操(cao)(cao)(cao)控(kong)(kong)箱适(shi)用(yong)(yong)开(kai)厂(chang)矿、企业、商场、宾馆(guan)、学(xue)校(xiao)、机(ji)场、港(gang)口、医(yi)院、高层建筑、日子小区等场合，沟通(tong)50HZ，额外工(gong)作(zuo)电(dian)(dian)压(ya)(ya)为沟通(tong)380V的低压(ya)(ya)电(dian)(dian)网体(ti)(ti)系中，作(zuo)为动(dong)(dong)力、照明(ming)配电(dian)(dian)及电(dian)(dian)动(dong)(dong)机(ji)操(cao)(cao)(cao)控(kong)(kong)之用(yong)(yong)，合适(shi)室内挂墙(qiang)、户外落地(di)装置的配电(dian)(dian)设备(bei)。也运用(yong)(yong)于沟通(tong)50HZ，电(dian)(dian)压(ya)(ya)500V以下电(dian)(dian)力体(ti)(ti)系作(zuo)为消(xiao)防水泵操(cao)(cao)(cao)控(kong)(kong)、潜水泵操(cao)(cao)(cao)控(kong)(kong)、消(xiao)防风(feng)机(ji)操(cao)(cao)(cao)控(kong)(kong)、风(feng)机(ji)操(cao)(cao)(cao)控(kong)(kong)、照明(ming)配电(dian)(dian)操(cao)(cao)(cao)控(kong)(kong)等运用(yong)(yong)，操(cao)(cao)(cao)控(kong)(kong)方法(fa)有直接发(fa)(fa)动(dong)(dong)操(cao)(cao)(cao)控(kong)(kong)、星三角降压(ya)(ya)发(fa)(fa)动(dong)(dong)操(cao)(cao)(cao)控(kong)(kong)、自藕(ou)降压(ya)(ya)发(fa)(fa)动(dong)(dong)操(cao)(cao)(cao)控(kong)(kong)、变(bian)频(pin)器发(fa)(fa)动(dong)(dong)操(cao)(cao)(cao)控(kong)(kong)、软发(fa)(fa)动(dong)(dong)操(cao)(cao)(cao)控(kong)(kong)等各种操(cao)(cao)(cao)控(kong)(kong)方法(fa)，还可运用(yong)(yong)阻隔(ge)开(kai)关、熔断器式(shi)开(kai)关作(zuo)为阻隔(ge)分断点。一般惯例运用(yong)(yong)的图集(ji)有99D303-2常(chang)用(yong)(yong)风(feng)机(ji)规范图集(ji),01D303-3水常(chang)用(yong)(yong)泵规范图集(ji)。