24kV-11kN Composite Silicon Rubber Pin Insulator

silicon-rubber-pin-insulator-porcelain-composite-insulators

Sl. No. Desc. Material Surface Treatment Qty.
1 Top Metal Fitting SGCI H.D.G. 1
2 Core Rod Fibreglass 1
3 Polymer Housing Silicon Rubber
4 Bottom Metal Fitting SGCI H.D.G. 1
5 Stud M.S. M22 1
6 Plain Washer M.S. M22 1
7 Nut M.S. M22 1
8 Lock Nut M.S. M22 1

Guaranteed technical particulars

Dimensions :

  • Minimum creepage distance  mm  610
  • Arcing distance (approx.)  mm  250
  • Ø250mm sheds  nos  2
  • Ø175mm sheds  nos  2

Mechanical Characteristic

  • Specified cantilever load  kN  11

Electrical Characteristics

  • Nominal system voltage  kV  20
  • Highest system voltage  kV 24
  • System frequency  hz  50
  • Wet 1 minute power frequency withstand voltage  kV (rms.)  50
  • Dry lightening impulse withstand  kVp  145
  • Visible discharge test voltage  kV(rms)  18

Applicable Standard

  • Insulator : IEC 61109-2008
  • Galvanization : IS 2633-1986