REPAIR OR MAINTENANCE OF AC, DEEP FREEZERS, REFRIGERATOR, CENTRAL HEATING SYSTEM AND MAINTAINING THE EQUAL AIR PRESSURE INSIDE THE COMMAND BUILDING AT HQ EAC (U) AF UNDER GE (I) (AF) SHILLONG

Amount

Repair/maint of Split/Tower type Air Conditioners including disconnecting electrical connections, storing refrigerant gas in compressor of outdoor unit, splitting indoor and outdoor units, checking for faults and worn out parts/components, removing all accumulated dust and dirt of indoor and outdoor units, dry and wet cleaning, complete servicing, lubricating moving parts, replacing worn out parts/components, tightening of loose nuts/bolts, reassembling indoor and outdoor units, re-installing both indoor and outdoor units at respective locations (old or new locations as directed), re-connecting refrigerant gas circulating copper tubes, charging of refrigerant gas (top up or complete new gas as directed), brazing of copper tubes wherever required or connecting with service valves in outdoor unit and in indoor unit with threaded cast copper alloy sockets , making electrical connections, testing and commissioning complete all as directed for the following capacity Air Conditioners :- Notes : (a) Cost of all consumables like lubricants, grease, nuts/bolts, washers, teflon tapes, packing materials, thermal insulation, felts, lead metal balancing of blower fans, lugs, thimbles, sockets, and other minor materials shall be deemed to be inclusive in quoted rate. (b) leakage testing with nitrogen shall be deemed to be inclusive in quoted rate. (c) Refrigerant gas, replacement of worn out parts/components as described here-in-after shall be measured and paid as "Supply Only" under respective items. However fixing cost/labour for same shall be deemed to be inclusive in quoted rate against these items

(a) Split type Airconditioner 1.5 TR capacity of any make

(b) Split/Tower type Airconditioner 2.0 TR capacity of any make

(c) VRF 22.5 TR capacity of any make

Repair/maint of Deep freezers including disconnecting electrical connections, checking for faults and worn out parts/components, removing all accumulated dust and dirt, dry and wet cleaning, complete servicing, lubricating moving parts, replacing worn out parts/components, tightening of loose nuts/bolts, reassemblingdeep freezer, re-connecting refrigerant gas circulating copper tubes, charging of refrigerant gas (top up or complete new gas as directed), brazing of copper tubes wherever required or connecting with service valves with threaded cast copper alloy sockets , making electrical connections, testing and commissioning complete all as directed for the following capacity Deep Freezers :- Notes : (a) Cost of all consumables like lubricants, grease, nuts/bolts, washers, teflon tapes, packing materials, felts, lugs, thimbles, sockets and other minor materials shall be deemed to be inclusive in quoted rate. (b) Refrigerant gas, replacement of worn out parts/components as described here-in-after shall be measured and paid as "Supply Only" under respective items. However fixing cost/labour for same shall be deemed to be inclusive in quoted rate against these items

(a) Deep Frezer of 200 Litre capacity of any make

(b) Deep Frezer of 400/425 Litre capacity of any make

(b) Deep Frezer of 500 Litre capacity of any make

Repair/maint of refrigerators including disconnecting electrical connections, checking for faults and worn out parts/components, removing all accumulated dust and dirt, dry and wet cleaning, complete servicing, lubricating moving parts, replacing worn out parts/components, tightening of loose nuts/bolts, reassembling refrigerators, re-connecting refrigerant gas circulating copper tubes, charging of refrigerant gas (top up or complete new gas as directed), brazing of copper tubes wherever required, making electrical connections, testing and commissioning complete all as directed for the following capacity Refrigerators :- Notes : (a) Cost of all consumables like lubricants, grease, nuts/bolts, washers, teflon tapes, packing materials, lugs, thimbles other minor materials shall be deemed to be inclusive in quoted rate. (b) Refrigerant gas, replacement of worn out parts/components as described here-in-after shall be measured and paid as "Supply Only" under respective items. However fixing cost/labour for same shall be deemed to be inclusive in quoted rate against this item

(a) Refrigerators of 165 Litre to 255 Litre capacity of any make

Supply only following spare parts/components of ACs, Deep freezers, Refrigerators, Package type AC Units, refrigerant Gas for all these equipments/appliances complete all as directed :- Notes : (a) Genuine spare parts/components and refrigerant gas as originally fitted/filled in ACs, Deep freezers, Refrigerators, Package type AC Units shall only be provided during repairs/replacement. (b) These genuine spare parts/components and refrigerant gas shall be procured through OEM/their authorised distributers or dealers/service frenchise/service stations (Authosised to deal in genuine spare parts/components

Control circuit (PCB) for 1.5 TR capacity Split/Tower type AC, operating on 50 Hz electric supply of current rating, humidity control rating, operating temperature range and impedence as per Technical parameter of existing PCB installed by OEM in AC.

