OUT SOURCING OF SERVICES FOR OPERATION AND MAINTENANCE OF MAIN AVR SUBSTAION AT GTRE INCLUDING CERTAIN REPAIR OF STREET LIGHT AND ELECTRIAL WORKS AT GTRE COMPLEX BANGALORE

Amount

Out sourcing services for Operation and maintenance of AVR Sub station without any interruption of electric supply in GTRE and GTX Sub Stations and maintaining power factor of above 0.95 for round the clock including Sundays and holidays. The AVR Sub station consisting the following equipments :- (a) HT OCB incoming and outgoing with relays - 12 Nos (b) By pass/Bus coupler HT Isolators - 06 Nos (c) 4 MVA transformer step down - 02 Nos (d) 4 MVA transformer buck boost - 02 Nos (e) `Q' panel with relays - 02 No (f) UPS system 1 KVA with batteries – 02 Sets (g) 4 MVA regulator unit - 02 Nos (h) 1 KVA DG set - 01 No (j) HT/LT connected cables of above equipments Operating staff to be employed (i) 11 KV Switch board Attendent - 01 No for each shift (Total 3 shifts) (ii) Helper - 01 No for each shift (Total 3 shifts) Notes : (The rates quoted by the contractor shall be includes for the following) 1. The rate quoted shall be inclusive of the reliever beyond the man power as per requirement 2. The shift timings for first shift will be from 0600 hrs to 1400 hrs, second shift will be from 1400 hrs to 2200 hrs and third shift will be from 2200 hrs to 0600 hrs,

3. The contractos will be responsible for keep the Sub station and surrounding area neat & clean regularly for inspection. 4. If the operator will be absent from duty, recovery shall be effected at double the rate per shift as quoted. 5. Proper duty rosters/attendence reisters/log sheets will be maintained and signed by Engr-in-Charge/Contractor. 6. The defective parts replacement carried out through maintenance contract. 7. The rate quoted shall be inclusive of stationary/registers for maintaing substation maintenance/earth testing etc. 8. The rate quoted shall be inclusive of the cleaning material/cotton waste etc. 9. Switching ON/OFF of all street light/gate light all around GTRE to be carried out in evening and morning every day including Sunday and holidays 10. PF (Power factor) to be maintained above 0.9. In case PF recorded below 0.9 the penalty imposed by Karnataka State Electricity Board (BESCOM) shall be recovered from the contractor. 11. Basic phone shall make be availble to the person deployed by the contractor with necessary permission from user and department.

M & L for opening of all electrical connection from 11 KV automatic voltage regulator and drain out complete oil from the tanks for servicing purpose including opening of top cover and lift the core with help of crane carefully for servicing purpose including servicing of three nos synchronising motor for its better functioning including testing of carbon roller assembly/ cleaning of control contact assembly and replacement of the same if required and replacement of minor worn out parts and replacing of top gas kit complete and reassembling the same including making all connection and testing complete for entire satisfaction of Engr-in-charge. Notes:- 1. Quoted rate by the contractor shall be deem to include for repairing of AVR at site only. 2. Major parts replaced shall be paid seperatly under relevent items of schedule. 3. Test certificate shall be provide by the contractor after serving job done.

Supply and fix in replacement of step synchronise motor with gear box assembly and shaft sprocket 1 ph 230 v 50 Hz 10/15 RPM suitable for 11 KV AVR all as specified and directed.

Supply and fix in replacement of electronic Auto contro PCB suitable for 11 KV Automatic voltage regulator including removing the unsv one and making all connectionas per existing all as specified and directed.

Supply and fix in replacement of flip flop relay suitable for 11 KV automatic voltage regulator all as specified and directed.

Supply and fix in replacement of carbon roller assembly of 11 KV automatic voltage regulator including making all connection and testing complete all as specified and directed.

Supply and fix in replacement tag and tail with sleeving of 11 KV auotamatic voltage regulator including making all connection and testing complete all as specified and directred.

Supply and fix in replacement of pneumatic type on delay timer working on 230V 50 HZ of 11 KV automatic voltage regulator including making all connection and testing complete all as specified and directed.

M & L for opening and dismantling of all electrical connection from buck /boost transformer of 11/11 KV cap 4 MVA for servicing purpose for checking of complete bushing assy including removing leakage of oil / replacement of top gasket and assembling the same after servicing and complete testing of buck /boost transformer by the authorized company representative and test certificate shall be furnished. All as directed by the Engineer-in-Charge (a) Insulation resistance test (b) Oil temperature alarm trip (c) Winding temperature alarm trip (d) Bucholtz relay alarm trip (e) Low oil level alarm trip (MOG) (f) Vector group (g) Di-electric test of transformer oil (h) Short circuit test (j) Magnetic core balance test (MBT)

M & L for opening of all connection of electric power cable of any size from the electrical panel , cleaning and replacing of aluminium lugs of existing cable of size upto 400 Sqmm upto 40 Nos in each panel and checking of all electrical wiring of panel and servicing of bus bar strip changing etc and tightening of nuts and bolts and making all connection duly and fixing of panel on new angle iron of 40 x 40 x6mm as suppled by the contractor upto 2.5 fit height including testing for entire satisfaction of Engr-in-charge.

