12kv 35kv 11kv 33kv pole accessories ceramic glass cap and pin type suspension insulator Product Description Technical requirements 1 Colour : BROWN OR WHITE 2 Creepage distance : 320mm 3 Cantilever stength : 70KN 4 Routine tensile load : 35KN 5 Power frequency with sand voltage (Dry):70KN 6 Power frequency with sand voltage (Wet):40KN 7 Puncture voltage : 110KV 8 Dry impulse with stand voltage :100KV 9 Radio interference (Max. RIV at 1 MHz) :50μV 10 As per IEC383-1:1993 Item