REPAIR AND MAINT OF AC PLANT MIL STN JAISALMER UNDER GE (A) JAISALMER

Amount

Taking down the compressor from the plant, supply and fixing in repair and replacement of scroll compressor 12.5 TR Model No-SZ185S4RC LR 175 A Max OPER 35 A )SZ185S4RC including gas filling fitting and old compressor will be deposited to MES store yard all as specified and directed by Engineer-in-charge.

Supply and charge refrigerant gas R-407 in AC plant, of any capacity complete all as specified & directed by Engineer-in-charge.

Opening end covers of condensor in and including cleaning of condenser 25 TR AC plant by circulating descaling compound by using high pressure pump after discaling including and cleaning the condensor coil by chemical and cleaning with nylone brush according to scale condition for copper tubes and refixing end covers, replacement of gasket set, worn out nut bolt & washers etc complete all as specified and directed by Engineer-in-charge

Opening end covers of chiller condensor in and including cleaning of condenser 25 TR AC plant by circulating descaling compound by using high pressure pump after discaling including and cleaning the condensor coil by chemical and cleaning with nylone brush according to scale condition for copper tubes and refixing end covers, replacement of gasket set, worn out nut bolt & washers etc complete all as specified and directed by Engineer-in-charge

Supply and replacing of compressor oil grade 68 for compressor (6102/21) complete all as specified & directed by Engineer-in-charge

Servicing Air curtain and including oiling and greasing of motor and blower complete all as specified & directed by Engineer-in-charge.

Servicing of AHU of 25 TR AC plant by cleaning of fins with chemical solution as required at site complette all as specified & directed by Engineer-in-charge.

Disconnecting the electrical connection & taking down the burnt out motor of capacity 7.5 HP from AC Plant and transporting to workshop for repair, dismantling the motor & taking out burnout copper winding and rewinding the same with super enamelled copper wire as per existing guage including replacement of bearings & correcting minor defects, reassembling, incl any machinary works such as welding, grinding, tuning, polishing etc and transporting motor from workshop to site, reinstalled at site, reconnecting, testing and commissioning complete all as specified & directed by Engineer-in-charge.

All as per iem No 8 but of capacity 2/3 HP motor of cooling tower/ blower motor, 3 Phase, 450 Volts

All as per iem No 8 but 5 HP motor for pump set/ Compressor motor, 3 Phase, 450 Volts

S&F, in repair, power contactor ML 1.5/ 3 Phase, 50 Hz for AC starter star delta type complete all as specified & directed by Engineer-in-charge. (Make : L&T/ ABB/ Siemens).

S&F in repair V Belt A-47 type complete all as specified & directed by Engineer-in-charge. (Make : Fenner or equivalent approved by GE).

S&F in repair HP cut out Model 5 MP complete all as specified & directed by Engineer-in-charge. (Make : Indfoss or equivalent approved by GE).

S&F in repair LP/HP cut out made of brass suitable for 25 TR complete all as specified & directed by Engineer-in-charge.

S&F in repair of over load protector relay of existing range & size upto 7.5 HP at plant room complete all as specified & directed by Engineer-in-charge. (Make : L&T or equivalent approved by GE).

S&F in repair expansion valve suitable for 25 TR capacity AC plant complete all as specified & directed by Engineer-in-charge.

S&F in repair, Suction pressure gauge round type made out of brass with cyphon for AC plant 25 TR capacity complete all as specified & directed by Engineer-in-charge.

S&F in repair, water pressure gauge round type made out of brass with cyphon for AC plant 25 TR capacity complete all as specified & directed by Engineer-in-charge.

S&F in repair, discharge pressure gauge round type made out of brass with cyphon for AC plant 25 TR capacity complete all as specified & directed by Engineer-in-charge.

S&F in repair, temperature thermometer for 25 TR AC plant complete all as specified & directed by Engineer-in-charge.

S&F in repair, compressor suction/discharge valve 25 TR complete all as specified & directed by Engineer-in-charge.

S&F sprinkler with pvc pipe 40mm 04 Nos and clamps nut bolt and all accessories complate for AC plant of 25 TR capacity of cooling tower all as specified & directed by Engineer-in-charge.

S&F in repair, water pressure valve made out of brass for AC plant 25 TR capacity complete all as specified & directed by Engineer-in-charge.

