眉(mei)头、下通风(feng)门的(de)装(zhuang)配(pei)

XL-21型(xing)动力(li)配(pei)(pei)(pei)电(dian)(dian)箱适用(yong)(yong)于工(gong)矿(kuang)企(qi)业。交流(liu)频率50Hz，电(dian)(dian)压500V以下三相(xiang)三线、三相(xiang)四线电(dian)(dian)力(li)系统(tong)。作(zuo)动力(li)照明配(pei)(pei)(pei)电(dian)(dian)用(yong)(yong)。该(gai)产品(pin)系户(hu)内装(zhuang)置，用(yong)(yong)钢板(ban)折弯焊接(jie)而成，单(dan)扇左手门，操(cao)作(zuo)和(he)信号电(dian)(dian)器(qi)。打(da)开(kai)门后(hou)，全(quan)部电(dian)(dian)器(qi)敞露，便于检修维(wei)护。进出(chu)线采用(yong)(yong)电(dian)(dian)缆(lan)接(jie)线操(cao)作(zuo)，安全(quan)可靠。NS低压抽(chou)出(chu)式(shi)(shi)开(kai)关柜(ju)(ju)是一种用(yong)(yong)标准模件(jian)(jian)出(chu)工(gong)厂组装(zhuang)（FBA）的(de)组合式(shi)(shi)柜(ju)(ju)型(xing)，其技术已达到九十年代末国际水平(ping)。MNS型(xing)低压抽(chou)出(chu)式(shi)(shi)开(kai)关柜(ju)(ju)适用(yong)(yong)于发(fa)电(dian)(dian)厂、变电(dian)(dian)站、石油(you)化工(gong)、冶金轧(ya)钢、交通能源、轻工(gong)纺(fang)织等厂矿(kuang)企(qi)业和(he)住宅(zhai)小区、高层建筑等场所(suo)、件(jian)(jian)为交流(liu)50-60Hz，额(e)定工(gong)作(zuo)电(dian)(dian)压交流(liu)660V及以下的(de)电(dian)(dian)力(li)系统(tong)的(de)配(pei)(pei)(pei)电(dian)(dian)设备的(de)电(dian)(dian)能转(zhuan)换(huan)、分配(pei)(pei)(pei)及控(kong)制之用(yong)(yong)。