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Cables by type Porcelain station post insulators

Cables by type Porcelain station post insulators

Country/Region china
Company Horizon electric co., Ltd
Categories Type D to Type A Hdmi Cable
Update 2017-07-03 17:28:19
ICP License Issued by the Chinese Ministry
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Porcelain station post insulators

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  • Product Description

Porcelain station post insulators manufactured by HORIZON are used in substation and switchgear. Solid core station post insulator shall have ISO metric thread bolt holes on standard bolt circles for interchangeability and ease of mounting. And the solid core post insulator may be mounted either upright, horizontally or inverted positions.
Main parameters:
Voltage Range: 1kV~220kV
Cantilever strength:4kN,8kN,12.5kN and as per client’s request
Glaze: Light grey, white, brown
Porcelain station post insulators complies with following standards:
ANSI C29.9
IEC60168
IEC60273

ANSI Class

TR202

TR205

TR208

TR210

TR214

TR216

TR286

TR288

TR308

Creepage distance(mm)

267

394

610

940

1092

1829

2946

3353

4191

Cantilever strength(kN)

8.9

8.9

8.9

8.9

8.9

6.7

7.56

6.23

6.45

Tensile strength(kN)

22

22

22

31

35

53

89

89

111

Torsion strength(N.m)

6000

791

904

1130

1356

1695

4520

4520

10170

Compression strength(lb)

-

44.5

44.5

66.7

66.7

111

267

267

333

Power frequency flashover voltage(kV)

Dry

-

85

110

145

170

235

385

435

575

Wet

-

55

75

100

125

180

285

335

475

Critical Impulse flashover voltage(kV)

Pos

105

125

170

225

280

390

610

710

1010

Neg

-

200

250

290

340

475

780

900

1240

Power frequency withstand voltage(kV)

Dry

-

50

70

95

120

175

280

335

465

Wet

30

45

60

80

100

145

230

275

385

Impulse withstand voltage(kV)

95

110

150

200

250

350

550

650

900

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