【名词&注释】
电气设备(electrical equipment)、瞬时功率(instantaneous power)、无功功率(reactive power)、视在功率(apparent power)、变配电所(substation and distribution station)
[判断题]电源从厂内总降压变配电所(substation and distribution station)引入的厂内二次变配电所(substation and distribution station),变压器容量在500kVA以下的,可以不设专人值班,只安排巡视检查。