REPAIR/MAINT OF CENTRAL AC PLANTS AT AF STN PALAM DELHI CANTT-10

Amount

M&L for servicing of AHU having capacity 10,000 cfm & 9000 cfm for SMC floor mounted -04 Nos and ceiling mounted 06 Nos, & floor mounted -02 Nos of Make - Air Flow floor mounting type and ceiling mounting type used in central AC plant including M&L for grinding, polishing and balancing the shaft replacement of bearings of existing size and make as approved, bushes and checking alignment and cleaning and washing of cooling coil and filters for smooth functioning of central AC plant complete all as specified and directed.

S&F in replacement shaft seal assembly, neoprene "O" rings of service valves, gaskets etc suitable for existing compressor complete all as specified and directed.

M&L for Nitrogen leak test by filling nitrogen gas upto 300 PSI pressure for 24 hours and vacuum the system, 30 TR to 75 TR circuit, with vacuum pump complete all as specified and directed.

S&F in replacement strip heater 2KW as per the existing at site complete all as specified and directed.

All as per item No 04 here-in-before but strip heater 3 KW.

Supply and filling /top up of compressor oil of approved make suitable for refrigerant R-407 complete all as specified and directed.

S&F in replacement of front handle operated switch disconnector fuse unit type FN 415 Volt 100 Amp complete all as specified and directed.

S&F in replacement of butterfly valve CI 150 mm dia including rubber gasket,nuts & bolts of suitable size of existing type complete all as specified and directed.

S&F in replacement of butterfly valve CI 100 mm dia including rubber gasket,nuts & bolts of suitable size of existing type complete all as specified and directed.

S&F in replacement of butterfly valve CI 80 mm dia including rubber gasket,nuts & bolts of suitable size of existing type complete all as specified and directed.

S&F in replacement of butterfly valve CI 65 mm dia including rubber gasket,nuts & bolts of suitable size of existing type complete all as specified and directed.

Taking out existing butterfly valve of any make of size 65 mm dia.and removing scale from sheet of valve and repairing the face of valve and refixing in position complete all as specified and directed.

Taking out existing butterfly valve of any make of size 80 mm dia.and removing scale from sheet of valve and repairing the face of valve and refixing in position complete all as specified and directed.

Taking out existing butterfly valve of any make of size 100 mm dia.and removing scale from sheet of valve and repairing the face of valve and refixing in position complete all as specified and directed.

Taking out existing butterfly valve of any make of size 150 mm dia.and removing scale from sheet of valve and repairing the face of valve and refixing in position complete all as specified and directed.

S&F in replacement of pilot solenoid valve suitable for 12.5 TR to 20 TR compressor of existing make including electrical wiring from panel to expansion valve and necessary soldering welding at site complete all as specified and directed.

S&F in replacement expansion valve as per site requirement suitable for 5.5 TR package unit complete all as specified and directed.

S&F in replacement expansion valve as per site requirement suitable for 11 TR package unit complete all as specified and directed.

S&F in replacement expansion valve as per site requirement suitable for 13 TR chiller unit complete all as specified and directed.

S&F in replacement expansion valve as per site requirement suitable for 19 TR chiller unit complete all as specified and directed.

S&F in replacement of thermometer industrial linear as per sample complete all as specified and directed.

S&F in replacement of compound gauge minus (-30) to 150 PSI or 0 to 300 PSI 4" dia with adapter as per sample complete all as specified and directed.

S&F in replacement of V belt suitable for blower motor/compressor as per sample complete all as specified and directed. Make :Fenner/Flexon/Asian.

S&F in replacement of contactor type MNX 32, 3 pole without overload relay complete all as specified and directed. Make : L&T/Siemens/C&S

S&F in replacement of contactor type MNX 25, 3 pole without overload relay complete all as specified and directed. Make : L&T/Siemens/C&S

S&F in replacement of contactor type MNX 12/ MNX 18, 3 pole without overload relay complete all as specified and directed. Make : L&T/Siemens/C&S

S&F in replacement of contactor type NC-1 18, 3 pole without overload relay complete all as specified and directed. Make : L&T/Siemens/C&S

S&F in replacement of contactor Type NC-1 32 , 3 pole without overload relay complete all as specified and directed. Make : L&T/Siemens/C&S

