COMPREHENSIVE MAINTENANCE ALONG WITH MANNING OF NEWLY TAKEN CLEAN ROOM FACILITY AT CHESS UNDER GE(I) RND KANCHANBAGH, HYDERABAD

Comprehensive maintenance (Annual Maintenance Contract) of KIRLOSKAR SCREW CHILLER Type Air conditioners with connected AHU/ indoor units by deploying Original Equipment Manufacturer (OEM) trained & experienced Engineer/Technical staff for the following equipment located at various buildings at CHESS including electrical connections to inspect the operation of CHILLER type Air conditioners with connected AHU/ indoor units and carring out preventive maintenance as per standard practice or as per OEM recommendations, carrying out repair to defective components/ equipment, detection of leaks & rectifying the same, charging/topping up of refrigerant gas complete all as specified and directed. NOTE: Compressors, PCBs, Sensors, Rewinding of Motors, Refrigerant gas etc., will be measured & paid separately under relevant items of this BOQ.

KIRLOSKAR CHILLER 239KW COOLING CAPACITY

Supply of New COMPRESSOR OIL

Supply only Refrigeration Gas 134 -A

Supply only chilled water sensor

Rewinding of condensor fan motor of 5 hp

Supply only soft stater for compressor(VFD)

Supply only 3phase contactor for condensor motor

SUPPY ONLY OVERLOAD REALY

SUPPLY ONLY EXPANSION VALVE

Supply only 4 pole contactor, 63 Amps as per existing make/ size MAKE: L&T/SCHNEIDER/LEGRAND/C&S

Supply only 4 pole contactor, 32 Amps as per existing make/ size MAKE: L&T/SCHNEIDER/LEGRAND/C&S

Supply of catch oil filter of CLEAN ROOM of above size and cpacity all as directed by Engineer in charge

Taking down unserviceable blower motor V-belt and S&F blower motor V-belt as per existing same Model & specification and suitable size to fixing with existing 8500 CFM system for the following capacity Package units all as specified and directed by the Engr-in-charge. Make:- FENNER/DUNLOP

S&F MCCB 100 Amps ,415 volt ,35 kA Breaking capacity, fixed magnetic & adjustable thermal setting 4 pole incl all termnials, fitting etc .

S&F MCCB 63 Amps ,415 volt ,16 kA Breaking capacity, fixed magnetic & adjustable thermal setting 4 pole incl all termnials, fitting etc .

S&F MCB TPN 32 to 40 Amps 415V incl all termnials, fitting etc.

MCCB 160 Amps 35 KA 4 POLE

MCCB 100 Amps 25 KA 4 POLE

MCCB 63 Amps 25 KA 3 POLE

Servicing greasing overhauling of AHU blower motor of capacity 8500 CFM, checking the pulleys, base frame, cooling to opening covers and replacing the bearings pulleys as per the existing model, lubricating all mechanical parts with synthetic grease and reassembling all parts, aligning of the pulley to its original position complete to the entire satisfaction of Engr-in Charge (ONCE IN EVERY 3 MONTHS)

Disconnecting and removing the burnt out monoblock pumping sets from the existing plants, of central/package type AC plants, rewinding the same with supper enamelled copper conductor with same existing gauge and reconnecting the same with electrical connections and testing complete all as specified of capacity upto 7.5 HP.

All as per item No. 22.00 as above but of capacity 12 HP to 15 HP.

Disconnecting and removing and servicing of VERTICAL SPLIT CASE pumping sets from the existing plants, of central type AC plants, including removing of worn out bearing and reaplcing with new bearing and reconnecting the same with electrical connections and testing complete all as specified of capacity upto 7.5 HP.

Disconnecting and removing and servicing of VERTICAL SPLIT CASE pumping sets from the existing plants, of central type AC plants, including removing of worn out bearing and reaplacing with new bearing and reconnecting the same with electrical connections and testing complete all as specified of capacity upto 10 hp to 15 HP.

Taking out old unserviceable Pre filter and S & F Air pre filters of capacity 240 TR suitable for Air conditioning system AHU’s as per norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 20 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed make:As approved by GE

Taking out old unserviceable 5 micron filter and S & F Air pre filters of capacity 240 TR suitable for Air conditioning system AHU’s as per the ASHRAY norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 5 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed make:As approved by GE

Taking out old unserviceable 0.3 micron HEAPA filter and S & F Air 0.3 HEPA filters of capacity 240 TR suitable for Air conditioning system AHU’s as per the ASHRAY norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 5 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed make:As approved by GE

Supply and fix inreplacement of MCB single pole 6-32 Amps working on 240 volts, 50 HZ AC, 10 KA 'C' curve all as specified and directed. Make: Legrand/C&S/L&T

Earthing complete with galvanized steel with plate electrode 60 cm x 60 cm x 6.3mm thick buried directly in ground (earth kit not less than 2.25 mtr below ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connected to galvanized steel strip 32mm x 6mm dia by means of bolts, nuts and washers of galvanized iron or steel all as shown in electrical plate No 3 connected to earth test point incl necessary earth work excavation PCC 1:3:6 type C1 using 20mm graded stone aggregate for earth chamber provn of RCC cover 40mm thick in 1:2:4 mix type B1 funnel with water pipe GI pipe 40mm dia light grade as protection pipe GI 40 mm dia for earth strip all as specified. specified in SSR Part II. Earth strip and protection pipe beyond 7.5m shall be measured and paid separately.