S&F in repair, gun metal globe or gate valve with iron wheel head screwed both ends for iron pipe, including provn of one union complete all as specified of size 50 mm bore pipe complete all as specified & directed by Engineer-in-charge. Make Upadhyay/Bir

All as per item no 24 but of size 40 mm dia

All as per item no 24 but of size 25 mm dia

All as per item no 24 but of size 20 mm dia

S&F in repair, butterfly valve of size 100 mm dia pressure class water type with iron handle complete all as specified & directed by Engineer-in-charge. Make Upadhyay/Bir/Uflow

All as per item no 28 but of size 80 mm dia

S&F in repair, digital ammeter complete all as specified & directed by Engineer-in-charge. Make AE/Schneider

S&F in repair, oil pressure gauge range 0 to 25 kg/Sq inch complete all as specified & directed by Engineer-in-charge.

S&F in repair, HRC fuse, round type, upto 16 Amps (Make :- L&T or equivalent as approved by GE) complete all as specified & directed by Engineer-in-charge.

S&F in repair, Contactor 40 Amp AC3 Rating, MNX type for 25 TR AC plant complete all as specified and directed by Engineer-in-charge. (Make: BCH/TC/L&T)

S&F in repair, Contactor 32 Amp AC-3 rating, MNX type 25 TR AC plant complete all as specified and directed by Engineer-in-charge. (Make: BCH/TC/L&T)

S&F in repair, Contactor 25 Amp AC3 Rating, MNX type complete all as specified and directed by Engineer-in-charge. (Make: BCH/TC/L&T)

S&F in repair, Overload relay range 14 - 23 Amps complete all as specified and directed by Engineer-in-charge. (Make: BCH/TC/L&T).

S&F in repair timer, 0-120 Sec suitable for panel of AC plant complete all as specified and directed by Engineer-in-charge. (Make: BCH/TC/L&T).

S&F in repair, MCB TPN 63 Amp 10 KA complete all as specified and directed by Engineer-in-charge. Make; C&S, Standard

S&F in repair, MCB TP 40 Amp 10 KA complete all as specified and directed by Engineer-in-charge.

S&F in repair, MCB TPN 32 Amp 10 KA complete all as specified and directed by Engineer-in-charge.

S&F in repair, MCB SP 6 to 30 Amp complete all as specified and directed by Engineer-in-charge.

S&F in repair, MCB TP 20 Amps 10 KA complete all as specified and directed by Engineer-in-charge.

S&F in repair, MCCB TP 400 Amp 50 KA Make Havells/L&T/Scheneider complete all as specified and directed by Engineer-in-charge.

S&F in repair, MCCB TP 100 Amps 18 KA complete all as specified and directed by Engineer-in-charge.

S&F in repair, MCCB FP 250 Amps 36 KA complete all as specified and directed by Engineer-in-charge.

S&F in repair, MCCB FP 100 Amps 18 KA complete all as specified and directed by Engineer-in-charge.

S&F in repair, indicator lamp LED type complete all as specified and directed by Engineer-in-charge

S&F in repair, single phase preventor having five protection complete all as specified and directed by Engineer-in-charge. (Make: minilac/EAPL/Technica).

S&F in repair, push button switch 220 Volts, 15 Amps all as specified and directed by Engineer-in-charge

S&F renewal of fins of cooling tower of AC plant of 50 TR capacity and taking out old worn out finns complete in all respect all as specified &directed by Engineer-in -charge.

Dismantling and taking down unserviceable PCB assembly control AC plant 25 TR carefully without damaging any other electronic control system & S& F new PCB assembly alongwith display and software update cotrol suitable for Model No-XWC25-026AR2 Testing and cmmissioning complete all as specified and directed by Engineer-in-charge.

Dismantling and taking down unserviceable PCB assembly control AC plant 25 TR carefully without damaging any other electronic control system and repair/replacement of U/serviceable battery,LED, transistors, capacitors, inductors, diodes, switches and software update control making it all functional in all respect and refixing testing complete all as specified and directed by Engineer-in-charge.

S&F in repair, air release valve suitable for 25 TR capacity AC plant complete all as specified and directed by Engineer-in-charge.

S&F in repair, drier filter for 25 TR AC plant complete all as specified and directed by Engineer-in-charge.

