REPAIR/ MAINTENANCE TO DG SETS, STREET LIGHTS, SOLAR LIGHTS AND EARTHING PITS OF CERTAIN UNITS AT SHANGHUMUGHAM, MUKKUNNIMALA AND MUTTATHARA UNDER GE AF TRIVANDRUM

Amount

Periodical Maintenance/ Servicing / Repairs of diesel Gen set installed under GE (AF) TVM for smooth operation of generator sets and ensuring the serviceability by renewing the defective spares, settings/ calibration etc for the following (Item no's 1.07 to 1.13) capacity Model/ Make by carrying out inspection /work by an authorised dealer of OEM complete all as specified and directed.

Engine Servicing/Gen overhauling (a) Checking the lubricant oil, topping up & changing filters if required (b) Checking the lubricant level and replacing if required (c) Checking of alternater, battery charging, fanbelt and adjusting/renewing if required (d) Checking/adjusting of sensers / controls of the Engine (e) Cleaning the cylinder head, lever, lube oil, gudgen pins etc (f) Draining fuel filter bowels to remove water/sediments and refixing with new gaskets after cleaning/ renewing the filters (g) Checking and tightening all external fasteners and arresting all leakages by renewing defective nuts bolts washers etc whereever required (h) Checking and arresting leakages by tightening all lube and fuel/ hose connections by renewing defective washers

Engine Servicing/Gen overhauling (contd...) (i) Checking of air filters subject to 250 hrs running or six months whichever is earliest for renewal (j) Cleaning of air filter assembly (k) Renewal of all external rubber parts including radiator hose pipes, sir clips/clamps with nuts bolts etc (l) Arresting all water /lubricant/fuel leakages (m) Checking of all engine parameters and ensuring trouble free performance (n) Removing US spares and fixing of new spares including testing etc

Alternator Servicing (a) Checking lubricant in the bearings (b) Checking electrical excitation system and repairing if required (c) Checking alternator insulation values and tightening the electrical connections etc (d) Checking circuits of various connections (e) Cleaning the slip rings/brushes etc (f ) Removing US spares and fixing of new spares including testing etc

AMF Panel Servicing (a) AMF Panel will be maintained for good operation with the existing components. Any components found defective will be renewed and paid under relevant item of schedule. (b) Removing US spares and fixing of new spares including testing etc

Notes 1. (i) Spares, lubricant, coolant etc required for engine, main alternator & AMF panel will be measured and paid seperately. (ii) Charges for Major repairs / top overhauling of engine, rewinding of alternator, alternator major overhauling due to normal wear & tear will be out of scope of the work. However the damages caused due to negligence of the contractor shall be made good without any extra cost by the contractor. Cost of minor spares required for proper operation of DG set and Control panel shall be deemed to be included in the rate quoted. (iii) U/s spares shall be measured under Schedule of Credit Notes 2 : DHPP (N) required at the time of maintenance/testing will be issued by MES. Notes 3 : Labour charges for dismantling/ taking down and replacement/ fixing new parts as and when required shall deemed to be included in the item rate.

160 KVA capacity DG Set Ashok Leyland/Kirloskar (Location :-Mukkunnimala/ 340 TRU Muttathara -02 Nos)

125 KVA capacity DG set Kirloskar location- Trolly mounted - 17 FBSU - 01 No

100 KVA capacity DG Set Kirloskar Location :- 17 FBSU computer cell - 01 No

62.5 KVA capacity DG set Kirloskar Location:-Tarmac Area (Shankmukan):- 01 No

30 KVA capacity DG set kirloskar Location:-257 SU - P/H/17 FBSU : - 02 Nos

25 KVA capacity DG set kirloskar Location:-17 FBSU MAP PH/OTM Accn PH : - 02 Nos

20KVA Capacity DG Set Kirloskar Location - 340TRU Kudankulam- 01 No

S & F in repairs of lubrication oil filter element with 'O' ring required at site for 160 KVA capacitiy DG Sets all as directed by Engineer-in-Charge. Make MICO / Kirloskar / Ruston

All as per item No. 2 here in before but 125 KVA DG set.

All as per item No. 2 here in before but 100 KVA DG set.

