A.允許值一般為1.3% B.根據(jù)連接點的負荷狀況可作適當(dāng)變動,但允許值不超過1.5% C.根據(jù)連接點的負荷狀況可作適當(dāng)變動,但必須滿足允許值為2%,短時不得超過4%的規(guī)定 D.允許值不得超過1.3%
A.+5%,-8% B.+8%,-5% C.-10%,-7% D.+10%,-6%
A.+5%,-6% B.+7%,-7% C.-10%,-5% D.+10%,+5%