Control circuit (PCB) for 2.0 TR capacity Split/Tower type AC, operating on 50 Hz electric supply of current rating, humidity control rating, operating temperature range and impedence as per Technical parameter of existing PCB installed by OEM in AC.

Remote circuit unit with remote controller cord, nylon fastner, tapping screw for 1.5 TR capacity Split/Tower AC as per Technical parameter of existing Remote circuit unit installed by OEM in AC.

Remote circuit unit with remote controller cord, nylon fastner, tapping screw for 2.0 TR capacity Split/Tower AC as per Technical parameter of existing Remote circuit unit installed by OEM in AC.

Copper tube of size 3/8 inch outer dia, 0.8mm thick ISI marked for Air conditioners.

Copper tube of size 5/8 inch outer dia, 1.0mm thick ISI marked for Air conditioners.

Standard strainer & capillary tube of compressor for 1.5 TR Split/Tower type A/C as per Technical parameter of existing strainer & capillary tube installed by OEM in AC.

Standard strainer & capillary tube of compressor for 2.0 TR Split/Tower type A/C as per Technical parameter of existing strainer & capillary tube installed by OEM in AC.

Hermatically sealed, uncut rotary type compressor for 1.5 TR capacity Split/Tower type AC as per Technical parameter of existing compressor installed by OEM in AC.

Hermatically sealed, uncut rotary type compressor for 2.0 TR capacity Split/Tower type AC as per Technical parameter of existing compressor installed by OEM in AC.

Hermatically sealed, uncut rotary type compressor for 200 Ltr capacity Deep Freezer as per Technical parameter of existing compressor installed by OEM in Deep Freezer.

Hermatically sealed, uncut rotary type compressor for 400/500 Ltr capacity Deep Freezer as per Technical parameter of existing compressor installed by OEM in Deep Freezer.

Hermatically sealed, uncut rotary type compressor for 255 Ltr capacity Refrigerator as per Technical parameter of existing compressor installed by OEM in refrigerator.

Referigent gas R-22.

Referigent gas R-134a.

Referigent gas R-32.

LCD/LED display unit for Split type AC of 1.0TR/1.5 TR/2.0 TR capacity.

Air equalizer for Split type AC of 1.5 TR/2.0 TR capacity.

Swing motor of indoor unit of Split type AC 1.5/2.0 TR capacity as per Technical parameter of existing motor installed by OEM in ACs.

Indoor fan motor of Split type AC 1.0 to 2.0 TR capacity as per Technical parameter of existing motor installed by OEM in ACs.

Outdoor fan motor for 1.00 TR to 2.00 TR Capacity as per Technical parameter of existing outdoor fan motor installed by OEM in ACs.

Outdoor fan blade for 1.50 TR Capacity Split type AC as per Technical parameter of existing fan blades installed by OEM in ACs.

Outdoor fan blade for 2.00 TR Capacity Split type AC as per Technical parameter of existing fan blades installed by OEM in ACs.

Service Valve suitable for 5/8 inch outer dia copper tubing.

Service Valve suitable for 1/2 inch outer dia copper tubing.

Service Valve suitable for 3/8 inch outer dia copper tubing.

Service Valve suitable for 1/4 inch outer dia copper tubing.

Condensor Coil for outdoor unit of split AC 1.5 TR capacity as per Technical parameter of existing Condensor Coil installed by OEM in ACs. .

Condensor Coil for outdoor unit of split AC 2.0 TR capacity as per Technical parameter of existing Condensor Coil installed by OEM in ACs. .

Overload protection relay for deep freezer of capacity 200 Ltr as per Technical parameter of relay installed by OEM in deep freezer .

Overload protection relay for deep freezer of capacity 400/500 Ltr as per Technical parameter of relay installed by OEM in deep freezer .

Cooling fan unit for deep freezer of capacity 200 Ltr as per Technical parameter of cooling fan unit installed by OEM in deep freezer.

Cooling fan unit for deep freezer of capacity 400/500 Ltr as per Technical parameter of cooling fan unit installed by OEM in deep freezer.

Thermostate switch for referigerator 165 to 255 ltrs capacity of reputed make.

Compressor relay for refrigerators of any capacity.

Bimetal thermostate for refrigerator for nofrost system

Thermal fuse for refrigerator for nofrost system

Timer for Refrigerator for nofrost system

Supply and fix 4 sqmm 3 core FRLSH Cable with copper conductor PVC round sheathed (flexible) industrial cable, 1100 Volt complete all as specified. Make: Havells (ISI Marked) / Finolex (ISI Marked)/ RR Cable (ISI Marked)/ Polycab(ISI Marked) Note: Contractor shall produced original GST purchase voucher to the Engineer-In-Charge for future reference.

