REPAIR/ MAINTENANCE OF DG SETS, OTHER CONNECTED PANEL WORKS AND REPAIR/ REPLACEMENT OF LIGHTENING ARRESTER, STREET LIGHT, SECURITY LIGHT, FIRE ALARM, EARTHING AND CONNECTED WORKS AT VARIOUS LOCATION AT 799 SU AF STN KURSEONG UNDER GE (AF) BAGDOGRA

Amount

Disconnecting electrically of Automatic power factor correcting panel (APFC panel ), of 125/100 kVAr capacity by taking out the enclosure including all components ,checking of power factor correction capacitors, APFC relay, capacitor duty contactors complete and refixing the same after duly repaired and replacement of unserviceable components/parts and testing of power factor after repairing complete all as specified and directed by Engr-in charge Note:- New Spare/Parts shall be measured and paid separately under relevant items as “Supply only”)

Supply only power factor correction capacitors heavy duty cylindrical (Gas filled) 2.5 KVAr, 440 Volts.

Supply only power factor correction capacitors heavy duty cylindrical (Gas filled) 5 KVAr, 440 Volts.

Supply only power factor correction capacitors heavy duty cylindrical (Gas filled) 7.5KVAr, 440 Volts.

Supply only power factor correction capacitors heavy duty cylindrical (Gas filled) 20 KVAr, 440 Volts.

Supply only Capacitor duty contactor 30 KVAr , 415V , 3 Ph , 50 Hz Type MO C-33.5, built in auxiliary contacts 1 NO.

Supply only Illuminated push buttons red/green

Supply only LED type RYB indicating lamps(set of three).

Supply only 6 A control fuse links and base

Supply only 16 A control fuse links and base

Supply only 32 A control fuse links and base

Supply only MPX-50,50 A TP, 415 volts, power contactor

Supply only MPX-25, 25 A TP,415 Volts, power contactor

Supply only MPX 12 ,12 A TP,415 Volts, power contactor

S&F malfunction meter of series 4110 Make : L&T, cat part No. WL 411020OOOO

M&L for annual maintenance of D.G. Set 125 KVA by visiting the site of work for Each DG set once in a 6 month or 200 hour whichever is less for servicing and replacement of defective / worn out parts by new spares like filters, gaskets, V belts, engine oil, rubber bushes clamps and necessary oiling and greasing of the parts of DG set to keep the same functional to the entire satisfaction of Engineer -in-charge at location. Note :- (i) Spares required shall be measured & paid separately as supply only under relevant items of Sch 'A' Cost of labour for repairing / replacement unserviceable parts is deemed to include in unit rate quoted.( ii) DG set shall be visited once in a 6 month for detail checking up of installations. The work of maintenance shall be carried out through manufacturer or their authorised dealer only whose certificate shall be produced to Engineer-in-charge. (iii) Proper record & test results of the same shall be maintained as directed. (iv) Quoted rate is inclusive of grease, cotton waste, brushes etc and T & P required for upkeep. Note: Make of DG Set "Jackson".

All as per item No 16 above, but of D.G. Set 75 KVA. Note: Make of DG Set "Jackson".

All as per item No 16 above, but of 63/62.5 KVA. Note: Make of DG Set "Jackson".

Supply only Fuel Filter for Kirloskar Make DG set 125 KVA Capacity as per recommendation of manufacture.

All as per item No 19 above, but Lube Oil Filter.

All as per item No 19 above, but Air filter (Inner + Outer).

All as per item No 19 above, but Relay card.

All as per item No 19 above, but ESU (Engine safety Unit).

All as per item No 19 above, but Temp sensor Device.

All as per item No 19 above, but Rubber hose pipe suitable for 125 KVA DG Set of.

Supply only Fuel Filter for DG set 75 KVA Capacity as per recommendation of manufacture.

All as per item No 26 above, but Lube Oil Filter.

All as per item No 26 above, but Air filter.

All as per item No 26 above, but Rubber hose pipe suitable for 75 KVA DG Set Make :Jackson.

