REPAIRS MAINTENANCE OF DG SETS AMF PANELS AND ALLIED WORKS AT INS CIRCARS INS VIRBAHU INS SATAVAHANA AND CERTAIN POCKETS AT NAVAL DOCKYARD AREA UNDER AGE EM I OF GE U I VISAKHAPATNAM

Amount

M&L for repair of Diesel Engine by dismantling the Sub-assemblies such as fuel pump, fuel injection, wood ward Governor, turbo-charger, radiator, oil cooler, engine heads, rocker arms, self starter, dynamo-engine wiring, terminal contacts and safety controls etc. including replacement of spare parts as required and re-assembling the sub-assemblies after carrying out necessary repairs including testing and commissioning complete all as directed by Engineer-in-charge for the following capacity. Notes: 1. Supply only Spare Parts of existing makes required shall be measured and paid separately under relevant items of Schedule 'A' 2. Repairs and calibration of Sub-assemblies shall be measured and paid separately under relevant items of Schedule 'A'

62.5KVA to 100 KVA DG set

125 KVA TO 200 KVA DG set

M&L for Repair & Calibration of wood ward Governor as per calibration procedure and norms for the following capacity of DG Sets:

62.5KVA to 100 KVA DG set

125 KVA TO 200 KVA DG set

250 KVA TO 320 KVA DG set

M&L for Repair & Calibration of turbo super charger as per calibration procedure and norms as per manufacturer's guide lines including replacement of Turbo supply & discharge hoses and clamps and de-scaling of Turbo charger complete all as specified and directed for the following capacity of DG Sets: in circar,satavahana and ND (V) area.

62.5KVA to 100 KVA DG set

125 KVA TO 200 KVA DG set

250 KVA TO 320 KVA DG set

M&L for Repair & Calibration of Fuel Pump & Injectors as per calibration procedure and norms as per manufacturer's guide lines including replacement of unserviceable 'O' rings, Plungers and cups etc. for the following capacities in circar,satavahana and ND (V) area.

62.5KVA to 100 KVA DG set

125 KVA TO 200 KVA DG set

250 KVA TO 320 KVA DG set

M&L for Repair & Calibration of Self Starter including re-winding of Commutator, replacing Carbon brush set, carbon brush holder, King Pins Holders, armature check nuts, body screws, clutch plate assembly and solenoid etc. as required for the following capacities in circar,satavahana and ND (V) area.

62.5KVA to 100 KVA DG set

125 to 200 KVA DG set

250 to 500 KVA

M&L for De-scaling of radiator by dismantling the upper & lower tank and cleaning the core pipes with cleaning chemicals, components and arrest the leaking core by brazing/ dummy with lead including cleaning of upper and lower tanks and replacing the upper and lower gaskets and required nuts, bolts, refixing the same including testing and painting complete all as specified and directed for the following capacities

62.5KVA to 100 KVA DG set

125 to 200 KVA DG set

125 to 200 KVA DG set

M&L for Maintenance and servicing of alternator of any Make of any capacity by opening the end cover, cleaning the dust and rust formed over the terminals, cleaning with CTC liquid up to the satisfaction and checking of diodes , excitation winding, isolating transformer and AVR panel and applying Dr. beck paint for insulation improvement over the strips/ winding and drying till getting sasfactory insulation resistance complete, and refixing the covers and testing complete all as specified and directed for the following capacity of alternators:

62.5 KVA to 100 KVA

125 to 200 KVA

250 to 500 KVA

M&L for Maintenance and servicing of alternator of any Make of any capacity by opening the end cover, cleaning the dust and rust formed over the terminals, cleaning with CTC liquid up to the satisfaction and checking of diodes , excitation winding, isolating transformer and AVR panel and applying Dr. beck paint for insulation improvement over the strips/ winding and drying till getting sasfactory insulation resistance complete, and refixing the covers and testing complete all as specified and directed for the following capacity of alternators:

62.5KVA to 100 KVA DG set

125 to 200 KVA

500 to 750 KVA

Supply, calibrating, installing, setting, testing, commissioning of AVR panel for 100 - 500 KVA DG set, 415V, 3 phase, 4 wire system, Digital type, Voltage regulation: 10% of rated voltage, frequancy setting: 50/60 cycle, stebility, doom settings, exitation voltage, currect to be matched with OEM instructions.

