Оборудование для линий электропитания ANSI Электрический фарфоровый

ANSI Class

57-1

57-2

57-3

57-4

57-5

Creepage distance,mm

356

559

737

1015

1145

Dry arching distance

165

241

311

368

438

Cantilever Strength,Kn

12.5

12.5

12.5

12.5

12.5

Lower Frequency
Flashover Voltage

Dry,kv

80

110

125

150

175

Wet,kv

60

85

100

125

150

Critical Impulse
Flashover Voltage

Pos.,kv

130

180

210

255

290

Neg.,kv

155

205

260

340

380

RIV Data

Test volt. To ground,kv

15

22

30

44

44

Max RIV at 1000 KHz,Uv

100

100

200

200

200