Supply only Fuel Filter for DG set 63/62.5 KVA Capacity as per recommendation of manufacture.

All as per item No 30 above, but Air filter (Inner + Outer).

All as per item No 30 above, but Lube Oil Filter.

All as per item No 30 above, but Fuel injector Nozzle of 63 KVA DG sets.

All as per item No 30 above, but Injector claw of 63 KVA DG sets.

All as per item No 30 above, but Rubber hose pipe suitable for 63/62.5 KVA DG Set.

S&F in repair Control assembly (C-Power base board) of 125 KVA DG Sets duly disconnect all electrical cable connections and mechanical supports, and reconnecting all connections and mechanical supports etc. complete all as specified and as directed by Engineer-in-charge.

Disconnecting and taking down carefully defective self starter of 24 volt capacity of 125 KVA DG Sets duly disconnect all electrical cable connections and mechanical supports, transporting the same to civil authorised work shop and dismantling and opening into parts of self starter for assessing the defects and damaged parts and rectifying the defects by changing the defective spares including testing the same after replacement of defective spares and bring back the self starter from workshop to site and re-install the same to its original position and reconnecting all connections and mechanical supports etc. all as specified and as directed by Engineer-in-charge.

Disconnecting and taking down carefully defective self starter of 24 volt capacity of 75/63 KVA DG Sets duly disconnect all electrical cable connections and mechanical supports, transporting the same to civil authorised work shop and dismantling and opening into parts of self starter for assessing the defects and damaged parts and rectifying the defects by changing the defective spares including testing the same after replacement of defective spares and bring back the self starter from workshop to site and re-install the same to its original position and reconnecting all connections and mechanical supports etc. all as specified and as directed by Engineer-in-charge.

Disconnecting and dismantling including taking down carefully radiator assembly from 125/75/63 KVA DG Set for cleaning soldering including servicing dully disconnecting all water hose and other mechanical supports, transporting the radiator assembly to work shop, opening into parts cleaning the radiator fans with cleaning such as cotton waste cotton rags and soda water etc. soldering/brazing the broken/leakage fins and reassembling the same after replacement of defective spares and transporting the same from workshop to site and mounting its to original position including testing etc. complete all as directed by the Engineer-in-Charge.

Supply only Genset engine K oil of grade 20W40 in 20 lit containers of approved make complete all as specified and directed.

Supply only coolant suitable for radiator of DG sets (05 ltr in bkt) complete all as specified and directed. Make: HP/CASTROL/TVS

S&F battery, 12 Volts, AH-105, suitable for DG Set 63 KVA to 125 KVA including initial charging complete all as specified and directed. Make: Exide, Model No-GP115E41L or equivalent Amaron/Cummins

Supply only distilled water in 1 ltr packed bottle suitable for DG Set batteries as per sample of approved make complete all as specified and directed..

S&F battery brass terminals set of two complete all as specified and directed.

M&L for taking down the fuel injection pump of 140/125/63KVA of DG set for service & calibration and checking the serviceability of FIP after fixing in position incl replacement of necessary minor parts all as directed.

Disconnecting and opening carefully AMF Panel of 125/75/63 KVA DG Sets and checking all electrical cable connections and power contactors, assess the defects and damaged parts and rectifying the defects by changing the defective spares including testing the same after replacement of defective spares and reconnecting all connections complete all as specified and directed by Engineer-in-charge. Note: New Spares as required shall be measured and paid separately under item Nos 59 as “Supply only”

Supply Only power contactors 160 Amps 4 pole with dust cover complete all as specified and directed. Make-C&S cat part No-LC1FDP1154A

Supply Only power contactors 200 Amps 4 pole with dust cover complete all as specified and directed. Make-C&S cat part No-LC1FDP1154A

Supply, fabricate & Erect MS angle/channel of suitable size gas welding to existing vertical support structure of fuel tank/shed/fencing in replacement of rusted/deterioted angle/ channel as directed by Engr-in-charge.

S&F 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 complete all as specified.

