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BZZ8050系列防爆防腐轉(zhuǎn)換開(kāi)關(guān)(IIC)



適用范圍
1、1區(qū)、2區(qū)危險(xiǎn)場(chǎng)所。
2、ⅡA、ⅡB、ⅡC類爆炸性氣體環(huán)境。

Application
1、Can be used in Zone 1 and Zone 2 dangerous places.
2、Can be used in ⅡA、ⅡB、ⅡC group explosive atmosphere.


產(chǎn)品特點(diǎn)
1、外殼為增安型結(jié)構(gòu),采用玻璃纖維增強(qiáng)不飽和聚酯樹(shù)脂(SMC)壓制而成,外形美觀,具有耐腐蝕,耐沖擊,熱穩(wěn)定性好等優(yōu)良傳統(tǒng)。
2、殼體和蓋的接合面為曲面迷宮式結(jié)構(gòu),確保了較高的防護(hù)等級(jí)。
3、內(nèi)裝開(kāi)關(guān)為隔爆型開(kāi)關(guān),極數(shù)可以根據(jù)用戶要求自由疊加。
4、鋼管和電纜布線均可。
5、符合GB3836-2000,IEC60079標(biāo)準(zhǔn)要求。

Features
1、The shell made of glass fiber and unsaturated Polyester resin is Safety-increased type with aesthetic appearance, functions of
impulsion-withstanding, thermal stability and corrosion-proofing.
2、The joint of shell and cover is the form of devious-labyrinthian struture, insuring preferable protection class.
3、Inside is arranged exposion-proof switch, the poles can be added freely by the customer’s request.
4、Suitable for steel pipe and cable wiring.
5、Suitable for GB3836-2000, IEC60079 standard request.

 
 
主要技術(shù)數(shù)據(jù) Main technical Specification
使用類別
額定工作電壓(V)
額定工作電流(A)
電纜外徑(mm)
防爆標(biāo)志
防腐等級(jí)
進(jìn)線數(shù)量
進(jìn)線口螺紋(G″)
BZZ8050-20
220 380
20
10-14
Exed Ⅱ CT6
WF2
2
3/4
BZZ8050-32
32
12-19
2
1
BZZ8050-63
63
22-30
2
1 1/2
 
產(chǎn)品外形舉例 Outline example