MID/AN/140

Dismounting of 485 kW, 650 HP BHEL Make HT motor from its place of installation by way of disengaging all its three phase cable connections of rotor, stator, commutator assembly, trifurcated sealing box, etc. Opening & disengaging coupling set (Motor half coupling & Pump half coupling) of Unit, separating motor from motor skirt by opening all its nuts & bolts and placing motor on steel fabricated stool properly. Complete job.

Transportation charges for shifting of worn out items from LIS Ranjan to workshop and back shifting to site of installation after providing/fitting /fabrication of worn out components involving manual loading , mechanical transportation and handling charges. Complete job.

Providing and fitting/Fabrication of C.I. guide spider set with three legs (APS) complete comprising of one no. guide spider suitable for line shaft of size 70 mm dia, three no.’s rubber pads and slotted CS M12 x 20mm screw, one no. rubber bearing, one no. cover for rubber bearing and bearing screws and washers.

Providing and fitting/Fabrication of new flanges of similar size as per specification to both end of 200 mm dia x 2000mm length, ERW shaft enclosing tube by cutting, removing of worn out flanges from both ends of 200 mm dia shaft enclosing tube and fitting the new flanges to the tube which should have six nos. of M20 dia size threads, MS welding to both ends of the flanges with main tube and then turning, facing both the ends in respect of all over accurate thickness, straightening and alignment, facing of the flanges. Complete job.

Providing and fitting of all M-20 x 50 mm hexagonal headed bolts for assembling of ERW shaft enclosing tube @ 6 x 14 (flanged joints) -84 nos including packing sheets to each flange. Complete job includes cost of material, consumables, labour, hire charges of tools & Tackles.

Fabrication, providing and fitting at site C.I. stuffing Box set along with rubber bush bearing, cover for rubber bush bearing, screws and washers as per sample.

Fabrication, providing and fitting at site C.I. stuffing Box Gland bracket of gun metal material as per sample.

Assembling of each column one by one with 70 mm shaft, 200mm internal tube and 500mm external pipe in sequence while lowering in the respective pit along with assembled bowl assembly. This includes fitting, lowering of line shafts, guide spiders, muff couplings, top shaft, tension tube, deflector tube, joining of discharge surging head with delivery line 500 mm dia along with providing and fitting of relevant joining material, fire fly sheet, graphite packing, grease packing, 19 mm size nuts, bolts, washers, fitting and tightening after complete alignment, leveling etc. Complete job

Testing of pumping unit which includes installation of 485 KW, 650 HP, 6.6 KV VT motor solid shaft BHEL make HT motor on the skirt and its alignment with respective pump half coupling, reconnection of dismantled cable connections of 6.6 KV, 3 phase to rotor, stator, slipring assembly, liquid rotor starter trifurcated sealing box and space heater, cleaning of all carbon brushes, connecting of motor half coupling with pump half coupling, checking all connections with proper alignments and adjustment and testing of pumping unit for its proper operation.

TARSAIM ELECTRICAL WORKS

KHALSA ENGG. WORKS