M&L, in repair, earthing complete with galvanized steel earth plate electrode of 60 cm x 60 cm x 6mm thick buried directly in ground [earth pit not less than 2.25 metre deep below normal ground level] with top edge of the plate not less than 1.5 m below normal ground level, connected to galvanized iron strip 32 mm x 6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No. 3 of MES SSR Part I all as specified and testing on completion including provision of earth lead protected by 15 mm dia light grade GI pipe & watering pipe shall be 20 mm bore medium grade GI pipe including all excavation and earth work, PCC pit with RCC cover, char coal, salt, funnel etc complete. Note:- Rate quoted by tenderers shall be deemed to include for following provisions:- [i]. Excavation & earth work in any type of soil including removing of surplus material upto 50 m. [ii].PCC 1:3:6 type C1 using 20mm graded stone aggregate in pit & 40mm thick precast RCC 1:2:4 type B1 cover 50x50 cm with 8mm TMT bars @ 10 cm C/C both ways with handles.[iii]. Main earthing lead from earth electrode to test point upto 7.5 mtr.[iv]. Funnel with watering pipe [GI pipe] 20mm bore medium grade & copper lugs, charcoal & salt as reqd.[v]. GI protection pipe of size 15 mm bore light grade 7.5m.

M&L in repairs earthing complete with copper earth plate 600 x 600 x 3.15mm thick buried directly in ground pit not less than 2.25 m deep below normal ground level with top edge of the plate not less than 1.5m below normal ground level connected to copper strip of size 20X3 mm duly encased in 50 mm bore light grade GI protection pipe both up to 7.5 mtr in length by means of brass nuts bolts check nut and washers starting from earth plate to panel/transformer side all as specified and including necessary excavation earth work, PCC pit 40mm RCC cover made RCC (:2:4) type B1, (using 20mm graded stone aggregate) concrete reinforced with 6mm dia bars 75mm C/C both ways with MS handle 12mm dia PGI funnel wire mesh and GI pipe light grade 20mm for watering starting from top edge of the plate complete all as specified testing as per electrical plate No 5 of SSR 1991 (Part 1). The earth plate shall be surrounded with adequate quantity of charcoal dust with common salt, packed on all side of earth plate in alternate layers of thick ness 15 cm Each including excavation, earth work in any type of soil, returning and filling in, removal of surplus soil to a distance upto 50 mtr complete all as shown on electrical plate No. 5 of SSR Part- I 1991, Page No. 19 - 49 complete all as specified and directed.

S&F, in repair, MCCB 250 Amps, 415 Volt, 25 KA, 4 pole with adjustable thermal & magnetic trip setting unit complete all as specified and directed.

S&F, in repair, MCCB 160 Amps, 415 Volt, 25 KA, 4 pole with adjustable thermal & magnetic trip setting unit complete all as specified and directed.

S&F, in repair, MCCB 400 Amps, 415 Volt, 25 KA, 4 pole with adjustable thermal & magnetic trip setting unit complete all as specified and directed.

M&L for repairing & servicing with primary and secondary injection and check up / maintenance/ calibration of relays Short circuit / Earth / Over load etc of 11 KV HT VCB by taking out the enclosure including all components and cleaning the bus bar complete & refixing the same after duly repaired and replacement of unserviceable components/parts complete to keep the same functional all as directed Note:- New Spare/Parts shall be measured and paid separately under relevant items as “Supply only”.

Supply only Vacuum Interrupter/Vacuum bottle 440 Volts as per existing make and as approved complete all as specified and directed.

Supply only Spring charging motor, 250 Watt, 240 Volts, AC as per existing make as approved complete all as specified and directed.

Supply only Breaker Control switch with spring return and sequence device, 32 Amps, 440 Volts as per existing make as approved complete all as specified and directed.

Supply only Closing spring, 440 Volts of existing make complete all as specified and directed.

Supply only power pack of existing make complete all as specified and directed.

Supply only trolley chamber of existing make complete all as specified and directed.

Supply only Contactor, capacity 240 Volts, 4NO + 4 NC, 10 Amps as per existing make .