All as per item No. 2 here in before but 62.5 KVA DG set

All as per item No. 2 here in before but 30 KVA DG set

All as per item No. 2 here in before but 25 KVA DG set

All as per item No. 2 here in before but 20 KVA DG set

S & F in repairs of fuel filter element with 'O' ring as required at site for 160 KVA capacities of DG Sets all as directed by Engineer-in-Charge. of Make MICO / Kirloskar / Ruston

All as per item No. 3 here in before but 125 KVA DG set.

All as per item No. 3 here in before but 100 KVA DG set.

All as per item No. 3 here in before but 62.5 KVA DG set

All as per item No. 3 here in before but 30 KVA DG set

All as per item No. 3 here in before but 25 KVA DG set

All as per item No. 2 here in before but 20 KVA DG set

S & F in repairs Air filter element inner and outer as required at site with 'O' ring as required at site for 160 KVA capacities of DG Sets all as directed by Engr-in-Charg. of Make MICO / Kirloskar / Ruston

All as per item No. 4 here in before but 125 KVA DG set.

All as per item No. 4 here in before but 100 KVA DG set.

All as per item No. 4 here in before but 62.5 KVA DG set

All as per item No. 4 here in before but 30 KVA DG set

All as per item No. 4 here in before but 25 KVA DG set

All as per item No. 4 here in before but 20 KVA DG set

Supply only following spares suitable for DG sets / AMF panels above complete all as specified and directed.

Governor control cable inner and outer for the 15 to 160 KVA capacity DG set

Solenoid shut off valve assembly complete suitable to operate with 12/24 volts DC

Lube oil pressure sensor for Engine

Speedo meter cable including outer and inner cable

Push button switch complete with base up to 24V DC

Ignition switch heavy duty with keys suitable for DG set

M&L for Removing the silencer and renewing the gasket/manifold to arrest all exhaust leakage for Genset of capacity 30/ 62.5/ 100 KVA/ 125 KVA

S & F in repairs gun metal gate/ globe valve with handle, heavy duty, of 15/20mm bore in the fuel line complete all as specified and directed.

S&F in repairs Engine Gasket kits for 15/ 20/ 30 KVA capacity DG set

S&F in repairs 'V' Belts/ pump 'V' belts/ dynamo 'V' belts for 15/ 20/ 30 KVA capacity DG set

S&F in repairs 'V' Belts/ pump 'V' belts/ dynamo 'V' belts for 60/ 62.5 capacity DG set

S&F in repairs 'V' Belts/ pump 'V' belts/ dynamo 'V' belts for 100/125/160 KVA capacity DG set

S&F in repairs Flexible over flow pipe steel armored flexible with suitable end sockets of size 15 mm dia of suitable length and size

M&L for lub oil SAE 15 W - 40 - for Top up and filling up the oil in the sump after completely flushing the old oil out of the tank and cleaning of the tank for fresh filling all as directed by Engineer-in-charge. (Make : Castrol/Power Supreme)

M&L for distilled water to be filled in batteries complete all as directed by Engr-in-Charge

M&L for Coolent suitable for Diesel generating sets of complete all as directed by Engr-in-Charge

Repair and servicing of radiator by removing from DG set of capacity 25 KVA to 63 KVA, descaling the radiator thoroughly completely with CTC solution/ any other chemical solvent agent as approved by the Engineer-in-charge, stopping of leakage at place to copper cores and tubes by brazing scrapping the existing oil paint, dusting and painting the radiator with enameled paint etc., reinstalling and commissioning all as directed by Engineer-in-Charge.

S & F in repairs of unserviceable AVR (Automatic Voltage Regulator) suitable for Kirloskar curve of capacity 125 -160 KVA having input voltage 2 phase + neutral sensing voltage 415 output voltage 95V DC, output current 4A DC voltage regulation +/- 1 % average volts, over excitation current tripping, fuse protection 4A, fast acting and frequency 50 Hz complete all as directed by Engr-in-Charge. Make : Kirloskar / Cummins/Crompton Greaves.

