Operation and maintenance of electrical installations at GSO Complex, BARC, Tarapur.

Amount

Operation and Maintenance of electrical installations : Preventive and Breakdown Maintenance of of electrical installation of various buildings/structures of GSO, Tarapur such as Sub-station, Adm. Bldg., Accouns section (Works & Salary), Establishment, EMS & AMS Section, HP Lab, L&CM, Inflammable Store, Weigh Bridge, Nursery etc. a)Attending Electrical complaints related to power supply, light, fan power points etc. of above bldgs. b)Preventive & Breakdown Maintenance of HT & LT panels, electrical equipments of the GSO sub-station such as Transformer, VCB, ACB, battery charger panel, Batteries, Distribution Boards etc Work involves cleaning for dust removal. Checking & tightening of all the connection including Neutral/Earting etc. Replacing lugs, glands, SFU/MCB switches, fuse carrier, fuse base etc. Applying contact grease for fuse gears, joints and terminals etc. c) Operation of HT and LT switchgears for power supply system at GSO complex at plant site, BARC. Attending power supply failure complaints and breakdown complaints of M.V. Panels, Motors and starters of water Pump and Bore-well and power failure of 3.3 KV/415 volts, 1000 KVA substation etc. d) Attending faults of street lights fixed on J-type pole/garden / 12 M high Mast poles by replacing defective components such as lamps , Ignitor, holders, chokes, capacitors etc. Maint. of Terminal box of these poles by cleaning the box, tightening the connections. Fixing the gland , cleaning and painting the fixing clamp, tightening earthing wire.If required replacing the terminal box etc. e) Operation and maintenance of fire alarm system and other electrical related work as directed by engineer-in-chrage. Operation required on daily basis = 3 nos. Total working days in 9 months = 192days Total operations required for 9 months = 3 x 192 = 576 ope. One skilled labor required for one Operation.

Rewinding of Ceilling /Wall mounting /Pedsestal/Exhaust fans of 1 phase/3 phase, 50 Hz, 1400 RPM, 1 HP to 5 HP Motor:

Rewinding of Ceiling fan of 48” Sweep 60 to 100 watt including removing old defective winding, cleaning the stator, providing paper insulation, rewinding with super enameled copper wire of required gauge, binding the winding, lead wire connection, provide fiber glass sleeves, varnishing the winding with Dr. Beck golden varnish and drying the motor stator, cleaning the same stator and testing the winding.

Rewinding of Single phase wall mounting fan, pedestal fan and exhaust fan of 100 watts to 500 watts, 230 volts, A.C., 50 Hz., including removing of old defective winding, cleaning the stator, providing the paper insulation, rewinding with super enameled copper wire connection, provide fiber glass sleeves, varnishing the winding with Dr. Beck golden varnish and drying the motor stator, cleaning the same stator and testing the winding.

Rewinding and overhauling of Single(1) /Three (3) phase, 50 Hz, 1400 RPM, 1 HP to 5 HP Motor including replacing bearing, gaskets, cable termination etc.

Excavation :-

Excavation in all types of soils with JCB for exposing the cable/jointing/diverting the route etc.for emergency work of cable jointing work or as directed by EIC for excavation.

Maintenance of Borewell Pumps :- There are total 5 No. of Bore wells at BARC Plant site having depth from 70 feet to 150 feet and these bore wells are installed with Submersible bore well pump sets suitable for 6” dia. bores and G.I. Pipes of 2½ dia, Class, ‘C’ , with coupling and bend. In case of replacement of defective pump set, the existing defective pump set has to be removed by dismantling of pipelines and reinstallation of pipelines with replacement of defective pump set after repair.

Dismantling of defective pump set from the distribution line, removing all the connected pipes with Tripod and Chain pully block and clamps upto the depth of pipe line of 150 feet. After re-winding & overhauling , fixing of motor to end pipes and installation of Repaired/ New pump set with the same disconnected pipes with applying Hold tight.

Rewinding : Rewinding of 6.5 H.P. To 7.5 H.P., 3 Phase, 415 Volts, A.C., 50 Hz., 2880 R.P.M. upto 8 stage Submersible Pump motor including supply of all the materials labour charges, transportation etc.

Overhauling of Submersible bore well pump set (motor and pump), 6” dia, of 6.5 H.P. to 7.5 H.P. capacity, 3 phase, 415 Volts, A.C., 50 Hz, 2880 R.P.M. including replacing of bush bearing, thrust bearing, checking impellers, NRV etc. including cleaning for free motion, replacing the coupling studs and nuts and painting the set with Anti-corrosive synthetic enamel paint and testing the same for noise free operation & performance and re-assembling the same.

Maintenance of Water supply pumps :-

Overhauling of 10HP openwell pump motor set of water supply pumps. Removing the defective pump set from the water tank , removing all the connected pipes with nylon rope block and clamps outside the tank, replacing of bearing, checking impellers, cleaning for free motion, replacing the coupling studs and nuts and painting the set with Anti-corrosive synthetic enamel paint and testing the same for noise free operation & performance and re-assembling the same and its testing for satisfactory performance.etc.

Rewinding of 10HP openwell pump motor set including removing of old defective winding, cleaning the stator, providing paper insulation, rewinding with super enameled copper wire of required gauge, binding the winding, lead wire connection, provide fiber glass sleeves, varnishing the winding with Dr. Beck golden varnish and drying the motor stator, cleaning the same stator and testing the winding.

Cable Jointing Supplying and making straight through joint with heat shrinkable kit including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

upto 3½ X 95 sq. mm

3½ X 120 sq. mm to 3½ X 185 sq. mm

SKY MAX (BID ID -3262867)

ABHIDNYA CORPORATION (BID ID -3263238)