Suspension Porcelain Insulators Aerodynamic Suspension Porcelain Insulator

Unit spacing (H) mm

146

146

146

146

155

146

Nominal diameter (D) mm

350

330

360

360

360

425

Nominal Creepage Distance (mm)

300

305

300

300

300

385

Rated E&M failing load (kN)

70

80

100

120

160

160

Routine tensile load (kN)

35

40

50

60

80

80

Coupling size

16

16

16

16

20

20

Power frequency withstand voltage

Wet (kv)

40

40

40

40

40

45

Dry (kv)

70

70

70

70

70

75

Dry lighting impulse withstand voltage (kV)

105

95

105

105

105

110

Power frequency punctured voltage (kV)

120

120

120

120

130

130

Radio-Interference-

Voltage

Test Voltage to ground (kV)

10

10

10

10

10

10

Maximum RIV at 1MHz (µV)

50

50

50

50

50

50

Weight (kg)

6.0

5.7

7.25

7.25

8.07

10.6

Applicable Standard: IEC, GB, AS, BS