Product category
適用范圍
1區(qu)、2區(qu)危(wei)險場所。
ⅡA、ⅡB類(lei)爆(bao)炸性(xing)氣(qi)體環境。
防爆斷路器特點
鑄鋁合金(jin)外殼(ke),表面(mian)噴(pen)塑
內裝高分斷小型斷路器或低壓塑殼式斷(duan)路器(qi).
具(ju)有過載,短路保護功(gong)能,也可根(gen)據要求加裝
漏電(dian)分勵脫扣等保護裝(zhuang)置.
鋼管或電(dian)纜布線均可.
符合GB3836-2000.IEC60079標(biao)準要求.
BLK52-63/4防爆斷路器主要技術參數
額定電壓(V):220/380
脫扣(kou)額定(ding)電流:根據現場(chang)實際(ji)需求(qiu)定(ding)做
防爆標志:Exde II BT6 Exde II CT5
防護等級(ji):IP54 IP55
電纜(lan)外(wai)徑(Φ,mm):根據現場(chang)實際(ji)需求定做(zuo)
防腐等級:WF1
進線口螺紋(G):根據(ju)現場實際需求定做(zuo)
BLK52-63/4L防爆(bao)斷路器_4P帶漏電(dian)(dian)主(zhu)要部件是個磁(ci)環(huan)(huan)感應(ying)(ying)器,火(huo)線(xian)(xian)和(he)(he)零(ling)線(xian)(xian)采用并列繞法在(zai)(zai)磁(ci)環(huan)(huan)上纏繞幾圈(quan),在(zai)(zai)磁(ci)環(huan)(huan)上還有個次(ci)級線(xian)(xian)圈(quan).當同一相(xiang)的(de)火(huo)線(xian)(xian)和(he)(he)零(ling)線(xian)(xian)在(zai)(zai)正常(chang)工作時(shi),電(dian)(dian)生的(de)磁(ci)通正好抵消,在(zai)(zai)次(ci)級線(xian)(xian)圈(quan)不會感應(ying)(ying)出(chu)電(dian)(dian)壓(ya).如(ru)果某一線(xian)(xian)有漏電(dian)(dian),或未接(jie)零(ling)線(xian)(xian),在(zai)(zai)磁(ci)環(huan)(huan)中通過(guo)的(de)火(huo)線(xian)(xian)和(he)(he)零(ling)線(xian)(xian)的(de)電(dian)(dian)流就會不平衡,而產生穿過(guo)磁(ci)環(huan)(huan)的(de)磁(ci)通,在(zai)(zai)次(ci)級線(xian)(xian)圈(quan)中感應(ying)(ying)出(chu)電(dian)(dian)壓(ya),通過(guo)電(dian)(dian)磁鐵使(shi)脫(tuo)扣器動(dong)作跳閘.