Post-type AC Disc Suspension Porcelain Insulator (Standard Type)
Negotiable
China
No.93 Longquan Road, Zibo City, Shandong Province
0086-533-5891888
Online Contact
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Product Parameters

Product model

Unit

U300B/195

U210B/170

U160B/155

U120B/146

U70B/146

Structure height (H)

mm

195

170

155

146

146

Nominal disc diameter (D)

mm

320

300

300

255

255

Nominal creepage distance

mm

390

400

400

320

320

Rated electromechanical damage load

kN

300

210

160

120

70

Routine tensile load

kN

150

105

80

60

35

Connection mark

24

20

20

16

16

Corona extinction voltage

Cap

kV

≥ 22

≥ 22

≥ 22

≥ 22

≥ 22

Feet

≥ 18

≥ 18

≥ 18

≥ 18

≥ 18

Power frequency arc test

Time

S

0.12

0.12

0.12

0.12

0.12

Current

kA

20

20

20

20

20

Power frequency breakdown voltage

kV

≥ 2.8

≥ 2.8

≥ 2.8

power frequency breakdown voltage

≥ 110kV

Radio interference voltage

Test voltage to ground

kV

10

10

10

10

10

1MHz Radio Interference Voltage

μV

≤ 50

≤ 50

≤ 50

≤ 50

≤ 50

Weight

kg

11.5

9.3

8.3

4.8

4.1

Executive standard: GB ANSI IEC BS