ATTENDING GAS LEAKAGE OF 132KV SF6 CIRCUIT BREAKER, OVERHAULING OF 33KV VCBS AND PAINTING OF RUSTED EQUIPMENTS

Amount

Complete overhauling of 33KV Vacuum Circuit Breakers installed at 132KV S/S Raja Ka Talab. Job Includes alignment of mechanism assembly by opening and adjusting its operating rod, holding latch and damping spring etc. Replacement of damaged washers, lock pins, small springs etc as per requirement. Assembling mechanism followed by oiling, greasing and tightening of all nuts & bolts of the mechanism box, checking & tightening of all AC/DC connections/terminals, proper checking the spring charging motor along with replacement of its carbon, removing the deposited dust/carbon on terminals by good quality CRC spray, checking the proper tripping & closing of VCB from local and remote including measurement of opening / closing time alongwith contact resistance with latest calibrated CB Analyzer. Cost includes all labour, T&P, consumable items and other related work.

Spray painting of following rusted equipments at 132KV S/S Raja Ka Talab. Work includes painting with one coat of good quality red oxide primer and two coats of light gray color synthetic enamel paint of first class quality Asean/Nerolac/Berger/Shalimar make after proper cleaning/rubbing of rust/dust and oily surface by emery/sand paper and hardwire brush including the cost of all material, labor and T&P.

132KV Circuit Breaker

33KV Circuit Breaker

Junction Box of 132KV,33KV CT/PT

132KV CT/PT (Top cover shall be painted with Red, Yellow and Blue colour as per phase sequence)

33KV CT/PT

Painting of display board with one coat primer and two coats of yellow color paint after proper cleaning/rubbing of surface and writing of equipment/bay name with black color paint including the cost of color and labour charges at 132KV S/S Raja Ka Talab.

Rectification of gas leakage of 132KV SF-6 Circuit Breaker by replacement of damaged O-ring of pipe line outside the pole by applying annabond adhesive. Evacuation of pipe line upto 760mm Hg. After testing of vacuum for 12hours and satisfactory result, refilling of SF-6 gas upto required level. Checking of proper operation of circuit breaker from local and remote. Cost includes all materials, T&P and other associated work excluding SF-6 gas. i) 132KV Manduadih bay at 132KV S/S Raja Ka Talab (Mfy 2014, ABB Make) ii) 132KV 40MVA-III bay at 132KV S/S Manduadih (Mfy 2006, Areva Make) iii) 132KV Sahupuri bay at 132KV S/S Manduadih (Mfy 2010, CGL Make)

Painting of MS Flat with bus green paint after proper cleaning/rubbing of rust/dust and oily surface by emery/sand paper and hardwire brush including the cost of all material, labor and T&P.

M/S Maa Enterprises (BID ID -5623094)