規(guī)格型號?

額定電壓kV?

客定機械拉伸負荷?KN?

結(jié)構(gòu)高度H（mm）?

最小電弧距離h（mm）?

最小公稱爬電距離h（mm）?

雷電全波沖擊耐受電壓kV?

工頻濕耐受電壓1minkv?

FNB4-1/70-XX

1～3?

70

260±10?

80

225

45

18

FNB4-6/70-XX

6

70

300±10?

120

325

60

25

FNB4-10/40-XX

10

40

320±10?

160

425

95

45

FNB4-10/70-XX

10

70

340±10?

160

425

95

45

FNB4-10/100-XX

10

100

370±10?

160

425

95

45

FNB4-15/70-XX

15

70

380±10?

200

525

115

60

FNB4-20/70-XX

20

70

420±10?

240

625

150

65

FNB4-20/100-XX

20

100

450±10?

240

625

150

65

FNB4-24/70-XX

24

70

460±10?

280

725

170

75

FNB4-24/100-XX

24

100

490±10?

280

725

170

75

FNB4-28/70-XX

28

70

500±10?

320

825

190

85

FNB4-33/70-XX

33

70

540±10?

360

925

205

90

FNB4-35/70-XX

35

70

610±10?

420

1050

230

95

FNB4-35/100-XX

35

100

640±10?

420

1050

230

95