常用帶電距離標準

1、常用各國帶電距離標準iec 60076-3 base on european practicehighest voltage (kv)bil (kv)minimum clearance (mm)phase to earth，phase to phase3.620-40607.2406060901260907511017.5751109517024951701252103614527517028052250450iec 60076-3 base on north american practicehighest voltage (kv)bil (kv)minimum clearance (mm)

2、phase to earth，phase to phase<15 60 (see note) 65 (see note)75100 95 (see note) 140 (see note)11016526.415022536.520033048.3200330250450note：indicates value for distribution transformers onlyjec 2200-1995-3rated voltage (kv)bil (kv)minimum clearance (mm)phase to earth3.3303045456.6454560651175100

3、90110221001501252251502253315022517031520033066350630cns 598.c4010-85年最高系統(tǒng)電壓 (kv)bil (kv)最小絕緣距離 (mm)對接地部份(mm)相 間充電部份間(mm)套管最上葉間(mm)1.245 (30)50 (25)50 (25)25 (25)3.675 (60)90 (65)100 (65)50 (40)7.295 (75)115 (90)130 (100)65 (50)12.5110 (95)150 (130)165 (140)90 (75)24150205 (205)230 (230)150 (150)not

4、e：括弧內(nèi)尺度係適用於500kva以下容量ieee c57.12.00-1200nominal system voltage (kv)bil (kv)minimum clearance between live parts of different phases minimum clearance between top shed of insulator of bushings of different phases distributiontransformerspowertransformersdistributiontransformerspowertransformersdistri

5、butiontransformerspowertransformerskvkvmm(in)mm(in)mm(in)mm(in)1.2304525.4(1)50.8(2)25.4(1)25.4(1)2.5456050.8(2)76.2 (3)25.4(1)38.1(1.5)5.0607563.5(2.5)102 (4)38.1(1.5)50.8(2)8.77595102(4)127 (5)50.8(2)63.5(2.5)1595110140(5.5)165 (6.5)76.2(3)88.9(3.5)25150150178(7)229 (9)114(4.5)152(6)34.5200200330(

6、13)330 (13)203(8)203(8)46250250432(17)432 (17)305(12)305(12)69350350635(25)635 (25)483(19)483(19)note：distribution transformers是500kva以下 power transformers是500kva以上as 2374-1997highest voltage (kv)bil (kv)minimum clearance (mm)phase to phaselist1list2with reference to list1with reference to list21.1-

7、3.62040-607.2406060901260759012517.575951251702495125170225361451702753155225045072.5325630note：based on current practice other than in the united states of america and some other countriesas 2374-1997highest voltage (kv)bil (kv)minimum clearance (mm)phase to phaselist1list2with reference to list1with reference to list24.4060756510013.20-13.979511014016514.5315022526.