S&F in replacement of contactor Type MNX-50, 3 pole without overload relay range 0-6 Amps complete all as specified and directed. Make : L&T/Siemens/C&S

S&F in replacement of contactor Type MNX-70, 3 pole without overload relay range 0-6 Amps complete all as specified and directed. Make : L&T/Siemens/C&S

S&F in replacement MCB 63 Amps TP, 415 Volts complete all as specified and directed. Make : Havells/HPL/Legrand

S&F in replacement MCB 32 Amps TP, 415 Volts complete all as specified and directed. Make : Havells/HPL/Legrand

S&F in replacement of safety valve for condenser 300 to 350 PSI complete all as specified and directed.

Supply and filling Refrigerant gas R-407C in any installation of any capacity complete all as specified and directed.

S&F in replacement of gauges suction/discharge/oil pressure of 4" dia complete all as specified and directed.

S&F in replacement of HP/LP cut out assembly complete all as specified and directed.

S&F in replacement of volt meter 0 to 500 Volts (Square type) complete all as specified and directed.

S&F in replacement of Amps meter 0 to 200 Amps with CT of appropriate ratio (Square type) as per existing size complete all as specified and directed.

S&F in replacement of Amps meter 0 to 300 Amps with CT of appropriate ratio (Square type) as per existing size complete all as specified and directed.

M&L for opening of the existing shell and tube condenser of capacity 3x26 TR complete and refixing the same in the existing position after cleaning & descaling with using necessary chemical brusher with 1 HP acid circulating pump riding to be carried out in a skill manner without puncturing of copper tube etc complete all as specified and as directed.

All as per item No 40 here-in-before but for capacity 3x75 TR

All as per item No 40 here-in-before but for capacity 3x50 TR

All as per item No here-in-before but for capacity 2x50 TR

Taking out the existing burnt induction motor complete and M&L for rewinding of electric motor coupled with chiller and condenser pumps of central AC plants using with super enameled copper winding wire of existing gauge of capacity 5 HP of any make including replacement of necessary ball bearings complete all as specified and directed.

All as per srl item No 44 here-in-before but for capacity of 3 HP

M&L for Servicing of AHU- Qty 02 of capacity 3 x 26 TR central AC plant including M&L for grinding, polishing and balancing the shaft, replacement of bearings, bushes and checking alignment and cleaning and washing of cooling coil and filters for smooth functioning as directed of AC plant complete all as specified and directed

All as per ser No 46 here-in-before but for capacity 2x50 TR central AC Plant

All as per ser No 46 here-in-before but for capacity 3x50 TR Package AC Plant

Supply and filling/top up of compressor oil of approved make suitable for refrigerant R-407C complete all as specified and directed.

M&L for painting of central AC plant of capacity 3 x 75 TR including AHU', cooling tower and all connected pipes, monoblock pumps etc where required to match with the existing colour with two coat of approved colours after preparation old existing surface (including repairing of existing insulation materials of refrigerant piping) complete all as per existing pattern including writing/marking complete all as specified and directed

All as per Srl item No 50 here-in-before but central AC plant of capacity 3 x 26 TR

All as per Srl item No 50 here-in-before but central AC plant of capacity 3 x 50 TR

All as per Srl item No 56 50 here-in-before but central AC plant of capacity 2 x 50 TR

M&L for opening of chilled water and condenser water Y strainers and filter pots cleaning complete and refixing the same in position after cleaning of central AC Plant of capacity 3x75 TR complete all as specified and directed

All as per Srl item No 54 here-in-before but central AC plant of capacity 3 x 50 TR

All as per Srl item No 54 here-in-before but central AC plant of capacity 3 x 26 TR

All as per Srl item No 54 here-in-before but central AC plant of capacity 2 x 50 TR

M&L for replacement of MS pipe of size 50 mm dia heavy duty including jointing with electric arc welding including jointing material and fittings like flanges, gaskets etc. complete all as specified and directed.

All as per item ser No 58 here-in-before but size 65 mm bore.

All as per item ser No 58 here-in-before but size 80 mm bore.

All as per item ser No 58 here-in-before but size 100 mm bore.

All as per item ser No 58 here-in-before but size 125 mm bore.