Supply and fix in replacement of battery, 12V, 180 AH, including testing for its proper functioning as specified and directed by EIC. Make:- Exide/Amron.

M&L for reconditioning of battery, 12V, 180 AH, 25 plates with replacement of plate and elctrode including testing for its proper functioning.

M & L for opening of DC power pack from the exisitng VCB/OCB including Supply and fixing of DC power pack for OCB/VCB input voltage 220V output voltage 110/30 volts for energizing ,tripping and closing purpose including testing and commissining for entire satisfaction to Engr-in-Charge.

Supply and fix HT spout bushing for VCB HT 11 KV , /bus bar side including taking out old unservicabel bushing as per existing suitable for existing OCB/VCB including testing all as specified and directed.

Supply and fix in replacement of tripping/closing coil with complete assy for 11 KV VCB/OCB DC 110/30 V 100 W including taking down unserviceable complete all as specified and directed

Supply and fixing in repair LT Air circuit breaker Manual Draw-out Type circuit breaker thermal magnetic DN1 four pole 1250 Amps capacity of 50 KA breaking capacity in existing panel board including modification if required to accommodate the ACB with necessary connectiong with existing bus bar with suitable lugs, nuts, bolts, washers etc including testing commissioning complete and taking out existing unserviceable ACB of any capacity complete all as specified and as directed Make : L&T / Seimens / Schneider

Fixing only street light fittings/high mast light /flood light on existing street light pole of any cap and any wattage including taking down old unserviceable and making all connection all as specified and directed. Note 1.: (Street light fittings shall be issued from department free for fixing only) 2. Connecting wire upto 2 Mtr length shall be provided by the contractor against the quoted rate. 3. Vehicle mounting ladder for repairing of LED street light shall be provided by the contractor in the quoted rate.

M & L for checking of all electrical connection of existing street light fittings /high mast light including replacement of worn out electrical wire upto 2 mtr length and make it serviceable all as specified and directed.

Supply and fix in replacement of electronic driver of LED street light fittings up to 90 Watt cap as per existing and make it serviceable all as specified and directed.

Supply and fix in replacement of electronic driver of LED street light fittings up to 120 Watt cap as per existing and make it serviceable all as specified and directed.

Supply and fix in replacement of electronic driver of LED flood light fittings up to 240 Watt cap as per existing and make it serviceable all as specified and directed.

M & L for opening of electrical connection from existing ACB upto 2500 Amp and to draw out from the existing panel for servicing purpose of all mechanical part/cleaning/lubricating of all parts including fixing the same in the panel and testing for entire satisfaction of Engr-in- Charge.

Supply and fixing of tripping coil of Air circuit breaker upto 2500 Amp as per exisitng make and model 220/440 volts all as specified and directed.

Supply and fixing of moving contact circuit breaker upto 2500 Amp as per exisitng make and model all as specified and directed.

Supply and fixing of fixed contact circuit breaker upto 2500 Amp as per exisitng make and model all as specified and directed.

M & L for servicing of 415 Volt electrical panel indoor /outdoor type for for cleaning of dust particle inside the panel like MCCB , relay/contactor with help of blower etc and tightening of all electrical connection and complete testing and replacement of burnt lugs etc all as specified and directed.

Supply and fixing in replacement , bracket made out of 40 mm dia galvanized steel tubing medium grade 1.5 m long including bending if required as direct ,02 nos clamps made out of MS flat iron 40X6mm of suitable size fixed with bolts, nuts and washer including drilling holes and grouting with the same for fixing bolts complete.(Rates quoted by the contractor shall deemed to include for nut and bolts).

Preparation of steel surface of electric pole upto 11 Mtr long extension portion, apply one coat of aluminum paint over full length and marking of pole number and five strips as per approved colour by the departmetn using synthetic enamel paint all as per existing and directed by Eng-in-Charge. Make of Paint: Asian/Narolac/Burger

Treeming of trees branches surrounding the street light pole for better illuminatioin of light at groun all as specified and directedDuring the treeming first take proper shutdown by informing the Engr-in-charge.

Supply and fixing Timer switch analog type with backup 24 hrs in existing panel all as specified and directed by EIC. Make Legrand or equivalent in Havells/L&T

Supply and fixingTriple pole and neutral four pole contactor suitable for timer of cap 63 Amp in existing panel all as specified and directed. Make- Legrand/L&T/havells

M & L for opening of electrical connection from the pole mounting DB and cleaning the same and tightening of all loose connection of wire and MCB inside the pole mounting DB and replacement the lugs if required all as specified and directed

S&Fin replacement pole mounting boxes (DB) factory made of size 350 x 350mm including 4 Nos bus bar with PVC sheet with necessary clamp and nut bolts with 06 Amp SP MCB . Make -Sintex /National and other makes complete all as specified and directed

Lucky Enterprises

KARTHIK INCORPORATE

B5BUILDING SOLUTIONS