35/MID/AN

Replacement/dismantling of worn out LT conductor AL. cables of 240mm2 capacity from regulator to transformer. by way of removal of all fasteners, securing joints and clamps from the installed position using ladders, wire ropes and manual labour. Carriage of extracted cables to safe area. Providing and replacement of PVC Al. LT conductor 1Cx 240 mm2 conforming to relevant IS standards 1.1 kv of reputed make from 2.5 MVA, AVR regulator to transformer 10nos. leads (approx.90 mtrs). Providing and fixing of new 240 mm2 Al thimbles on both sides of the LT conductor cable leads using crimping tools, securing the joints tightly with galvanized nuts and bolts, cleaning of all the electrical joints of 2.5 MVA, AVR regulator and transformer with recommended chemical cleaner and then proper taping of all joints. Commissioning and testing of the LT conductor cables on part and full load at site. Complete job with cost of material, labour charges, head load carriage of material to sight charges on account of fitting & hiring charges for special tools and tackles as required during the execution of the job.

Replacement of worn-out copper conductor of 2.25m long, 185 mm square single core multistrand flexible copper cable from segregator to slip ring assembly having required voltage and current carrying capacity as per original cables. One side of the cables shall have threaded brass adopter to be locked with the motor slip ring and L type copper thimble at the other end to be engaged with motor segregator. Both the fittings shall be properly fixed and soldered by way of brazing to the cable leads to avoid electric leakage through them .Fitting the cable leads to slip ring assembly from one end and to three phase segregator on other end. The job includes dismantling and removing of old worn out conductor copper leads installed on the motors at LIS Ranjan. Complete job in all respects.

Replacement of worn out Slip ring of 650 HP HT motor by way of Providing and fitting of bare slip ring assembly for 485 KW solid shaft motor made of impregnated / moulded Bakelite material of grade and size as per sample available at site LIS Ranjan.The slipring shall have three electrolytic grade copper rings fused onto the outer surface as per sample.Complete job in all respects .

BEE AAR ENTERPRISES

NATIONAL ELECTRO-MECH COMPANY