Sp.35 NCTPS II ES circle EM I SDnIV Charges for overhauling of HT LT Turbine auxiliary motors during the annual overhauling

Amount

Labour Charges for removing and refixing the NDE side cover of 09 Nos. 3.3KV HT turbine motors such as i) DMCW motors:3 Nos. ii) CEP motors:3 Nos. iii) ACW motors:3 Nos. for the cleaning of cooling tubes, cooling fans and covers, including consumables and T&P charges.

Labour Charges for cleaning of 06 Nos. 3.3KV HT & 08 Nos. LT turbine motors such as 3 Nos. ACW motors , 1 No. TG DMCW motors and 2 Nos. SG DMCW motors, 4 Nos. Vacuum pump motors and 4 Nos. LOP motors for TDBFP-1A & 1B with emery sheets and two coats of painting with enamel smoke grey paint, including consumables, T&P's, paint and thinner charges.

Charges for lifting, transportation & unloading of spare 250KW/3.3KV DMCW HT motor from NCTPS-II stores to Turbine '0' meter TG DMCW-1A location and released motor from location to Unit-II repairbay, including consumables and T&P charges.

Charges for removing 250KW/3.3KV TG DMCW HT motor-1A coupler from old motor and refixing in spare motor, including consumables and T&P charges.

Charges for complete dismantling of released 3.3KV/250KW DMCW (TG) Induction motor 1A releasing the DE/NDE side cover, removing the cooling fan, removing the shaft, cleaning of motor parts, replacement of DE & NDE side bearings, Varnishing, painting and complete assembling of motor including consumables, T&P's, paint and thinner charges. The DE & NDE bearings (bearing size : NU219M, 6222C3, NU222M) supplied by TANGEDCO.

Charges for complete dismantling of released 3.3KV/250KW DMCW (TG) Induction motor 1C, releasing the DE/NDE side cover, removing the cooling fan, removing the shaft, cleaning of motor parts, replacement of DE & NDE side bearings, Varnishing, painting and complete assembling of motor including consumables, T&P's, paint and thinner charges. The DE & NDE bearings (bearing size : NU219M, 6222C3, NU222M) to be supplied by contractor.

Charges for repairing & providing sleeves at DE/NDE bearing housing of released DMCW (250KW, 3.3KV) Motor, including consumables and T&P charges. (bearing size : NU219M, 6222C3, NU222M)

Charges for metal filling, machining, welding and repairing of rotor under cut on bearing seating surfaces on DE & NDE sides of DMCW motors (3.3KV,250KW) including consumables and T&P charges.

Charges for DMCW motor (3.3KV,250KW) dynamic balancing of rotor including consumables and T&P charges.

Labour charges for dismantling of acoustic enclosure of IAC-2 motor, including consumables and T&P charges.

Labour charges for removal of foundation bolts & lifting of 365KW/3.3KV defective compressor motor from IAC-2 motor location, including consumables and T&P charges.

Labour charges for removal of 365KW/3.3KV IAC-2 motor coupler from motor for overhauling work and refixing in motor, including consumables and T&P charges.

Labour Charges of Marathon make 3.3 KV/365 KW IAC-2 Motor for removing the Motor fan cover, fan and end covers, threading out the rotor, Cleaning the stator winding and rotor, including consumables and T&P charges.

Labour Charges of Marathon make 3.3 KV/365 KW IAC-2 Motor for checking and tightening of all loose wedges in the stator by inserting additional insulating material and checking the tightness of the rotor bars and spraying one coat of Dr.Beck insulating varnish on the stator and rotor, including consumables and T&P charges.

Labour charges of 365 KW/3.3 KV IAC-2 Motor for removing the Motor bearings from the shaft and replacing the old bearings with new one on both DE & NDE side including consumables, T&P's and bearing charges. (Bearings to be supplied by contractor ) (bearing size : NU224 C3, 6220 C3).

Charges for repairing & providing sleeves at DE/NDE bearing housings of 365KW/3.3KV IAC-2 Motor, including consumables and T&P charges. (bearing size : NU224 C3, 6220 C3) (1set consists of both DE & NDE bearing housing sleeve).

Charges for metal filling, machining, welding and repairing of rotor under cut on bearing seating surfaces on DE & NDE sides of 365KW/3.3KV IAC-2 Motor, including consumables and T&P charges.

Charges for dynamic balancing of rotor in 365KW/3.3KV IAC-1 Motor, including consumables and T&P charges.

Charges of 365KW/3.3KV IAC-2 Motor for threading the rotor, fixing the Fan & end covers and fan cover. Checking the IR value, DC resistance and Tan delta, including consumables and T&P charges.

Charges for supplying & painting 2 coat of smoke grey enamel paint on 3.3KV/365KW IAC-2 Motor, including consumables, paint, thinner and T&P charges.

Labour charges for Lifting & unloadinding of overhauled motor in IAC-2 motor location, placing at bed, tightening of foundation bolts and bed bolts etc., including consumables and T&P charges.

Labour charges for reassembling of acoustic enclosure of IAC-2 motor, including consumables and T&P charges.

Labour charges for alignment of motor and commissioning work including consumables and T&P charges.

Charges for Complete dismantling of 02 Nos. 7.5KW/415V GSC motors, releasing the fan cover & fan, cleaning of motor parts, replacing new bearing on both sides DE/NDE and complete assembling of motors including new terminal block including consumables and T&P charges. (DE/NDE bearings supplied by the Contractor).

Charges for repairing & providing sleeves at DE/NDE bearings housing of 02 Nos. 7.5KW/415V GSC motors including consumables and T&P charges. (1set consists of both DE & NDE bearing housing sleeve of 01 motor).

Charges for 0.37 KW OVEF motors for TDBFP -1 & 2 for replacement of new bearings, DE & NDE side enshield, Rotor under cut, metalizing & machining including consumables & T&P items. (Bearings to be supplied by contractor )

Charges for repairing and replacing the damaged cooling fan mesh in 04 Nos. 90 KW LOP motors of TDBFP- 1A & 1B including consumables & T&P items.

Transportation of (365KW, 250KW, 125KW, 7.5KW, 1.1KW and 0.75 KW) motors from NCTPS-II site to contractor work shop for overhauling of motors.

KRAM ELECTRICAL WORKS (BID ID -1075570)

A.R.C.ENGINEERING (BID ID -1075582)