RMO Air Conditioning system installed at Delhi Sachivalaya, New Delhi. SH Replacement of Split, Window, Tower type AC units and Fan Coil units at Various Locations.

Amount

Supply,Installation,testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping for Split, Tower AC Units, complete with fittings, with suitable adjustable supports,jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required.

a) 6.4 mm dia (OD) (Softdrawn) with tubethickness 1.2 mm with 19 mm thick insulation

b) 9.5 mm dia (OD) (Softdrawn) with tubethickness 1.2 mm with 19 mm thick insulation

c) 12.7 mm dia (OD) (Softdrawn) with tubethickness 1.2 mm with 19 mm thick insulation

d) 19 mm dia (OD) (Harddrawn) with tubethickness 1.2 mm with 19 mm thick insulation

Supplying, Installation, Testing and Commissioning of following capacity, air Cooled Vertical tower type split Air conditioner comprising the following : One indoor unit comprising with evaporating cooling coil, expansion valves, blower, blower motor, air cooled condenser, cordless remote suitable to work on 230V 50Hz single phase/415 Volts 3 phase AC supply. Suitable out door unit / units comprising of suitable capacity one no. Scroll/Rotary /Reciprocating compressor operated with R-410 A refrigerant gas, in built controllers like contactors for compressors & motors, safety cutouts like HP/LP, condensor fan with motor and all accessories suitable to work on 415V 50Hz three phase AC supply complete with all other required accessories, inculding providing suitable hole for passing of copper pipe with core cutting machine etc. complete as required.

a) Minimum of 4 TR (48000 Btu/hr)

Supply, Installation, Testing and Commissioning of 2.0 TR (6000 K.Cal/Hr) with (5 star rating) ISEER ratio not less than 4.50, wall mounted Inverter type Split type Air conditioning units, with rotary compressor and all accessories including standard copper refrigerant pipe and control cable between indoor and outdoor units (upto 3 mtrs) with R410A refrigerant gas, PVC drain pipe (up to 3mtrs), providing suitable adjustable powder coated, MS wall bracket with suitable anchor fasteners i/c drilling holes on walls for outdoor unit, cord less remote and suitable for operation on 230Volts, 50Hz, AC single phase etc complete as required. (Condenser coil should be made out of copper tubing only).

Supplying, installaing, testing and commissioning of following capacity 5 star rated window type air-conditioners with remote control facility etc. with rotary compressor, aluminium finned copper coils, eco- friendly refrigerant and of inverter technology, suitable for operation on single Phase, 230 V, 50 Hz AC power supply etc. complete as required.

a) 1.5 TR (4500 kCal/hr)

Supplying, installation, testing and commissioning of following capacity ceiling mounted horizontal hydronic fan coil units complete with copper tubes, chilled water cooling coils having aluminium fins and auxiliaries including ball valve set (with&without strainer), insulation of drain pan, 25 mm PVC pipe drain system with U - trap, necessary fittings, drain connections (upto 5 m), centrifugal forward curve aluminium blowers, fire retardant flexible canvas and connection the same with FCU mouth and exiting duct/grill, TEFC three speed [Max. 1440 rpm] squirrel cage induction motor suitable for operation on 230 volts, single phase, 50 Hz, A.C. supply, solenoid control 2 way valve with actuator, thermostat with 3 speed regulating switch, ON/OFF switch, control wiring (upto 5 m from switch to unit), mounting accessories, dismantling the existing gypsum false ceiling of required size and make good the false ceiling after installation of FCU etc. complete as per specification as required.

Minimum Capacity: 2.5 TR Minimum Kilo Calories per hour: 7500 Minimum Cubic meter per minute: 31.25 Row Deep: 3

Supplying, fixing, testing and commissioning of vibration free, wall mounted air curtains made out of aluminium forward curve blower with suitable rated motor to work on 230V 50Hz single phase AC supply and pre lubricated sealed ball bearings/bush bearings of following minimum lengths to prevent entry of outside air into the conditioned area over door/ openings having operating velocity of 8-9m/s, maximum noise level of 65dB, effective air flow upto 2m, including making connection etc. complete as required. a) 1200mm length

Supplying and laying of following size PVC insulated and PVC sheathed flexible copper conductor power cable of 1.1 kV grade conforming to IS 694 in existing conduit/ on wall surface/ on cable tray as required. A) 4 X 2.5 sq.mm

Credit for existing defective Air Conditioners as follows including dismantling from installed position etc. complete as required.

3.5 to 4 TR Tower AC Units

2 TR Split AC Units

1.5 TR Window type AC Units

2.5 TR Ceiling mounted Hydronic Fan Coil Unit

6.3 mm dia copper refrigerant pipe

9.5 mm dia copper refrigerant pipe

12.7 mm dia copper refrigerant pipe

19 mm dia copper refrigerant pipe

4C x 2.5 sq. mm copper conductor flexible power cable

S K Engineers

PMG ENGINEERS

Krishna Electreical Works