■適用范圍 .1.1區(qū) 2區(qū)危險(xiǎn)場所. .2.IIA IIB IIC類爆炸性氣體環(huán)境. * 如要求IIC類或增安型請注明 * 可根據(jù)用戶要求做成粉塵防爆 ■Application 。1.Can be used in Zone l and Zone 2 dangerous places. 。2.Can be used in IIA IIB IICgroup explosive atmosphere *Please note if want IIC type of safety-increased type *Can be made dust explosion-proof according to user s requiment ■產(chǎn)品特點(diǎn) .鑄鋁合金外殼,壓鑄成型,表面噴塑 .進(jìn)出線口有多種方式及規(guī)格,吊蓋通頭為六角型 .進(jìn)出線口螺紋可特制 .隔爆面特別增有O型橡膠密封圈,既隔爆有防水,防護(hù)等級(jí)達(dá)到IP65,為**產(chǎn)品 ■Features .The shell is of diecasted AI-alloy with plastic-sprayed surface .lnlet or outlet has many kinds of mode and specifications dust head of hanging cover is a hexagon .Thread specification can be specially designed .lsolation explosion surface increases especially to set up an O shaped rubber sealing ring lt can isolate explosion and it is also waterproof The protection level is IP65 and it is a patent product

Note;1.“○”horzontal cover “◎”hung cover
2.Generally the diameter of entry is equal to that of hung cover hole special requirement can be available
3.The entry is often made as pipe thread G1/2〃,G3/4〃 G1〃also special requirement can be made
For Example;
1.BHD51-3/4B BHD51means explosion-proof junction box pipe thread G3/4〃2direct entries with-horizontal cover
2.BHD51-1/2J BHD51 means explosion-proof junction box pipe thread G1/2〃2 perpendicular entries with hung cover

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