Porcelain suspension disc insulator 52-1

  • High quality standard(IEC,BS,ANSI,AS,DIN,GB)
  • Competitive price
  • ISO9001:2008/ISO14001:2004/GB/T 28001-2011/



Porcelain suspension insulator disc insulator 52-1

52-1

insulator 52-1

52-1 insulator

ANSI 52 Series Disc Suspension insulator for hot sale:

ANSI CLASS

52-1

52-2

52-3

52-4

52-5

52-6

52-8

52-9

52-9

52-10

Fig. No.

1

2

3

4

3

4

3

5

6

4

Main Dimensions (mm)

D

165

190.5

254

254

254

254

280

114

133

280

H

140

146

146

146

146

146

146

159

159

165

Leakage Distance/mm

178

210

292

292

292

292

280

171

171

280

Power-Frequency Puncture Voltage kV

80

90

110

110

110

110

110

80

80

110

Average Flashover voltage

Power Frequency

Dry/kV

60

65

80

80

80

80

80

60

60

80

Wet/kV

30

35

50

50

50

50

50

30

30

50

Critical-Impulse 1.5x40us Wave

Positive/kV

100

115

125

125

125

125

125

110

110

125

Negative/kV

100

115

130

130

130

130

130

90

90

130

Radio-Influence

voltage

Test Voltage to ground/kV

7.5

7.5

10

10

10

10

10

7.5

7.5

10

Maximum RIV at 1000kHz/uV

50

50

50

50

50

50

50

50

50

50

Rated E&M Failing Load/kN

44

70

70

70

111

111

160

44

44

160

Tension Proof Load/kN

22

35

35

35

55.5

55.5

80

22

22

80

Impact Strength/N.m

5

5.5

6

6

7

7

10

5

5

10

 

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