WBPHED/EE/AMD/ NIeT- 54 of 2024-2025/3

Amount

Withdrawing of vertical 75H.P. IM from the Vertical Turbine pumping machinery after disconnection of electrical connections from motor terminal box along with bowl assembly after taking out pump top shaft, surface discharge head, 9 nos. column pipes alongwith their bearing retainers part by part with help of crane and skilled & unskilled personnels as per direction.

Carrying the bowl assembly and retainers from Kalajharia collector well to Howrah/Kolkata workshop by hired vechical including loading and unloading charges as per direction.

Dismantling the bowl assembly and taking out the bowl bush & discharge case bush by turning the same by using necessary tool & tackels as per direction.

Supply and delivery the following parts as per sample :-

40mm OD x SS-304 shaft sleeve.

75mm OD x 40mm ID X 70mm long Curtless rubberzed GM bush.

67 mm OD X 56 mm ID X 87 mm long GM bowl case bush.

67 mm OD X 56 mm ID X 190 mm long GM discharge case bush.

40 mm OD X 1500 mm long both side threaded line shaft made from SS-410 Bar.

40mm OD X 2533 mm long head/Top shaft made from SS-410 Bar.

SS-304 line shaft coupler.

Rubber bowl bush.

67 mm OD X 56 mm ID X 190 mm long GM Suction case bush.

Stuffing box bush (GM) as per dia of stuffing box.

Lantern ring (GM).

Ball bearing 7214 BEP, ( Make- SKF)

Champion make 19 mm dia Graphite Gland packing.

Gear Oil for Lubrication.

Rubber Sheet.

55mm OD x 1000mm long SS 410 Pump shaft.

High tension bolt & nut size M-20 X 50 mm - 12 Nos., M-16 X 50 mm - 12 Nos., M-16 X 40 mm - 12 Nos, M-12 X 40mm-12 Nos for Bowl assembly and 20 mm x 80 mm MS nut-bolt-washer -40 Kg.

Re-fitting new bushed in discharge case and bowl and 9 nos. retainers by hydraulic press and re-assemble the bowl assembly with new nuts and bolts.

Back carrying the bowl assembly and retainers from Kolkata/Howrah workshop to Kalajharia pump house by hired vechical as per direction.

Lowering the bowl assembly along with column pipe, line shaft (6 Nos New) top shaft(1 No new) and re-fitting discahrge head, adjustment of bowl hanging with the help of crane including proper coupling with motor and making connection of motor terminal with cable leads duly tapped by new adhesive tape by engaging skilled and unskilled personnels as per direction of E.I.C.

Add GST @ 18%

Add CESS @ 1%

M S ENTERPRISE (BID ID -6297687)

MS S G Enterprise (BID ID -6294765)

WEST BENGAL ENGINEERING CO. (BID ID -6310590)