Mahanagar Telephone Nigam Limited Tender
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Costs
EMD
₹ 38,336Document Cost
₹ 590Tender Fee
Refer Documents
Description
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Contact
Tender Id
2024_MTNL_835584_1Tender No
EE(E)BCP/MTNL/NIT/2024-25/81Tender Authority
Mahanagar Telephone Nigam Limited ViewPurchaser Address
-Website
http://http://mtnl.in/dis.htm
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Documents
BOQ Items
Replacement of old worn out damper made out of 18 gauge CRC/G I sheet used as fire damper,supply air damper or return air damper in main duct or branch duct or in return air path as per site requirement. i/c nut bolt, gasket etc. as required. a) Fire damper for supply/return air ( Size: As per requirment,Area:less than or equal to 4 sq. ft.)
1
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b) Volume control damper for package indoor / ductable indoor units. ( Size:As per requirment)
1
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Providing & fixing of following insulation/accoustic/partition work as per site requirment for duct, wall, room,false ceiling or roof i/c painting with black jaipan paint, screw, nut bolt ( If reqd.)and grid size if required not less than 1200mm x 600mm with rectangle pipe/M S angle or channel/slotted angle etc complete as reqd. with following materials. a) With 50 mm thick Aluminium faced glass wool I/c fixing of chicken wire mesh or with 6mm thick Al faced kini foam insulation.
2
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b)Replacement of damaged /worn out Kini form insulation / 9mm thick FR XPE pipe section insulation for refigerent piping.
50
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Pdg. & installing following size copper pipe including cutting bending,jointing, brazing etc as reqd. for hot and liquid refrigerant line complete as reqd. a) 1 1/8"
10
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b) 7/8"
30
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c) 5/8"
15
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d) 1/2"
25
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e) 3/8"
10
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Pressure testing with nitrogen ,pressure standing for at least 8 hr.,vaccumzing & commissioning with refrigerant of following A C unit complete as reqd. a) 11TR/10TR/8.5TR ( nominal capacity ) type A C unit
5
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b)7.5TR/ 5.5TR/4.0TR ( nominal capacity ) A C unit
5
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c) 2 TR/1.5TR AC unit
2
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d) R-22/407c/410a gas charging/ gas top up
13
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Replacement of following size of powder coated Aluminium construction supply/return air grill or Diffuser with 60% free area etc. complete as reqd. a) Return air grill / Diffuser (Size:As per requirement, area :less than or equal to 4 sqft.)
1
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b) Pdg. & fixing of air grill for ductable indoor unit of suitable size complete as reqd. (Size upto 4 Sqft.)
1
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A) Supplying & laying of following sizes PVC sheathed armoured copper conductor cable on the existing wall / ceiling for Power/ Control cableing etc. as reqd. a) 4 x 10 Sq. mm Copper Armoured cable.
10
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b) 4 x 6 Sq. mm Copper Armoured cable.
14
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c) 4 x 4 Sq. mm Copper Armoured cable.
8
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d) 3 x 2.5 Sq. mm Copper Armoured cable.
20
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Replacement of following size tray made out with following M. S. Slotted angle & squire pipe or slotted sheet material i/c nut bolt, screw, etc. as reqd. a) 150mm wide M S slotted trey
10
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b) 225 mm wide M S slotted trey
10
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c) 300 mm wide M S slotted trey
10
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M. S. Structure work for i/c designing, fabricating at site as per site requirements i/c cutting, welding, fixing, painting with one coat of red oxide primer and two coats of enamel paint in approved shade etc as reqd. a) 40mm x 40mm x 5mm M. S. Angle iron/ MS Strip/ MS Chhanel/ MS angle of any size
10
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b) 9mm M S rod
25
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c) Pdg. & fixing MS frame (stand type) for outdoor A C unit complete as reqd..
2
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d) Pdg. & fixing MS frame/suspender for indoor A C unit complete as reqd..
2
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Replacement of drain arrangement for A/C units with following pipe upvc hard medium pipe i/c Tee, Union, Socket & Elbow etc as reqd. a) With 25 mm dia heavy thickness pipe
6
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b) With 32 mm dia heavy thickness pipe
2
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Providing & fixing of drain tray of 5.0/7.5 TR ductable AC unit
1
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Pdg. & fixing automatic phase correction system for ductable A C unit which should work in such a way that as the series of phases changed from the 3 phase A C supply it will work and make the series phase correct so that the A C units operation does not effect i/c its wiring for 5.0 TR & 7.5 TR AC unit complete as reqd.