Supply only Insulator of VCB chamber of existing make complete all as specified and directed.

Supply, install, test and commission LT Panel board, TPN 415 Volts, 50 Hz, out door cubical type floor mounted CPRI approved factory made, double door dust and vermin proof IP-54, fabricated out of CRCA sheet not less than 3.15 mm thick with 2mm thick for internal compartment duly powder coated fixed on angle iron pedestal made out of 50x50x6 mm with cable chamber for individual feeders for incoming and outgoing connections, one set of LED indicator lamp RYB with switch and fuse and the panel board shall be provided with proper ventilation including suitable size of cable alley aluminium bus bar suitable for carrying of current 500 Amps with suitable connections from MCCB out going to main bus bar shall be carried out with TPN aluminium bus bars of suitable rating and connections from main bus bar to out going MCCB's (intake point) will be carried out with TPN aluminium bus bar as per MCCB rating duly insulated and colour coded heat shrinkable sleeve and shall be rigidly mounted on suitable size of bridge insulator including necessary PCC foundation of minimum 0.35 m height positioned and fixed with suitable nut, bolts, washers etc to the MC pedestal all as specified and directed comprising of the following:- (a) MCCB 315 Amps 4 Pole 50 Hz 415 V with thermal magnetic release having rupturing capacity 36 KA - 1Nos (Incoming). (b) On load changeover switch 315 Amps 4 Pole 50 Hz 415 V with - 1Nos (Incoming). (c) MCCB 200 Amps 4 Pole 50 Hz 415 V with thermal magnetic release having rupturing capacity 36 KA - 1 Nos (Outgoing). (d) MCCB 160 Amps 4 Pole 50 Hz 415 V with thermal magnetic release having rupturing capacity 36 KA - 2 No (Outgoing). (e) 3Ph digital multi function meter model A, class 1, 5A with relay Vega Series - 1Nos. (f) Indicating lamp 240 volts LED type - set of three.

Excavation in trenches in soft/loose soil n exc 1.5 metre wide and not exc 1.5 metre deep and getting out including forming bottom surface for laying HT cable, foundations etc Complete all as specified and directed by Engr-in-charge.

Returning filling in including spreading levelling watering and well ramming in layer not exceeding 25 cm thick complete all as specified and directed by Engr-in-charge.

Removing excavated material n.exc 50 m and depositing where directed at a level n exc 1.5 metre above the starting point complete all as specified and directed by Engr-in-charge.

Supply and laying dry sand cushioning for UG cable protection in trenches with fine river sand complete all as specified and directed by Engr-in-Charge. Note:- The panned thickness of sand shall only be measured and paid.

M&L for brick protection cover to underground cable with sub-class ‘B’ old size over burnt bricks laid dry and flat across the axis of cable, abutting Each other with gaps between adjacent bricks not exceeding 10mm complete all as specified & directed.

M&L for hard surface cutting as in road ,pavement, etc for laying of cables, pipes etc of any size up to approximate width of 45 cm and depth 60 cm , returning filling and making good to surface with PCC 1:3:6 type C-2 Complete after laying of cable ,pipe etc as required and as specified & directed.

M&L for XLPE insulated armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross sectional area 300 Sqmm, 3.5 core including testing after laying complete all as specified and directed.

M&L for XLPE insulated armoured heavy duty electric cable with aluminium conductor ,1100 volts grade, cross sectional area 95 Sqmm, 3.5 core including testing after laying complete all as specified and directed.

M&L for XLPE insulated armoured heavy duty electric cable with aluminium conductor ,1100 volts grade, cross sectional area 70 Sqmm, 3.5 core including testing after laying complete all as specified and directed.

M&L for replacement of galvanised tubing light grade laid in trenches or fixed to pole and / or laid under road in any position with necessary clamp nut and bolt etc of 80mm bore size.

Taking down old unserviceable flood light/ street light/post top light fittings, etc, any type including bracket, cable connection complete as directed.