Supply and fix 2.5 sqmm 3 core FRLSH Cable with copper conductor PVC round sheathed (flexible) industrial cable, 1100 Volt complete all as specified. Make: Havells (ISI Marked) / Finolex (ISI Marked)/ RR Cable (ISI Marked)/ Polycab(ISI Marked) Note: Contractor shall produced original GST purchase voucher to the Engineer-In-Charge for future reference.

Supply and fix as in repair single pole enclosure with a two pin and earth plug and socket complete with one single pole MCB 20 Amp, 240 Volt complete all as specified. Make: L&T/ Schneider/ Havells/ Siemens/ Legrand/ Hager

Material and labour for dismantling shaft of AHU plant, transporting to workshop, re-metalling, grinding, machining on lathe and other machines to bring the same in size to fit with bearing for proper functioning, transporting back to AHU plant and re-installing/ commissioning the shaft & pulley with proper alignment complete all as specified and directed.

Supply only heat proof porcelain insulator with suitable size nuts/bolts & washers as per sample.

Supply only V-belt of type B-84 to B-95 as per existing size

M & L for complete overhauling and servicing of AIR HANDLING UNITS and following undermentioned items at various locations and to carry out following activities:- (a) Thorough/detailed examinaton of AHU including ducts in plant room and connected accessories and preparing list of defects and spares/components to be replaced. (b) Thorough cleaning of AHU including ducts in plant room by compressed air system / vacuum cleaner. (c) Thorough cleaning of AHU including ducts in plant room by using mild detergents and water spraying and drying the complete system. (d) Preparing old steel surfaces including motor, filter frames, grills, external and internal body of AHU, duct of AHU in plant room and spray painting in one coat using synthetic enamel paint of approved colour. (e) Replacing unserviceable spares/components. (e) Oiling/Greasing/Lubricating of various parts for smooth functioning. Notes : (a) Cost of labour for replacement of new spares/component shall be deemed to be included in quoted rates. (b) New spare parts/components shall be measured and paid as Supply only under respective items of BOQ here-in-after. (c) Cost of cosumables like Oil/Grease/Lubricants shall be deemed to be included in quoted rates.

5 HP 3ph 415V induction motor with pulley, base etc

Outer body of air heating unit at Heating Plant with all accessories.

AHU duct at heating plant.

M & L for disconnection of electric connection, dismantling the Blower Motor 3 to 15 HP from the base/pulley/shaft, thorough/detailed examinaton of motors and preparing list of defects and spares/components to be replaced, replacing unserviceable spares/components, complete servicing/overhauling and re-assembling of motor, oiling/greasing/lubricating of various parts for smooth functioning, checking for proper alignment, re-installing the same, making necessary terminal connections with proper copper lugs & proper alignment of pulley and testing and commissioning complete all as specified and directed replacing the following :- (a) Supply only ball bearing Make -SKF 6310/NBC & 6308/NBC- 05 Set (b) Supply only motor for cooling fan as per existing one as directed - 05 Set

Taking out old unserviceable strip heater fins type and Supply & Fix strip heater fins type for working on 3 KW 230 Volts, AC, 50 Hz supply of approximate size 0.85m x 0.9 m fixed with suitable nuts, bolts etc complete all as specified and directed.

Taking out old unserviceable PVC insulated & PVC unsheathed lead glass coated single core 10 Sqmm cable from any situation and Suuply and fix/lay PVC insulated & PVC unsheathed lead glass coated thermal stable single core 10 Sqmm multi stranded copper conductor cable 1100 Volt grade complete all as specified and directed.

S & F in replacement copper lugs suitable for 10 Sqmm size cable complete all as specified and directed

S & F in replacement MCB SPN 63 Amps, 240 volts, C-curve, rupturing capacity 10KA conforming to IEC-60898, Part-I, complete, all as specified & directed.

S & F in replacement sheet metal enclosure single door DB SPN 2 way, 240 volts, protection class IP-43 made out of CRCA mild steel sheet surface with epoxy powder coated surface confirming to IS-13032, IS 8623, BS-5484 all as specified and directed.

Taking out old unserviceable PVC insulated & PVC Round Sheathed 3 core 10 Sqmm cable from any situation and Supply and fix/lay PVC insulated and FR PVC Round Sheathed, Copper Conductor (flexible) industrial cable, 1100 Volt, conforming to IS 694 complete all as specified and directed.