S & F in repairs Automatic transfer switch four pole, 100 Amp complete confirming to IEC-60947-1 and IEC 60947-6-1 all as specified and directed by Engr-in-Charge. Make : Havells / C & S / L & T or equivalent

S& F in repairs of following items complete all as specified and directed.

Control contactor including 2 No-2NC. Make:- TC or equivalent

Contactor MCX22. Make:- L&T or equivalent

Contactor MCX31. Make:- L&T or equivalent

Contactor MCX33, 415 volt. Make:- L&T or equivalent

Contactor MCX32 415 volt. Make:- L&T or equivalent

Contactor 60 A. Make:- Schneider model:- LADN22or equivalent

Contactor MCX04 four pole. Make:- L&T or equivalent

Contactor MCX03 four pole. Make:- L&T or equivalent

Contactor 4 pole 250 A. Make:- Schneider cat part No. LCID115004 or equivalent

Contactor 4 pole 180 A make.Schneider cat part No. LCID1150046 or equivalent

Single phase preventor. Make:-Minilac or equivalent

Adam block 2No-2NC. Make:- TC or equivalent

AMF relay and microprocessor 12V/24.

12V/24V 11 pin PLA realy with base.

Indicator lamp/ push button/ element all as per sample.

AMF controller of DG set of any capacity. Make:- C&S Siemens/L&T

VMR (Voltage Monitoring Relay) of DG set of any cap. Make:- MINILAC/ PROTON/ L&T

Lift pump for oil lifting DG set of any cap. Make:- MICO/ BOSS/ MOTOR PAAL

Water separator filter for DG set of any cap. Make:- MICO/BOSS/Kirloskar

Exhaust fan suitable for DG set of 15 to 50 KVA cap. Make:- Globe/ Crompton/ Usha

Exhaust fan suitable for DG set of 62.5 to 160 KVA cap. Make:- Globe/ Crompton/ Usha

Taking down old UNSV self starter motor of capacity 25 KVA to 100 KVA and servicing including replacement of UNSV spare parts Brush, holder, solenoid switch, armature bush, filed coil complete all as specified and directed.

All as per item No. 20 here in before but 125 to 160 KV KVA DG set

Repair and Servicing of fuel injection pump (FIP) of capacity 25 KVA to 100 KVA by taking out it to authorised workshop and replacing unserviceable element, delivery valve, balance wait, lever, bearing; after repairing fixing to the engine, testing for satisfactory function all as directed by Engineer-in-Charge

All as per item No. 22 here in before but 125 to 160 KVA DG set

Repair and Servicing of dynamo / alternator including removing from position and remove the burnt out armature, clean the internal surfaces, servicing, supply and fix new armature with brushes and brush holder, necessary lathe work with bushes etc all as directed.

S&F in repair Radiator hose of any capacity.

S&F in repair Fuel hose set nylon type of any capacity.

S&F in repair Radiator fan belt of any capacity.

S&F in repair Valve door packing of any capacity.

S&F in repair Turbo cooler rubber hose of any capacity.

S&F in repair Radiator mounting set of any size.

S&F in repair Temperature gauge of any capacity. Make:- Kirloskar/Greaves or equivalent

S&F in repair Water pump of any capacity.

S&F in repair Oil seal assembly of any capacity as per sample.

S&F in repair RPM meter as per sample.

S&F in repair Oil drain hose set complete.

S&F in repair Control unit for DG set any capacity.

Repair and servicing of 15 to 50 KVA alternator by transporting to an authorised work shop strip open, servicing, varnishing with superior quality insulating varnish, insulate properly, resetting and transporting back and refixing in position, testing and commissioning all as specified and as directed

Repair and servicing of 62.5 to 160 KVA alternator by transporting to an authorised work shop strip open, servicing, varnishing with superior quality insulating varnish, insulate properly, resetting and transporting back and refixing in position, testing and commissioning all as specified and as directed

Repairs to acoustic enclosure provided for DG sets by necessary welding work/patchup works, providing new hinges etc including making good the repaired portion with the existing with painting all as specified and as directed

S & F in repairs of Door panels duly hinged and insulated suitable for out door type DG sets acoustic enclosure as per sample with hinges and door locks all as specified and as directed.

S & F in repairs of Door locks with catcher (right/left) suitable for out door type DG sets acoustic enclosure as per sample with hinges and door locks all as specified and as directed.

