Repairing of package/ductable AC Unit at various RSU/TE Building under AE (Elect) RHN, MTNL New Delhi.

Amount

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"

Providing and fixing of 6mm thick cross linked polyethylene insulation for drain / copper piping in order to protect it from air borne impurities complete as reqd. as per site location.

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

b)7.5TR/ 5.5TR/4.0TR ( nominal capacity ) A C Unit

c) 2 TR/1.5TR AC Unit

d) R-22 gas charging/ gas top up

e) 407 gas charging/gas top up

f) 410A/32 gas charging/gas top up

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.

b) 4 x 6 Sq. mm Copper Armoured cable.

c) 4 x 4 Sq. mm Copper Armoured cable.

d) 3 x 2.5 Sq. mm Copper Armoured cable.

Supply & fixing of G. I. sheet metal ducting for air supply,mixing , air distribution , complete with following thickness (gauge) i/c nut bolts & gasket etc. as required. a) 22 gauge G. I. Sheet

b) 24 gauge G. I. Sheet

c) Canvass connection with fire ressistance coth complete as reqd.

Providing & fixing of following insulation/accoustic/partition work as per site requirement for duct, wall, room,false ceiling or roof i/c painting with black 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.

Fabricating & installing of following 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

b) 225 mm wide M S slotted trey

Providing & making 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

b) With 32 mm dia heavy thickness pipe

Dismantling of old ductable/Package AC units (5 TR/5.5TR/7.5TR/8.5TR/8.75TR/11TR) with the help of chain pully block & heavy labour etc as required

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.

Shifting of dismantled AC Unit along with all accessories to another site under jurisdiction of EE(E) RHN with the help of heavy labour and chainpully, transportation etc. as reqd.

Minor civil work/Wall opening/pota cabin cutting and making good/sealing complete as reqd. ( one Unit

Pdg. & fixing of electrical/mechanical switchgears complete as reqd. a) 63amp TPN MCB

b) 100amp TP MCCB of 25KA Breaking capacity (Make-M/s L&T/GE/Legrand/C&S/ABB)

c) 200 amp MCCB

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)

b) Drier for AC Unit

c) 2.5 TR refurbished compressor suitable for Carrier/BSL/LG/Voltas/ Hitachi make twin ckt 5.0TR AC Unit (Make : Carrier/Kirloskar/ Copeland)

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)

Rewinding of old defective blower motor of 7.5TR AC Unit

Replacement of rewound condenser fan motor for AC Unit

Replacement of condenser motor capacity of 8MFD

Replacement of condenser fan for 7.5TR/5.0TR Unit

Replacement of blower fan of 7.5TR/5.0TR Unit

Replacement of Control scanner or indication of reverse phase, high voltage etc. complete as reqd.

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

(b) 2.5 TR to 3.0 TR A.C. Unit

(c) 4.0 TR A.C Unit

(d) 5.0 TR to 5.5 TR A.C. Unit

(e)7.0TR to 7.5 TR A.C Unit

(f) 8.5 TR to 9.0 TR A.C. Unit

g) 11.0 TR A.C. Unit

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) 1.5 TR to 2.0 TR A.C Unit

(b) 2.5 TR to 3.0 TR A.C. Unit

(c) 4.0 TR A.C Unit

(d) 5.0 TR/ 5.5 TR A.C. Unit

(e) 7.0 TR to 7.5 TR A.C. Unit

(f) 8.5 TR to 9.0 TR A.C. Unit

(g) 11.0 TR A.C. Unit

Chemical servicing of ductable/packages with the help of water & chemical of outdoor a.c. Unit.

Less credit for dismantled material and dismantled material shall be the property of contractor.

ARCHY SERVICES PRIVATE LIMITED (BID ID -3148733)