M & L for rewinding of Blower motor (induction type) 3 Phase 5HP with super ennameled copper winding wire of existing size and turns, insulator paper fixing, coil fitting, varnishing, baking, including cleaning of grooves of stator, replacement of terminal box (6 terminals), connection etc, testing and commissioning complete all as specified and directed for following capacity motors :-

S & F in replacement pedestal type ball bearing of type 6000 or suitable for shaft complete

S & F in replacement synthetic insulation mat for electric purpose of size 2m x1m x 3mm thick as per IS:15652 complete all as specified and directed.

Power contactor 3 Pole of rated current upto 70 Amps ratingof 100 Amps and suitable for three phase induction motor of capacity upto 11 KW Cat Part No. 3TF33 OO-0A of Make Siemens or equivalent Model of Make L & T/BCH/ Havells/ C&S complete all as specified and as directed

Taking out old unserviceable Mild Steel air grills and supply, erection, testing & commissioning of powder coated adjustable type Mild Steel air grills of Size (40 x 25 x 11 cm outer flange) with nuts, bolts & screws complete all as specified and as directed.

M & L for cleaning the fresh/suction air filter (60X50cm) first by vaccum cleaner, then by compressed air and subsequently by mild detergent based solution complete all as specified and directed

Supply and fixing in replacement fresh/suction air filter (60X50cm) of large airflow and of huge dust holding capacity with low initial pressure drop and cleanable/washable type fixed with Air handling unit all as per sample at site, complete all as specified and directed.

Supply and fixing in replacement of two groove cast iron/Mild Steel V belt shaft pulley of 20 cm radius/existing size suitable for mounting two belts complete all as specified and as directed.

Supply and fixing compact air insulated rising main with copper busbar 315/320 Amps, 8 Way breaking capacity of 35 KA. Make : L&T/ARISTOL/LEGRAND

Supply and fixing compact air insulated rising main with copper busbar 100-125 Amps, 8 Way breaking capacity of 35 KA. Make : L&T/ARISTOL/LEGRAND

Supply and fix following components/parts in existing LT Panels/LT feeder pillar boxes:-

Analog type Voltmeter 0-500 volts, 3 Phase of size 96mm x 96mm.

Ammeter 0-400 Amps capacity, 3 Phase, class I accuracy, 0.5 VA burden including set of CTs of size 96mm x 96mm.

LED type Indicating lamp flush mounted, Red, yellow or blue colour as directed.

Toggle switch

Start push button (green) complete with internal connection suitable for running of 5-10 HP motor complete all as specified and as directed.

Stop push button (Red) complete with internal connection suitable for running of 5-10 HP motor complete all as specified and as directed.

Over load protection relay suitable for 3 phase 415 volt for induction motor for 50-70 Amp load complete all as specified and as directed

CT 100/5 Amp complete all as specified and as directed

Electronic Star Delta Timer suitable for 240 - 415 VAC,1 NO (Star) + 1 NO (Delta), with settable start time, settable pause time, indication for Star & Delta, Cat Part No. 2BSDTO produced by GIC and marketed by L & T or equivalent Model of Make Siemens/ BCH/Havells/ C&S for 3 phase 415 volt motor, 50-70 Amp load capacity complete all as specified and as directed.

S & F in replacement sheet metal enclosure with socket and a two pin and earth plug top and MCB 20 Amp, 240 V, protection class IP-43 made out of CRCA mild steel sheet surface with epoxy powder coated surface confirming to IS-13032, IS 8623, BS-5484 all as specified and directed.

Supply only PVC casing/Capping of 20mm size, complete all as specified and directed.

Supply only rigid non metalic PVC conduit of size 20 mm dia medium grade ISI marked complete all specified.

Supply only switch socket combination, 3 & 3 pin, 5A, 240V ready made enclosure PVC full covered box type, multipurpose, controlled by one switch complete all as specified and directed.

Supply only switch socket combination, 3 & 3 pin, 15A, 240V ready made enclosure PVC full covered box type, multipurpose, controlled by one switch complete all as specified and directed.

Supply only PVC insulated, flexible copper cable, 23/0.0052, 3 Core, 230 Volts complete all as specified and directed.

Supply only PVC fully suitable for 0.5" to 1.5" screw for fixing electrical fitting and fixtures complete all as specified and directed.

madan enterprise (BID ID -3163714)

kapoor and co (BID ID -3160385)

M/s M.L Consortium (BID ID -3163184)

M/S RAGHU NATH SAH (BID ID -3163013)

S K ENTERPRISE (BID ID -3159562)

M/S BISWA CONSTRUCTION (BID ID -3159052)

H K Enterprise (BID ID -3159711)

M/S Shillong Supply Syndicate (BID ID -3158612)

M/s Gupta Construction (BID ID -3159384)