S & F in repairs of of Grills with frame suitable for acoustic enclosure as per sample all as specified and as directed.

S & F in repairs of Side panels thermally insulated suitable for DG acoustic enclosure all as specified and as directed.

Disconnecting the existing battery of capacity 12V / 110 to 150 AH from the DG set, taking it to battery workshop, draining out the complete unserviceable electrolyte acid from the battery, filling up with new Electrolyte acid to the required level, charging the battery, testing the battery for correct specific gravity, bringing back to the location, connecting to DG set, start the engine for satisfactory function all as directed by Engineer-in-charge.

Repairs and servicing to 12V battery charging alternator assembly by removing, dismantling, replacing the unserviceable burnt rotor and stator assembly, assembly reaffixing to the engine and testing for satisfactory charging of battery all as directed by Engineer-in-Charge.

Repairs and servicing to 12/24V self starter by removing, dismantling and taking it to authorised workshop and replacing unserviceable coil tapping re-fixing to the engine testing for satisfactory function all as directed by Engineer-in-Charge

S & F in repair complete Dry cell tubular type 12 V / 110- 150 AH and initial charging complete including inbuilt charger including required electrolite /distilled water etc and fixing as required at site to the concerned DG Set all as directed by engineer-in-charge. Make : EXIDE. model EL Plus or equivalent

M & L for preparing external surfaces of engine, alternator, connected panel, base frame, radiator, battery stand and applying one coat of superior quality synthetic enamel paint of approved colour by spray painting, cleaning meter panel and writting MES No to the DG sets of following capacities complete all as specified and directed.

160 KVA capacity Kirloskar/CUMMINS installed for 257 SU with AMF panel and acustic enclosure

125 to 100 KVA capacity kirloskar make DG set at computer cell at 17 FBSU/MES Complaint cell with AMF panel and acustic enclosure

62.5 KVA capacity kirloskar DG set for 17 FBSU, Tarmac with acoustic enclosure

20 to 30 KVA capacity kirloskar DG set for 17 FBSU, 257SU, with acoustic enclosure

Note for item no 48:- (a) Any emergency complaints of DG set which cause interruption for providing stand by supply to User shall be attended by the Contractor within 8 hours after receiving the complaint by telephonically/through writing from concerned JE E/M in charge/AGE E/M. In case of any delay in attending the complaint more than 8 hrs after handing over of emergency / urgent work, the contractor shall be liable to pay the penalty as described in penalty clause given here as under. If the nature of job is such that the work cannot be completed within period of 8 hrs then the facts shall be brought to the notice of the GE/Engr-in-Charge and the period for the working to the complaint shall be decided by the GE/EIC,

Note (Cond/-): The penalty shall be applicable to the contractor if the delay is noticed by the Engr-in-Charge more than eight hrs after handing over works of urgent nature to the contractor. If the delay is more than twelve hrs period and the GE is not satisfied with the reason for delay then penalty at the rate of Rs 500/- per job shall be deducted from the dues of the contractor. Please note that this penalty is exclusively other than the condition 56 of IAFW -2249and shall be treated as interim condition of the contract and shall be enforced above as and when delay in individual job is noticed and no claim whatsoever on this account shall be entertained by the Deptt. The decision of the Accepting Officer is this regard shall be final and binding. (c) The contractor shall maintain a record of all urgent work at and if the work is repeated due to poor workmanship, he will be liable to repair the same without any extra expenditure to the Govt.

Excavation in trenches not exc 1.5m wide and not exc 1.5m in depth for laying UG cable not exc 1.5m in depth and getting out in soft loose soil all as specified and as directed.

Returning and refilling of excavated soil up to a depth of 30 cm after riddling the excavated soil for Cushing of cable and refilling of trench with normal excavated soil all as specified and directed.

Removing excavated material not exc 50m and depositing where as directed at a level not exc 1.5m above the starting point all as specified and as directed

Supply and lay in repair in trenches burnt bricks sub-class ‘B’ size designation 75 for cable protection all as specified and as directed.