S&F post top lantern, LED type 40 watt 230 watt volts AC outdoor type with decorative post top for 360 degree indirect light IP 65 protection with impact and corrosion resistant complete with driver and lamp complete, including electric connection with twin core PVC insulated aluminium conductor 2.5 Sqmm and complete as directed .

S&F LED street light fitting 60 Watt 230 V AC outdoor type with high pressure die cast aluminium hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete. including electric connection with twin core PVC insulated aluminium conductor 2.5 Sqmm and complete as directed.

S&F LED street light fitting 90 Watt 230 V AC outdoor type with high pressure die cast aluminium hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete. including electric connection with twin core PVC insulated aluminium conductor 2.5 Sqmm and complete as directed.

S&F LED flood light 120 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with driver and lamp. including electric connection with twin core PVC insulated aluminium conductor 2.5 Sqmm and complete all as specified and directed.

S&F LED flood light 210 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with driver and lamp. including electric connection with twin core PVC insulated aluminium conductor 2.5 Sqmm and complete all as specified and directed.

S&F Bracket suitable for fixing of street light fitting made out from 40 mm bore GI pipe, medium grade 2 metre in length, made to shape as required, fixed to pole with MS flat iron clamp of size 25x4mm duly welded, bent to shape and making holes etc complete including necessary nuts, bolts & washer etc as required and as specified and directed.

S&F in replacement, PVC insulated, sheathed aluminium conductor cables 4.00 Sqmm twin core for connection from kisok box to street light fitting through pole etc. (appx 7.5m in Each pole) as required complete with suitable clamps as specified and directed.

S&F in repairs, thermoplastic cable junction box IP 55 with metric knockouts for cable entry and 4 way terminal of size 167mmx125mmx82mm, fixed in position with aluminium clamps of size 25x3mm and screws complete as required and directed.

M&L for preparation of old painted surfaces of LT steel tubular pole 9.00 m long, cross arms, bracings, supports, clamps, back plate with nut bolts washers and providing one coat of aluminium paint including numbering and making strips in circular shape of diameter 150 mm black colour letter of hight 50 mm complete all as directed by Engr in Charge not exceeding 150 mm upto 1.5 mtr above ground level with alternate layer of yellow and black paint complete all as specified & as directed.

M&L for preparation of old painted surfaces of LT steel tubular pole 11.00 m long, cross arms, bracings, supports, clamps, back plate with nut bolts washers and providing one coat of aluminium paint including numbering and making strips in circular shape of diameter 150 mm black colour letter of hight 50 mm complete all as directed by Engr in Charge not exceeding 150 mm upto 1.5 mtr above ground level with alternate layer of yellow and black paint complete all as specified & as directed.

S&F 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 complete all as specified and directed.

M&L, in repair, earthing complete with galvanized steel earth plate electrode of 60 cm x 60 cm x 6mm thick buried directly in ground [earth pit not less than 2.25 metre deep below normal ground level] with top edge of the plate not less than 1.5 m below normal ground level, connected to galvanized iron strip 32 mm x 6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No. 3 of MES SSR Part I all as specified and testing on completion including provision of earth lead protected by 15 mm dia light grade GI pipe & watering pipe shall be 20 mm bore medium grade GI pipe including all excavation and earth work, PCC pit with RCC cover, char coal, salt, funnel etc complete. Note:- Rate quoted by tenderers shall be deemed to include for following provisions:- [i]. Excavation & earth work in any type of soil including removing of surplus material upto 50 m. [ii].PCC 1:3:6 type C1 using 20mm graded stone aggregate in pit & 40mm thick precast RCC 1:2:4 type B1 cover 50x50 cm with 8mm TMT bars @ 10 cm C/C both ways with handles.[iii]. Main earthing lead from earth electrode to test point upto 7.5 mtr.[iv]. Funnel with watering pipe [GI pipe] 20mm bore medium grade & copper lugs, charcoal & salt as reqd.[v]. GI protection pipe of size 15 mm bore light grade 7.5m.

