", G3/4",G1", also specialrequirement can be made. 外形及安裝舉例 Outline and mounting example 
ⅡB類、增安型接線盒外形尺寸 Dimension of ⅡB group, safety-incrteased type junction box 電纜外徑(φ,mm)
Cable's outer
diameter | 管螺紋
(G)
Pipe thread | A | B | C | D | 電纜外徑(φ,mm)
Cable's outer
diameter | 管螺紋
(G)
Pipe thread | A | B | C | D | φ8~φ10 | 1/2 | 163 | 110 | 65 | 110 | φ15~φ23 | 1 1/4 | 185 | 110 | 80 | / | φ8~φ14 | 3/4 | 163 | 110 | 65 | 110 | φ18~φ30 | 1 1/2 | 185 | 110 | 80 | / | φ12~φ18 | 1 | 163 | 110 | 65 | / | φ25~φ38 | 2 | 225 | 120 | 98 | / |
ⅡC類，接線盒外形尺寸 Dimension of ⅡB group junction box 電纜外徑(φ,mm)
Cable's outer
diameter | 管螺紋
(G)
Pipe thread | A | B | C | D | φ8~φ10 | 1/2 | 190 | 120 | 85 | 120 | φ8~φ14 | 3/4 | 190 | 120 | 85 | 120 | φ12~φ18 | 1 | 190 | 120 | 85 | 120 |
| 
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