66kV Polymer Post Insulators

Category Polymer Insulators

Description

Cat No.	NPVW55CWO011	NPVF55CWO011	NPKF55CWO011	NPVF68CWO011
USAGE VOLTAGE (kV)	69
NUMBER OF SHEDS	11
ARCING DISTANCE, MIN (mm)	517	517	517	520
LEAKAGE DISTANCE, MIN (mm)	1453	1460	1460	1465
LOW FREQUENCY FLASHOVER VOLTAGE (kV) - DRY - WET	225 175	225 175	225 175	220 175
CRITICAL IMPULSE FLASHOVER VOLTAGE (kV) - POSITIVE - NEGATIVE	335 370	335 515	335 515	330 510
SPECIFIED CANTILEVER LOAD (kN)	9.5	9.5	8.5	28.6
MAXIMUM DESIGN CANTILEVER LOAD (kN)	6.2	7.2	7.2	14.3
ROUTINE TENSILE TEST LOAD (kN)	11.2	11.2	11.2	16.5
APPROXIMATE WEIGHT (kg)	12	20.2	16	22.5
ROD	55mm NOM. Ø, EPOXY IMPREGNATED GLASS FIBERS	68mm NOM. Ø, EPOXY IMPREGNATED GLASS FIBERS
WEATHERSHEDS	HTV SILICONE
END FITTINGS	HOT DIP GALVANISED CAST IRON OR CAST STEEL (85um), BOLT 5/8”-11 + SPRING WASHER, Q235 STUD	HOT DIP GALVANISED CAST IRON OR CAST STEEL (85um), BOLT 5/8”-11 + SPRING WASHER	HOT DIP GALVANISED CAST IRON OR CAST STEEL (85um)
FIXING HARDWARE INCLUDED	7/8”-9 STUD WITH LOCK NUTS AND WASHERS INCLUDED, 303MM	GAIN BASE COMPATIBLE WITH CONCRETE POLE (FLAT SURFACE)	GAIN BASE COMPATIBLE WITH WOOD POLE, DIA 178-254mm


Cat No.	Style	Fixing Hardware	Qty
NPVW55CWO011	69kV Vertical Clamp Polymer Insulator	7/8"-9 STUD WITH LOCK NUTS AND WASHERS INCLUDED, 303MM
NPVF55CWO011	69kV Vertical Clamp Polymer Insulator	GAIN BASE COMPATIBLE WITH CONCRETE POLE (FLAT SURFACE)
NPKF55CWO011	69kV Horizontal Clamp Polymer Insulator	GAIN BASE COMPATIBLE WITH CONCRETE POLE (FLAT SURFACE)
NPVF68CWO011	69kV Vertical Clamp Polymer Insulator	GAIN BASE COMPATIBLE WITH WOOD POLE, DIA 178-254mm