Provision of services excluding spares for Periodical maintance of intelligent addressable fire alarm control panel and including checking testing and cleaning of Loop card, Main board, LCD display, Printer Panel, AC filter, Transformer, Lead acid batteries, UPS, Multisensor, sounder, MCP, Repeater Panel, Zone monitor Module, Remote Response indicator, Loop Isolator, carrying out normal repairs for the trouble free and efficient functioning of the entire fire alarm system by providing one engineer for Monthly visit all as directed AND AS PER SPECIFIED NFPA 72 Guideline as mentioned in Tender particular specifications. Note: (i) The rate shall deemed to be included for labour charges for replacing the spares. (ii) The spares will be measured and paid separately as supply only.

Dismantling ,servicing of all multisensor detector with heat and smoke combination photoelectric as per exact locations with the help of manufacturer's instructions and testing for exact fault locations including cleaning through air blower then reinstalling complete all as specified and directed every three months.

S&F in repairs 12 V, 7AH battery for back up to all FACP and RTU panel Each panel as 2 no.

S&F in repairs wall mounted Repeater annunciator network card all as specified and directed. Make: GST/SIEMENS/BOSH

Supply only Indoor addressable detectors complying with and type certified to EN-54 Addressable type multisensor detector with heat and smoke combination photoelectric / optical with base with self built intelligence all as specified and as directed. Make: GST/SIEMENS/BOSCH

Supply only electronically addressable intelligent resettable type manual call point with mounting base complying with EN 54 standard and LPCB approved with the specifications as appended below:- a) Power- 24V, ≤ 0.6 mA (Standby Current) ≤1.8mA (Alarm Current) b) Class A c) Initiating Mode- Pressing the action plate manually Resuming Mode-Manually Resumed by a special Key d) Ingress Protection IP-43 & Material-ABS Make: GST/ COOPER/BOSCH/SIEMENS

Supply only the annunciating device Remote response indicator complete all as specified and directed. Make:- GST/BOSCH/SIEMENS

Supply only fire alarm sounder/sirens electronic type horizontal single stage continuous normal operation for at least 50 minutes with sound level 65db to 120db measured at 1.5 m with sound output variation of +5db 500m range complete all as specified and directed. Make:- GST/COOPER/BOSCH/SIEMENS

Supply only Intelligent loop isolator with mounting base complying with EN-54 standard and LPCB approved. Make: GST/ COOPER/BOSCH/SIEMENS

Supply only GST200-2 Main Board F2.908.826a for FACP complete all as specified and directed. Make: GST or equivalent

Supply only LCD Screen CGM12864 for FACP complete all as specified and directed. Make: GST or equivalent

Supply only GST200 Rubber Keypad F7.843.249 for FACP complete all as specified and directed. Make: GST or equivalent

Supply only GST200 Loop Interface Board F2.908.828 (RoHS) for FACP complete all as specified and directed. Make: GST or equivalent

Supply only GST200 Power Supply Unit F2.932.069 (20100682) for FACP complete all as specified and directed. Make: GST or equivalent

Supply only Transformer 220V/27V-100W-R for FACP complete all as specified and directed. Make: GST or equivalent

S&F in repairs of PRN-6 printer, for FACP Make: GST or equivalent

S&F in repairs of two core copper conductor of size 1.5sqmm FRLS flexible cable complete all as specified and directed.

S&F in repair Air termination, single pointed copper rod 12mm dia and 300mm long (99.9% molecularly copper) with complete accessories fixed on copper strip for earth conductivity to ground as in repair complete all as specified and as directed.

S&F in repair post insulator for earthing strip including taking down old post insulator complete all as directed.

S&F copper strip of size 20mmx3mm thick for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc , complete all as specified and as directed by Engineer-in-charge. Note: Copper strip shall be 99.99% copper.

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum.

SARKAR ENGINEERING CO.

M/S MOHAN GHOSH

HALDER ENTERPRISERS

M/S BENGAL ENGINEERING ENTERPRISES

M/S P K ROY AND CO

SREE SWAPAN KUMAR GHOSH

SHRI P P SHARMA