Supply, replacing, testing & calibrating and commissitoning of engine oil pressure gauge, dial type, Analog type,range 0 to 10 kg/cm², resolution 0.25kg/cm², control wiring complete all as specified and as directed .

Supply, replacing, testing & calibrating and commissitoning of coolant temperature gauge,dial type,Analog type,range 0 to 150 C°,resolution 5C°,control wiring complete all as specified and as directed .

Supply, replacing,testing & calibrating and commissitoning of ammeter, dial type, Analog type, range -150 - +150 Amps, resolution 10Amps, control wiringcomplete all as specified and as directed .

Supply, calibrating, installing, setting, testing, commissioning of AVR panel for 100 - 500 KVA DG set, 415V, 3 phase, 4 wire system, Digital type, Voltage regulation: 10% of rated voltage, frequancy setting: 50/60 cycle, stebility, doom settings, exitation voltage, currect to be matched with OEM instructions.

Supply & replacement of rotating diode and surge supressor for Alternator of various capacity complete all as specified and as directed .

supply and replacement of coil suppressor modules for protection of power contactor coil, coil voltage 415 V AC,RC Circuit type including taking down

supply and replacement of coil suppressor modules for protection of power contactor coil, coil voltage 230 V AC,RC Circuit type including taking down

M&L for strip opening AMF panel of 750 KVA DG set checking, inspecting, calibrating AMF panel & replacement of defective AMF relay matching with existing , replacing the burnt copper wiring with suitable flexible copper wire , inspecting the contactor coils & replacing the defective coils, cleaning the fixed / moving contacts with CTS complete including setting of AVR of Alternator complete incl testing & commissioning complete.

M&L for strip opening AMF panel of 320 KVA DG set checking, inspecting, calibrating AMF panel & replacement of defective AMF relay matching with existing , replacing the burnt copper wiring with suitable flexible copper wire , inspecting the contactor coils & replacing the defective coils, cleaning the fixed / moving contacts complete including setting of AVR of Alternator complete incl testing & commissioning complete.

M&L for strip opening AMF panel of 100/63 KVA DG set, checking, inspecting, calibrating AMF panel & replacement of defective AMF relay matching with existing,replacing the burnt copper wiring with suitable flexible copper wire, inspecting the contactor coils & replacing the defective coils, cleaning the fixed/moving contacts with CTS complete including setting of AVR of Alternator complete incl testing & commissioning complete n circar,satavahana and ND(V) area..

M&L for strip opening AMF panel of 31.50 KVA DG set , checking, inspecting, calibrating AMF panel & replacement of defective AMF relay matching with existing , replacing the burnt copper wiring with suitable flexible copper wire , inspecting the contactor coils & replacing the defective coils, cleaning the fixed / moving contacts with CTS complete including setting of AVR of Alternator complete incl testing & commissioning complete satavahana and ND (V) area.

Supply, install, testing and comissioning of dry mainteance free batteries 12 V, 180 AH including copper terminal lugs complete and replace disconnecting old unserviceable 12V,180AH batteries with copper terminal lugs complete including taking down. Make: Exide/Tata green/Amron

Supply, install, testing and comissioning of dry mainteance free batteries 12 V, 92 AH including copper terminal lugs complete and replace disconnecting old unserviceable 12V,92AH batteries with copper terminal lugs complete including taking down. Make: Exide/Tata green/Amron

Supply, install, testing and comissioning of dry mainteance free batteries 12 V, 65 AH including copper terminal lugs complete and replace disconnecting old unserviceable 12V,65 AH batteries with copper terminal lugs complete. including taking down Make: Exide/Tata green/Amron

Supply and fixing in repair generating starting system with packaged power supply for generator starting system consisting of pure lead-tin valve regulated lead acid (VRLA) monobloc sealed maintenance free batteries and a internal switched mode power supply (SMPS) to charge battery complete of capacity/rating 24V 32AH suitable for 160 to 500 KVA generators including taking down. Make: Cummins part No. Ax1013235

Material and labour for maintenance to 500 KVA Gen Set for 'B' check after 06 months or 250 hrs running, whichever is earlier as per the recommendations of manufacturer including renewing of necessary filters, Engine oil etc, complete all as per manufacturers instructional manual and all as directed by Engg-in-charge. Note : Engine oil will not be suplied under Sch 'B' for carrying out 'B' check.The quoted rate deemed to be included for the same.

