BZA1礦用(yong)(yong)控制(zhi)按鈕適用(yong)(yong)于(yu)含有(you)爆炸(zha)性(xing)氣體(甲烷)混合(he)物的(de)煤礦井(jing)下,在交流50Hz、電壓36V的(de)供電系(xi)統中(zhong),對信號、電磁起(qi)動(dong)器等設備進行遠程控制(zhi),其中(zhong)一鈕用(yong)(yong)于(yu)單向點(dian)動(dong),二鈕用(yong)(yong)于(yu)單向起(qi)動(dong),三鈕用(yong)(yong)于(yu)可(ke)逆起(qi)動(dong)
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