Taking out unserviceable UG cables and Supply and laying only in trenches or passing through pipes/ poles etc LT XLPE cable heavy duty 1100 Volts grade with aluminium conductor of the following connections with provn of cable lugs and glands as required of following sizes.

6 Sqmm 4 core

16 Sqmm 4 core

10 Sqmm 4 core

95 Sqmm 3.5 core

50 Sqmm 3.5 core

Labour only for repairs to LED Light street fittings / Flood light fitting/ Post Top Lantern/ bollard Lights of any height by arranging required Ladder, tools etc installed at 17 FBSU, Shanghumughom, Mukkunnimala, Muttathara etc diagnosing fault, replacing defective parts including lowering / refixing fittings if required and testing after completion of repairs all as specified and directed. Note: (i) The quoted rate is deemed to be inclusive of T&P as requied for the work (ii) Spares shall be measured and paid separately under relevant items of this schedule.

Taking down the existing Unserviceable Street light fittings and S & F New High Power LED fitting to ensure uniform distribution with die cast aluminium IP 66 street light of capacity 60 W LED fittings with suitable fixing accessories all as specified and as directed. Make - Havells cat pt - ENDURAPEARLNEOSL60WLED757PASYTOPC/ Wipro cat pt-LR02-671-XXX-57-G2 or Equivalant Make

Taking down the existing conventional bollard fittings and S & F energy saving luminaire 8 W capacity LED type prewired with IP 65 protection including provision of powder coated hollow pipe or bollard all as specified and as directed. Make : Wipro cat pt - LB14-880-XXX-65-05 / Philips cat pt- BCP150 LED 150/WW PSU220-240V 7043 / Havells cat pt- BAMBOOBLS8WLED857PSYMTOPC(0.6M)

Taking down the existing Flood light fittings and S & F New High Power LED flood light fitting to ensure uniform distribution with die cast aluminium IP 66 street light of capacity 120W LED fittings with suitable fixing accessories all as specified and as directed. Make : Wipro cat pt -LF20-132-060-57-G2 / Philips cat pt -BRP322 LED 138 CWHE NR PC S3XT/ Havells cat pt - JETAIRISFLS120WLED757APNBLTG

S & F in repairs Cable Junction box made out of polycarbonate material IP55/65 with metric knockouts for cable entry for 16/25 Sq mm cable size 200X160X8 mm including 1 No MCB 6 Amps with DIN bar and 4 Nos FRP insulators and fixing the box to street light pole made of 25x 3mm flat iron with clamps, nuts and bolts complete as per Cat No. K 9255 of Hensel or equivalent make all as specified and directed by Engineer-in-charge

Supply only the following spares for fixing in existing fittings/fixtures of different locations :-

LED driver suitable for existing 45/60/70/90 W LED street light fittings

LED driver suitable for existing 120/150 W LED Flood Light fittings

M&L for preparation of surfaces of solar street Light poles 4.5m height, battery box clamps, nuts & bolts etc and applying one coat of aluminium paint including writing numbering of poles in black background and white letters complete all as specified and directed.

S & F in repairs 4 pole power contactor, 32 Amps, 415 Volt including removing the electrical connections and connecting to the new contactor complete all as specified and directed.

S & F in repairs time switch suitable for operation on 230 Volts AC complete all as specified and directed. Make : L&T or equivalent

M&L for Fabrication and fixing of street light bracket made of 40 mm dia GI tubing light grade, 1.2 metre long, bent to shape fixed to pole with 50mm x 6mm Flat iron clamps with nuts and bolts including painting two coats of aluminium paint over a coat of zinc chrome primer all as directed.

M&L for painting on steel tubular poles of height 7.5m above ground level by applying two coats of Aluminium paint over one coat of red oxide primer on street light pole bracket /clamps terminal box etc including applying two coats of cement based paint over one coat of suitable primer for coping and writing pole number in black and white Paint complete all as specified and directed.

M&L for painting on PCC poles of height 7.5 Mtr above ground level by applying two coats of exterior weather coat paint over one coat of suitable primer on existing poles including copping and writing pole number in black and white Paint complete all as specified and directed.

M&L for Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint all as specified and directed.