All as per item No. 25 above but for 320 KVA DG Set

All as per item No. 25 above but for 250 KVA DG Set

All as per item No. 25 above but for 200 KVA DG Set

All as per item No. 25 above but for 125 KVA DG Set

All as per item No. 25 above but for 160 KVA DG Set

All as per item No. 25 above but for 100/125 KVA DG Set

All as per item No. 25 above but for 62.5 KVA DG Set

All as per item No. 25 above but for 31.5 KVA DG Set

All as per item No. 25 above but for 750 KVA DG Set

Material and labour for replacement of air cleaner filter to 500 KVA Gen Set matching with existing and as per the recommendations of manufacturer all as directed by Engg-in-charge.

All as per item No. 35 above but for 320 KVA DG Set

All as per item No. 35 above but for 250 KVA DG Set

All as per item No. 35 above but for 200 KVA DG Set

All as per item No. 35 above but for 125 KVA DG Set

All as per item No. 35 above but for 160 KVA DG Set

All as per item No. 35 above but for 100 KVA DG Set

All as per item No. 35 above but for 31.5 KVA DG Set

All as per item No. 35 above but for 62.5 KVA DG Set

All as per item No. 35 above but for 750 KVA DG Set

Supply only for top up engine oil 15W40 or as per manufacturers recommendations. Make: Servo/ Volvoline/HPCL

supply and fixing in repair Self Starter motor for 250/320 KVA KIRLOSKAR make matching with existing and as per the recommendations of manufacturer .

Cleaning of sub stations, installations by cutting grass, bushes and removal of waste materials to a distance not exc. 50 Mtr complete

Supply and install ON LOAD change over switch 415V 4 pole of capacity 400 Amps in and including sheet metal enclourel incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 250Amps in and including sheet metal enclourel incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 200 Amps in and including sheet metal enclourel incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 160Amps in and including sheet metal enclourel incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 100Amps in and including sheet metal enclourel incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 800 Amps in open execution type fixing in existing panel if required then including necessary modification in the panel and incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 630 Amps in open execution type fixing in existing panel if required then including necessary modification in the panel and incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 400 Amps in open execution type fixing in existing panel if required then including necessary modification in the panel and incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 320 Amps in open execution type fixing in existing panel if required then including necessary modification in the panel and incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 250 Amps in open execution type fixing in existing panel if required then including necessary modification in the panel and incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 200 Amps in open execution type fixing in existing panel if required then including necessary modification in the panel and incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 160Amps in open execution type fixing in existing panel if required then including necessary modification in the panel and incl dismanlting old one. Make : L&T/ Havells/GE

Supply and install ON LOAD change over switch 415V 4 pole of capacity 100 Amps in open execution type fixing in existing panel if required then including necessary modification in the panel and incl dismanlting old one. Make : L&T/ Havells/GE

Supply and fix 4 pole power contactor in replacement 450 A AC1/400Amps AC3 capacity for contactors with dust cover in DG set panel with necessary connections of Make : / BCH / Siemens / GE / L&T

Supply and fix 4 pole power contactor in replacement 630 A AC1/500 Amps AC3 capacity for contactors with dust cover in DG set panel with necessary connections of Make : / BCH / Siemens / GE / L&T

Supply and fix 4 pole power contactor in replacement 380 A AC1/330 Amps AC3 capacity for contactors with dust cover in DG set panel with necessary connections of Make : / BCH / Siemens / GE / L&T

Supply and fix 4 pole power contactor in replacement 275 A AC1/185 Amps AC3 capacity for contactors with dust cover in DG set panel with necessary connections of Make : / BCH / Siemens / GE / L&T

Supply and fixing in repair generator starting system with packaged power supply for generator starting system consisting of pure lead-tin valve regulated lead acid (VRLA) monobloc sealed maintenance free batteries and a internal switched mode power supply (SMPS) to charge battery complete of capacity/ rating 24V 32 Ah suitable for 160 to 500 KVA generators . Make: Cummins Part No. AX1013235

M&L for preparation of surface by scrapping and removing rusted portion with wire brush and applying one coat of synthetic eneamenl spray paint for complete acoustic enclosure & connected panel boards including lettering & numbering and marking ll as specified and directed. Note : along with all connected acessories as described above.