1
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Dismantling of old package/ductable ( 5.5 TR to 11 TR) AC units i/c all associated works like ducting, piping, cabling, trays ; shifting the same to the store / designated location within the building premises as per the instructions of the engineer-in-charge. with the help of crane/chain pully block & heavy labour
3
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Lifting & shifting of A.C units with the help of heavy labour & chain pully block from ground floor to the floor where the A C plant room is situated complete as reqd.
3
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Shifting of dismantelled AC unit along with all accessories to another site under jurisdiction of EE(E) BCP with the help of heavy labour and chainpully, transportation etc. as reqd.
3
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Minor civil work/Wall opening/pota cabin cutting and making good/sealing complete as reqd. ( one unit
2
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Pdg. & fixing of electrical/mechanical switchgears complete as reqd. a) 63amp TPN MCB
1
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b) 100amp TP MCCB of 25KA Breaking capacity (Make-M/s L&T/GE/Legrand/C&S/ABB)
1
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c) 200amp MCCB
1
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SITC of R.A. boxing made of 6 mm water proof ply, slotted angle, fixing with fasteners nuts & bolts etc.
2
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Providing MS wiremesh work with enamel paint and redoxide complete as reqd.
2
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AC Guard CP-Corrosion prevention coating for brazing joints, U band, interconnecting copper piping of indoor and outdoor a.c. units. (Note: Per Job Per Unit)
2
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Replacement of faulti mechanical item of package/ductable AC unit & other works complete as reqd. a) Angel valve/pin valve for ref. circuit. (old material shall be the property of contractor)
1
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b) Drier for AC unit
2
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c) 2.5 TR refurbished compressor suitable for Carrier/BSL/LG/Voltas/ Hitachi make twin ckt 5.0TR AC unit (Make : Carrier/Kirloskar/ Copeland)
1
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d) 3.75TR /5.5TR refurbished compressor suitable for Carrier/BSL/LG/ Voltas/ Hitachi Make 7.5TR/ 11.0TR AC unit (Make : Carrier/Kirloskar/Copeland)
1
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SITC of control wires remote indication suitable for carrier 5TR/7.5TR control kit of carrier panel
1
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Rewinding of old defective blower motor of 7.5TR AC unit
1
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Replacement of rewound condenser fan motor for AC unit
1
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SITC of condenser motor capacity of 8MFD
1
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SITC condenser fan for carrier make 7.5TR/5.0TR Unit
1
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SITC of blower fan of carrier make 7.5TR/5.0TR unit
2
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SITC of Control scanner or indication of reverse phase, high voltage etc. complete as reqd.
2
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Replacement of new coil (Condenser coil)of following a.c. units including dismantling the faulty coil and making proper size copper pipe connection brazing at joints etc. as required. Old coil will be the property of contractor . (a) 1.5TR to 2.0 TR A.C unit
1
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(b) 2.5 TR to 3.0 TR A.C. unit
2
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(c) 4.0 TR A.C unit
1
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(d) 5.0 TR to 5.5 TR A.C. unit
2
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(e)7.0TR to 7.5 TR A.C unit
2
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(f) 8.5 TR to 9.0 TR A.C. unit
1
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(g) 11.0 TR A.C. unit
1
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Replacement of new coil (Evaporator coil) of following a.c. units including dismantling the faulty coil and making proper size copper pipe connection brazing at joints etc. as required. Old coil will be the property of contractor. (a) 1.0 TR to 2.0 TR A.C unit
1
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(b) 2.5 TR to 3.0 TR A.C. unit
1
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(c) 4.0 TR A.C unit
1
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(d) 5.0 TR/ 5.5 TR A.C. unit
1
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(e) 7.0 TR to 7.5 TR A.C. unit
1
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(f) 8.5 TR to 9.0 TR A.C. unit
1
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(g) 11.0 TR A.C. unit
1
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SITC of remote control or indication of on/off position of AC unit etc. complete as reqd.
1
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Chemical servicing of ductable/packages with the help of water & chemical of AC unit.
1
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SITC of L shaped duct connection at the outlet of packaged/ ductable a.c. unit suitable for grille fixing.
1
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Pdg. & fixing automatic phase correction system for ductable A C unit which should work in such a way that as the series of phases changed from the 3 phase A C supply it will work and make the series phase correct so that the A C units operation does not affect i/c its wiring for 5.5 TR & 8.5 TR AC unit complete as reqd.
1
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