1. MAIN OPERATING POLE : 'F' Class Insulated
tube made of Fibre Glass Epoxy Bonded having insulation properties
suitable for 400kV and above system coupling type or Telescopic Type.
Recommended length of Pole is 6.5M for 40kV Sub Stations and 5.0M
for 220kV Sub-stations or 40kV Transmission Lines. Poles are tested
as per IEC 1230 for mechanical strength and IEC 1235 for Dielectric
2. MAIN FIXING HOLDER : It shall be spring loaded to attach/detach
the line end clamp by rotating clockwise/anti-clockwise direction.
It is made of aluminium alloy in 'Die-cast' process. It is bolted
in the main operation pole.
3. LINE-END CLAMP FOR ACER : It is made
of aluminium alloy, in 'Die-cast' process. It is a spring loaded
jaw type clamp with conical stainless steel screw pin for clamping
any typoe of conductor from 20mm to 40mm dia. It has arrangement
for fixing the earthing lead in outer insulation as well as inner
conductor. Tested as per IEC 1230.
4. LINE-END CLAMP FOR 4"IPS
: It is 'C' hook-on type Duckbill clamp made of aluminium alloy in Die-cast process with stainless steel conical pin fitted with contact plate of aluminium alloy for clamping round IPS Bus bar up to 112mm diameter. It has arrangement for fixing the earthing in outer insulation as well as inner conductor. Tested as per IEC-1230.
5. EARTH-END CLAMP :It is made of aluminium alloy, in 'Die-cast'
process. It has stainless steel screw pin rounded at bottom to fix
on tower angle up to 25mm thickness. It has arrangement for fixing
the earthing lead in outer insulation as well as inner conductor. Tested
as per IEC 1230.
6. EARTHING LEAD : Flexible PVC insulated braided
earth lead of aluminium or copper conductor of required length. Teflon/polyester
film taped cable is also supplied on request at additional cost. It
is tested for short circuit current of 8 KA for 1 second as per IEC-1230.
7. CARRY BAG : It shall be made of canvas
for safe storage & transportation
of the rod.