Cleaning of AHU filter for 25 TR AC plant complete all as specified and directed by Engineer-in-charge.

S&F in repair, water flow switch for 25 TR AC plant model no. WFS 6000, 150 PSI 1000 C, 1" NPT,15A 250Vcomplete all as specified and directed by Engineer-in-charge . (Make :- as per exising or ISI mark)

S&F in repair, temperature sensor for 25 TR AC plant complete all as specified and directed by Engineer-in-charge.

S&F in repair, liquid line valve for 25 TR AC plant complete all as specified and directed by Engineer-in-charge.

Taking down and S&F in repair, new housing of cooling tower suitable for 50 TR capacity AC plant with axial flow fan with adjustable angle and motor complete all as specified and directed by Engineer-in-charge .

S&F in repair Y-strainer of dia 100 mm with complete fittings, nut-bolts etc all as specified and directed by Engineer-in-Charge Make-Castle/Sant

Dismantling and taking down service tank (PVC 2000ltr cap ) and M&L for repairing of existing RCC plinth/piller and base foundation (L,B,H all are same as existing), with new service tank of cap 2000 ltrs with all fittings and fixtures by using 1:2:4 concrete (using 40mm/20mm aggregate), including necessary plastering work and all as directed by engineer-in-charge.

M&L for repair and making good RCC plinth/piller and base foundation for cooling tower by using 1:2:4 concrete (using 40mm /20mm aggregate), and fixing with suitable MS channel with all fitting acessories, nuts & bolts including necessary plastering work and all as directed by engineer-in-charge.

M&L for repair and making good RCC plinth/base for Pump set (7.5/5/3 HP) by using 1:2:4 concrete and fixing with suitable MS channel base plate with all fitting acessories, nuts & bolts etc, incl necessary plastering works (L,B,H all are as existing) and all as directed by engineer-in-charge.

S&F in repair copper tube of dia 3/4" complete all as specified and directed by Engineer-in-Charge.

S&F in repair copper tube of dia 1/4"/1/2" complete all as specified and directed by Engineer-in-Charge.

Taking down and Supplying laying and fixing with the wall/ beam/ pipe/passing through pipes or laid under floor/ducts of through walls etc jointing and testing LT XLPE insulated galvanized steel wire armored electric cable 1100 volt grade heavy duty ISI marked with aluminium conductor of cross sectional area 240 sqmm 3.5 core

Supplying laying and fixing with the wall/ beam/ pipe/passing through pipes or laid under floor/ducts of through walls etc jointing and testing LT XLPE insulated galvanized steel wire armored electric cable 1100 volt grade heavy duty ISI marked with aluminium conductor of cross sectional area 10 Sqmm 4 Core

Supplying laying and fixing with the wall/beam/cable tray copper conductor of cross sectional area 16 Sqmm single core all as specified and directed by Engineer- in-charge.

Material and labour for taking down the 7.5 Capacity pump from base plate after disconnecting the all pipe lines and transporting (to & fro) workshop for repair, dismantling the complete pump and reassembling/re-fixing in original position, testing & commissioning complete all as specified & directed by Engineer-in-charge with the replacement of the followings:-.

Casing Ring

Impellar ring

Impellar

Coupling seal

Coupling rubber

Shaft/sleeve

Bearings for pump

All as per item No above but 5 HP complete all as specified and directed.

Casing Ring

Impellar ring

Impellar

Coupling seal

Coupling rubber

Shaft/sleeve

Bearings for pump

All as per item No above but 2/3 HP complete all as specified and directed.

Casing Ring

Impellar ring

Impellar

Coupling seal

Coupling rubber

Shaft/sleave

Bearings for pump

M&L for repair and replacement insulation to hot water GI pipe and cold water GI pipe of size 80/100 mm by using suitable insulation, testing complete all as specified and directed by Engineer-in-charge

M&L in replacement of pipe galvanised iron 'Medium' class fixing on wall , floor etc complete including fitting of size 100mm

All as per ser item number 74 but of size 80 mm

All as per ser item number 74 but of size 50 mm

All as per ser item number 74 but of size 40 mm

All as per ser item number 74 but of size 25 mm

All as per ser item number 74 but of size 20 mm

M/s Yash Electrical and Maintenance

Mahesh Dave