FOR OVERHAULING/MAINTENANCE OF 33KV VCB INSTALLED AT 220KV SUBSTATION NAUBASTA UNDER ETD-II, KANPUR.

Amount

Following works are required for proper health checking & avoid unwanted breakdown of 33KV VCB at 220KV sub station Naubasta Kanpur under ETD-II, Kanpur

i. Checking and adjustment of snatch gap travel of drive insulators rod and tie rod of each pole. ii. Replacemnet of all damaged and defctive parts closing latch assembly, strip latch, close coil etc. And its proper adjustment cleaning and greasing. iii. Oiling and greasing of crank gear by opening of lock,clip etc. iv. Dismantling of all pole linkage, pins and rod assembly ,cleaning ,greasing and its proper adjustment v. Check satisfactory trip & close operation of the breaker both by local/remote vi. Check close/trip timing of digital timer kit. vii. Repairing of mechanism for rectification of mechanical problem after overhauling of VCB following test to be carried out. (a) Opening and closing timing of each pole of VCB. (b) Carring of contact resistance measurement of each pole of VCB. (c) Checking of megger value of each pole of VCB. Providing and fixing of LED light fitting 120watt LED type with the help of bend pipe with structure column & proper connection of cable

TAJ ENTERPRISES

M/s Abhinav Enterprises