Disconnecting and removing old rusted chasis of monoblock pump set and M&L for new MS chasis of condenser and chiller pump sets and chasis made with MS channel of size upto MC 80mm x 450mm long - 02 Nos including painting with two coats of black colour synthetic enamel paint over a coat of red oxide primer including foundation bolts of size 12 mm x 100 mm with nuts, washers etc and chasis bolts of size 12 mm x 50 mm long with nuts, washers etc, including chipping of PCC for grouting of foundation bolts and grouting complete including necessary PCC and cement plaster work for repair of existing PCC foundation of monoblock water pump sets of capacity upto 10 HP complete all as specified and directed.

M&L for cleaning of cooling tower FRP natural draft round bottle type of capacity 3x75 TR removing scale from bottom and wall of cooling tower and fungus etc complete all as specified and directed.

M&L for cleaning of cooling tower FRP natural draft round bottle type of capacity 3x50 TR removing scale from bottom and wall of cooling tower and fungus etc complete all as specified and directed.

M&L for cleaning of cooling tower FRP natural draft round bottle type of capacity 2x50 TR removing scale from bottom and wall of cooling tower and fungus etc complete all as specified and directed.

M&L for cleaning of cooling tower FRP natural draft round bottle type of capacity 3x26 TR removing scale from bottom and wall of cooling tower and fungus etc complete all as specified and directed.

M&L for servicing of indoor and outdoor unit of package type AC plants including oiling greasing of fan motor replacement of synthetic filter & checking of electric circuit 5 to 10 TR for smooth functioning of complete circuit complete all specified and directed.

Taking out existing burnt induction motor complete and Material and Labour for rewinding of electric motor of outdoor units of package type AC plants with super enameled copper winding wire of existing gauge of capacity 3 HP to 5 HP of any make including replacement of necessary ball bearings as approved complete all as specified and directed.

S&F in replacement thermometer for measuring temperature of range minus (-) 10 to 50 degree centigrade complete all as specified and directed.

S&F in replacement temperature sensor MCS T 100-20 for chiller AC Plants complete all as specified and directed.

S&F in replacement water pressure gauge of range 0 to 100 PSI complete all as specified and directed.

S&F in replacement cast aluminum fan blades with housing of size 48" dia suitable for FRP cooling tower of central AC plant complete all as specified and directed.

S&F in replacement cast aluminum sprinkler with PVC distribution pipes, tablets with clamps suitable for FRP cooling tower of central AC plant of any capacity complete all as specified and directed.

S&F in replacement PVC filling of size 450mm x 300mm x 150mm suitable for FRP cooling tower of central AC plant of capacity 45 TR to 225 TR complete all as specified and directed.

Taking out microprocessor PCB of central type AC plant of capacity 45 TR to 225 TR checking, adjusting and updating with software configuration and repairing where required including refixing to its original position after repair Make of Central AC Plant - Voltas complete all as specified and directed.

Taking out microprocessor PCB of Package type AC plant of capacity 10 TR to 20 TR checking, adjusting and updating with software configuration and repairing where required including refixing to its original position after repair Make of Package AC Plant - Blue Star complete all as specified and directed.

S&F in replacement of scroll type compressor of capacity 13 TR for central AC plant complete all as specified and directed.

S&F in replacement of scroll type compressor of capacity 11 TR for package type AC plant complete all as specified and directed.

Disconnecting electrically, isolating the existing unserviceable MCCB TP of any make and capacity and Supply, fixing, connecting, testing and commissioning MCCB three phase, 440 volts fixed in existing panel including necessary modification for new MCCB 630 Amp capacity, breaking capacity 50 KA conforming to relevant IS including all jointing and connecting material complete all as specified and directed. Make:- Schnider/Havells/L&T.

All as per srl item No. 80 here-in-before but 400 Amps, breaking capacity 36 KA.

All as per srl item No. 80 here-in-before but 200 Amps, breaking capacity 36 KA.

All as per srl item No. 80 here-in-before but 160 Amps, breaking capacity 36 KA.

All as per srl item No. 80 here-in-before but 125 Amps, breaking capacity 16 KA.

All as per srl item No. 80 here-in-before but 100 Amps breaking capacity 16 KA

J.P. Enterprises

Commercial Traders

PRASAD ELECTRICALS

Satish Kumar Gupta

Flint India