对海拔不超过1000m地区,采用现行钢芯铝绞线国标时,给出了可不验算电晕的导线最小直径,下列哪项是不正确的?
A.110Kv,导线外径为1x9.6mm B.220Kv,导线外径为1x21.6mm C.330Kv,导线外径为1x33.6mm D.500Kv,导线外径为1x33.6mm正确答案D
对海拔不超过1000m地区,采用现行钢芯铝绞线国标时,给出了可不验算电晕的导线最小直径,下列哪项是不正确的?
A.110Kv,导线外径为1x9.6mm B.220Kv,导线外径为1x21.6mm C.330Kv,导线外径为1x33.6mm D.500Kv,导线外径为1x33.6mm正确答案D