M&L for earth testing, identifying the earth and recording of test results in prescribed format all as directed by Engr in Charge. Each earth pit result to be submitted to Engr-in-Charge duly signed by user and MES rep for the following. Note : (i) Earth test to be tested in attendance of user rep and test report shall be submitted quarterly duly signed by both the parties. (ii) EP No should be mentioned on individual earth pits and ER value of installation etc all as specified and directed by Engr In Charge. (iii) All earth pits mentioned in item No 67 (67.01 to 67.03) qty to be checked quarterly and rate quoted against each job is inclusive for all four quarters. (iv) Technician with required T&P/ Stationary (register) for testing of earth pit will be arranged by the contractor and no extra payment will be made in this effect. (v) All nut bolts with washer (GI/Brass) shall be properly tightened at the time of ER test and the rate for the same is inclusive in the quoted rate.

Chemical type Earth test less than 1 Ohm (multiple earth pits will considered as 1 earthing point)

Copper type Earth test 3 to 10 Ohm (Multiple earth pits will considered as 1 earth)

Conventional type earthing test 3 to 10 Ohm (Multiple earth pits will considered as 1 earth)

Supply and fixing in repair galvanised iron strip 32 x6 mm buried in ground all as specified and directed.

S & F in repair aluminium strip 25 x 3.15mm with saddles and fixing screws etc. for roof conductors and down conductors above ground/Test point and Galvanised iron strip 32 x 6mm buried in ground/fixed on wall all as specified and directed.

S & F in repair copper strip 20 x 3.15 mm thick as earthing lead fixed to wall/roofs etc all as directed.

S & F in repairs epoxy base insulators of suitable size 40mm height for fixing GI earth strip on wall/ ceiling/ floor/ poles etc.

Taking out old earth strip of any sizes and refixing after carried out necessary maintenance as directed by Engr-in-charge on wall/roofs etc with suitable saddle support, drawn in conduit/ GI pipe etc all as directed.

Supply and fix in replacement of Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hexagonal head screw including suitable size sintex box all as specified and directed.

S&F in replacement of termination single pointed aluminium rod of 12mm dia 300mm length fixed to earth strip any size including nuts, bolts and washers complete all as specified and directed the Engr in charge.

M&L adding salty water into earthing pit to improve earth conductivity 20Kg common salt to be dissolved in water and pour the same through watering pipe of earth chamber to earth pit including checking of connection and making good the defective connections with necessary nuts, bolts washers & earth work etc all as specified and directed by Engineer-in-charge.

Disconnecting existing earth connection from the pit, Material and Labour for excavation to earth pit as directed by the EIC for adding earth recharger for enhancing the ER value as per site requirement including replacement of rusted/worn out GI/brass nut bolts with washer by exothermic welding except test point, GI protection pipe & GI/Copper strip all as specified and directed by the Engineer-in-charge. Note : Earth Recharging GEL/liguid, GI pipe & copper/iron strips etc shall be measured and paid seperately.

Supply only earth recharger liquid organic compound, ecofriendly, non corrosive to enhance the ER value of of existing earth pits. Make : Make Snaga Magic Earth Reviver

Supply only earth recharger to enhance the ER value of existing earth pits. Make : DSS Electric Corporation LLP (6kg GEL/ bucket)

M&L for PCC earth chamber (Size 400 x 400 x 80 mm ) using cement concrete1:3:6 type C1 and 50mm thick RCC1:2:4 cover slab with 6mm dia TMT bar, 100mm c/c, MS bar lifting hook including replacement of rusted watering pipe 20mm bore medium grade, UNSV GI funnel with wire mesh complete all as specified and as directed.

M&L for earthing complete with copper earth plate electrode 60cmx60cmx3.15mm thick, buried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less than 1.5 mtrs below normal ground level, connected to copper strip 20×3 mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3 in SSR connected to earting test point all as specified or indicated complete with excavation & earth work, PCC pit in cement concrete 1:2:4 type B1 with 50mm thick RCC cover (grade M-15) having suitable handle (10mm MS Rod) 20mm dia GI medium grade watering pipe with GI funned with wire mesh 40mm bore GI pipe (light grade) for protection of earth lead conductor all as directed and testing on completion.

S L ELECTRICAL WORKS