M & L for replacement of complete fuel and lub oil hose pipe set with clamp / clip etc of the following capacity of DG sets:-

320 KVA DG Set

250 KVA DG Set

200 KVA DG Set

180 KVA DG Set

160 KVA DG Set

100 KVA DG Set

62.5 KVA DG Set

32.5/40 KVA DG Set

750 KVA DG Set

500 KVA DG Set

Supply and fixing of 750 KVA engine controllerwith consisiting of following parts including taking down old one:-

(a) Seep Sea (UK) controller -01 No

(b) AVR -01 No

(c ) Governor Cord -01 No

(d) HWT Sensor-01 No

(e) LLOP sensor-01 No

(f) Software updation with Laptop-01 Job

(g) Programming with laptop-01 Job

(h) Necessary auxiliary relays/relay cord -01 Job

(j) Necessary wiring modicfication,testing and commissioning-01 Job

Supply and fixing of 320KVA engine controller with consisiting of :-

(a) Seep Sea (UK) controller -01 No

(b) AVR -01 No

(c ) Governor Cord -0 No

(d) Software updation with Laptop-01 Job

(e) Programming with laptop-01 Job

(f) Necessary auxiliary relays/relay cord -01 Job

(g) Necessary wiring modicfication,testing and commissioning-01 Job

Supply and fixing of 160KVA engine controller with consisiting of including taking down old one :-

(a) Seep Sea (UK) controller -01 No with enclosure and 02 Nos auxiliary switch relays and 02 Nos power relays and terminal blocks

(b) emergency stop button with NC -01

(c ) stop solenoid-01

(f) Lubrication oil pressure sensor with necessary brass sockets-01

(g) Hot temperature sensor with necessary brass sockets-01

(h) Engineering harness modification and rectifications-01

(j) Necessary wiring modicfication,testing and commissioning-01 Job

M & L for complete leak testing the compressor , complete refrigerant pipe with Nitrogen gas, locating the leaks, rectify the leak by brazing/ welding and pressure testing the complete system for 25 to 46 TR capacity of air cooled package AC system all as specified and as directed by Engineer-in-Charge.

M&L for complete leak testing the compressor , complete refrigerant pipe with Nitrogen gas, locating the leaks, rectify the leak by brazing/ welding and pressure testing the complete system for 100 to 140 TR capacity of air cooled package AC system all as specified and as directed by Engineer-in-Charge.

Supply and charge as per the following refrigerant gas all as directed by Engineer-in-Charge. Make: Mafron/ Freon/ Floron

Refrigerant gas F-22

Refrigerant gas R-407C

Refrigerant gas R-410

M&L for replacement of unserviceable/ damaged power contactors in various AC plant panels and supply and fix the following power contactors complete including necessary control wiring all as directed. Make: L&T/ BCH/ C & S

MNX 12 contactor 3 pole

ML-2 Contactor 3 pole

ML-3 Contactor 3 pole

MNX 25 contactor 3 pole

Supply only compressor oil

M&L for servicing the Air handling units of 11 TR capacity (Package AC), with and including dismantling units, sheet metal parts, blowing out the dust, chemical cleaning by spraying the organic based scale removing agent Vaniklin at the appropriate ratio till removal of complete dust & scale deposits in the fin area of evaporator coil, flushing through for proper air flow across the coil, cleaning of expansion value; greasing of blower motor, checking of electrical connection, cleaning of air filters, water drain lines, renewal of rusted sheet metal screws, applying synthetic enamel paint over a coat of primer on the rusted portion and testing & commissioning the unit all as specified and as directed by Engineer-in-Charge.

M&L for complete leak testing the in door and out door units, complete refrigerant pipe with Nitrogen gas, locating the leaks, rectify the leak by brazing/ welding and pressure testing the complete system for the 11 TR capacity of air cooled package AC system all as specified and as directed by Engineer-in-Charge:

M&L for detecting HT/LT UG cable faults located in any stretch / depth with cable fault locator consisting of microprocessor based, identification instrument, cable tracer for exact location of under ground cable routes. Notes:- The rate quoted deemed to be inclusive of rental charges for T&P like entire cable fault locating instrument, charges for operator and transportation etc complete.

M& L for heat shrinkable straight through joint for LT UG cable including jointing kits complete for making joints suitable for aluminium conducter cable of size 3.5 core 50/70/95 sq mm complete all as specified and directed.

M& L for heat shrinkable straight through joint for LT UG cable including jointing kits complete for making joints suitable for aluminium conducter cable of size 3.5 core 120/150 sq mm complete all as specified and directed.