Earth continuity conductor or main earthing lead fixed to wall on battenor recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required galvanised iron or steel wire 32x6mm galvanised iron strip all as specified and as directed.

Maintenance of Hot water generator 50 KW and complete testing all as specified and directed by the Engr-in-charge :- Note : 1) spares like heaters and controls will be paid separts Make : Rapicool

Supply and fixing of thermostat

Supply and fixing of 3/2 kw heater

Supply and fixing of suitable size contactor

Supply and fxixng of indicator

Supply and fixng of dial type themometers

Supply and fixng of dial type presssure guage

Supply and fixing of 50mm butter fly valve

Comprehensive maintenance (Annual Maintenance Contract) of BLUE STAR SCREW CHILLER 70 TR X 2NOS Type Air conditioners with connected AHU/ indoor units by deploying Original Equipment Manufacturer (OEM) trained & experienced Engineer/Technical staff for the following equipment located at various buildings at CHESS including electrical connections to inspect the operation of CHILLER type Air conditioners with connected AHU/ indoor units and carring out preventive maintenance as per standard practice or as per OEM recommendations, carrying out repair to defective components/ equipment, detection of leaks & rectifying the same, charging/topping up of refrigerant gas complete all as specified and directed. NOTE: Compressors, PCBs, Sensors, Rewinding of Motors, Refrigerant gas etc., will be measured & paid separately under relevant items of this BOQ.

SUPPLY OF MAGNUM CONTROLLER for chiller

SUPPLY OF New COMPRESSOR OIL

SUPPLY ONLY Refrigeration Gas 134 -A

SUPPLY ONLY chilled water scensor

Rewinding of condensor fan motor of 5 hp

SUPPLY ONLY soft stater for compressor (VFD)

SUPPLY ONLY 3phase contactor for condensor motor

SUPPY ONLY OVERLOAD REALY AS PER EXISTING

SUPPLY ONLY EXPANSION VALVE AS PER EXISTING

SUPPLY ONLY 4 pole contactor, 63 Amps AS PER EXISTING MAKE: L&T/SCHNEIDER/LEGRAND/C&S

SUPPLY ONLY 4 pole contactor, 32 Amps AS PER EXISTING MAKE: L&T/SCHNEIDER/LEGRAND/C&S

supply and Fixing of NEW rubber belows for chilled water pumps 80mm/100mm DIA

Servicing greasing overhauling of AHU blower motor of capacity 25000 CFM, checking the pulleys, base frame, cooling to opening covers and replacing the bearings pulleys as per the existing model, lubricating all mechanical parts with synthetic grease and reassembling all parts, aligning of the pulley to its original position complete to the entire satisfaction of Engr-in Charge (ONCE IN EVERY 3 MONTHS)

Taking out old unserviceable Pre filter and S & F Air pre filters of capacity 70 TR suitable for Air conditioning system AHU’s as per norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 20 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed make:As approved by GE

Taking out old unserviceable 5 micron filter and S & F Air pre filters of capacity 70 TR suitable for Air conditioning system AHU’s as per the ASHRAY norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 5 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed make:As approved by GE

Taking out old unserviceable 0.3 micron HEAPA filter and S & F Air 0.3 HEPA filters of capacity 70 TR suitable for Air conditioning system AHU’s as per the ASHRAY norms made with galvanised steel frame aluminium separators with non woven synthetic filter media of 5 micron as per existing size and shape including taking down old U/S Air pre filters completed all as directed make:As approved by GE

Operation & Maintenance of CLEAN ROOM AC plant at CHESS Location of capacity 3 x 92 TR outdoor type Air cooled screw Chiller type AC plant with BLUE STAR SCREW CHILLER 7KIRLOSKAR SCREW CHILLER Type Air conditioners unit system on all days in ONE SHIFT Semi Skilled (1st shift from 0800hrs to 1600hrs(employing of one AC operator for each shift( one shift) including Sundays & Holidays.. Note :- Tradesmen employed in this AC plant shall also Switch ON/OFF Air Blower and security lights daily required as directed by the Engr-in-charge.

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