Annual maintenance contract for repair and maintenance of 02 nos. industrial air conditioners (25 kw, sunbeam make) fitted in pcr unit of 02 nos. 24/96 dragline (krishna and balram dragline) working at nigahi project, ncl for a period of one year.

Refurbishment of mechanical seal assembly (drive end and non drive end) of 01 nos. of sulzer make multistage centrifugal pumps installed at ss-ctf

Withdrawing of hollow shaft and rotor shaft from crusher roll and machining, threading, tapping of hollow shaft and refitting of hollow shaft and rotor shaft after replacing the damaged rotor shaft into the crusher roll of elecon make feeder breaker

Dismantling, repairing and overhauling and assembling of pulley of a and b side feeder and pulley of primary crusher in pch section at sawang washery.

Maintenance and repairing of 01 nos 1mva 11 kv/3.3kv power transformer and 11 kv , 400 amp gec ocb sl.- sar/ocb/01 and 3.3kv , 400a belgium make ocb sl. no.-sar/ocb/02 at 10 no main substation sarubera project under kuju area.

Repairing of 02 no gec make 315 kva 3.3 kv to 570 volt an-an type of cooling tran switch unit installed at different panel sub-station for 315 kv transformer sr. no. missing of bhadra 7 8 mine

Re-batting reconditioning of eccentric with gear assembly of hec make primary gyratory crusher (type pgc-1500h) installed at chp (3.5 mtpa) of block-b project.

Repairing of 02 nos. hydraulic pump 181b050000101, 02 nos. charging pump eea0010924 for lhd and 02 nos. hydraulic pump 611b050000077 udm for eimco elecon make at rws bijuri hasdeo area.

A. rewinding and repairing of submersible motor of different capacities (17.5-20 hp -6 nos) and make with repairing of submersible pump bowl assembly at kalyani (a-i) sub-division under kalyani (agri - irrign) division, kalyani, nadia during 2025-26.

Repairing/servicing of engine , avr assly, air cleaner, wiring harness etc of 02 nos. 05 kva ,make-kirloskar single cylinder dg set installed at karma project under kuju area.