All as per above item No 80 but cable size but size 3.5 core 185/240 sq mm

Supply and laying or fixing or passing through pipe or in cable ducts, 11000 volts grade XLPE insulated Heavy duty (earthed),screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor 185 sq mm 3 core size including dismantling old one. Make : Nicco/ KEI/ Polycab.

Supply and laying or fixing or passing through pipe or in cable ducts, 11000 volts grade XLPE insulated Heavy duty (earthed),screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor 240 sq mm 3 core size including dismantling old one. Make : Havells/ KEI/ Polycab.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor terimination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conducter cable of size 240 sq mm. Make: Birla 3M/ Raychem/ Denson

Supply and fix cable jointing kit for 11 KV grade cable for indoor terimination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conducter cable of size 240 sq mm. Make: Birla 3M/ Raychem/ Denson

Supply and fix cable jointing kit for 11 KV grade cable for outdoor terimination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conducter cable of size 185 sq mm. Make: Birla 3M/ Raychem/ Denson

Supply and fix cable jointing kit for 11 KV grade cable for straight through outdoor heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conducter cable of size 185 sq mm. Make: Birla 3M/ Raychem/ Denson

Supply and fix cable jointing kit for 11 KV grade cable for indoor terimination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conducter cable of size 185 sq mm. Make: Birla 3M/ Raychem/ Denson

Excavating in trenches n. exc. 1.5m wide and n. exc. 1.5m in depth for foundation, trenches for laying cables/ pipe line etc. and getting out in soft/loose soil complete all as specified and as directed.

Removing excavated materials to a distance n. exc. 50m and depositing where directed at a level n. exc 1.50m above the starting point.

Returning, filling in including spreading leveling watering and well ramming in layers not exc 25cm in any type of soil.

Supply and spreading clean dry sand for cable cushioning in trenches complete all as specified and as directed. (Note: Punned thickness only shall be measured)

Supply and laying precast concrete cable covers class HV type 1 flat size 300 x 180 x 40 mm laid along alignment of cable as protection to cable in trenches complete all as specified and directed

Making trench through horizontal earth Boaring for road/ foot path /hard standing/culvert etc for inserting GI protection pipe for drawing of cable and complete all as directed.

Supply and replace MCCB 4 pole, 415 V, adjustable type 630Amps with breaking capacity 50 KA including necessary modification in the panel complete all as specified and as directed. make: GE/L&T/Havells/Indoasian

Supply and replace MCCB 4 pole, 415 V, adjustable type 400Amps with breaking capacity 35 KA including necessary modification in the panel complete all as specified and as directed. make: GE/L&T/Havells/Indoasian/Legrand

Supply and replace MCCB 4 pole, 415 V, adjustable type 250 Amps with breaking capacity 35 KA including necessary modification in the panel complete all as specified and as directed. make: GE/L&T/Havells/Indoasian/Legrand

Supply and replace MCCB 4 pole, 415 V, adjustable type 200 Amps with breaking capacity 35 KA including necessary modification in the panel complete all as specified and as directed. make: GE/L&T/Havells/Indoasian/Legrand

Supply and replace MCCB 4 pole, 415 V, adjustable type 160 Amps with breaking capacity 35 KA including necessary modification in the panel complete all as specified and as directed. make: GE/L&T/Havells/Indoasian/Legrand

M&L for earthing complete with GI earth plate electrode of size 60cm x 60cm x 6 mm thick burried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5m below the normal ground level connected with GI strip 32 x 6mm by means of bolts, nuts, check nuts & washers of galvanished iron steel including necessary excavation and earth work in any type of soil, removing surplus soil to a distance not exc 50m, with and including PCC chamber in PCC (1:2:4), type B1,using (20mm graded stone aggregate), "mild steel angle iron frame" made out of MS angle iron of size 40x 40 x 6 mm thick duly painted with two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer hinged with and including 6mm thick CI cover with handle, watering arrangement with funnel internally secured with wire mesh with 20mm dia medium grade pipe for watering 40mm dia light grade, GI pipe for lead protection in & including alternate layers of charcoal dust and common salt complete all as shown in electrical "plate No 3" and connected to earthing test point all as specified and indicated including testing on completion including retrieving old GI earth plate, CI cover, GI pipes, angle iron frame from existing earthing as directed.

M/s NATIONAL ENGINEERING CONSTRUCTIONS CO

THE VENKATESWARA SUPPLIERS

GVR CONSTRUCTIONS

R AND A ASSOCIATES ENGINEERS CONTRACTORS

SAMPATH ENTERPRISES

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