Tender For providing of repair and overhauling service - : control cabin ac compressor lp trip observed frequently and refrigerant leakageobserved from control cabin ac system hp and lp hoses. suspect minor cracks/ pinholes onrubber hoses of ac system. following jobs to be undertaken and ac system to be provedfor satisfactory operation
Tender For supply of isi marked self contained drinking water cooler with (non-cfc refrigerant) energy efficient compressor cooling capacity 150lph type, storage capacity 150l, rate of max. energy consumption/rati ng: 1550 watt, 230v, 50hz conforming to is 1475(part 1):2001 latest make-usha, sidwal, voltas, bluestar o r similar [ warranty period: 30 months after the date of delivery ]
Tender For provision of air conditioners water coolers and misc items at kushinagar international airport - supply , installation , testing & commissioning of 5 star , 1.5 tr high wall type split inverter air conditioner unit with rotary compressor operating on refrigerant r-32/non cfc & copper condensor coil of outdoor unit & having cordless lcd remote , auto restart operation with copper refrigerant gas pipeline insulated with nitrile/polythene foam i/c electrical cable of suitable size copper conductor from indoor to outdoor unit (both upto 10 feet ) i/c standard drain pipe , ms base frame / platform duly epoxy painted for outdoor units suitable for operation on 230v , 50 hz single phase ac supply and capable of performing such standard function like cooling , dehumidifying , air circulating etc complete as required. , supply and fixing of extra copper refrigerant piping (beyond the standard length) complete with suction/ liquid line along with insulation and electrical cabling with pvc protection piping for cable and all accessories required for 1.5 tr as per site requirement. , supply , installation , testing & commissioning of 5 star , 2 tr high wall type split inverter air conditioner unit with rotary compressor operating on refrigerant r-32/non cfc & copper condensor coil of outdoor unit & having cordless lcd remote , auto restart operation with copper refrigerant gas pipeline insulated with nitrile/polythene foam i/c electrical cable of suitable size copper conductor from indoor to outdoor unit (both upto 10 feet ) i/c standard drain pipe , ms base frame / platform duly epoxy painted for outdoor units suitable for operation on 230v , 50 hz single phase ac supply and capable of performing such standard function like cooling , dehumidifying , air circulating etc complete as required. , supply and fixing of extra copper refrigerant piping (beyond the standard length) complete with suction/ liquid line along with insulation and electrical cabling with pvc protection piping for cable and all accessories required for 2 tr as per site requirement. , supply and fixing of 20 mm. dia. u-pvc plumbing/drain pipes required for 1.5 tr split acs on surface including all accessories like bends , sockets and water seal joints etc. complete as required. , supply and fixing of 4 kva automatic digital voltage stablizer having working range 170-270v and complete with connections , testing and commissioning etc. as suitable for 1.5 ton split type air conditioner as per aai preferred make list. , supplying and fixing 20 a , 240 v , spn industrial type socket outlet , with 2 pole and earth , modular type plug top alongwith 20 a c curve , sp , mcb , in pvc box/enclosure , on surface or in recess complete with connections , testing and commissioning etc. as required. make havells , model dboxx mcb protected pvc plastic base model (white) , asin b07bvkq17h or equivqlent. , wiring for circuit/ submain wiring alongwith earth wire with the following sizes of frls pvc insulated copper conductor , single core cable in surface/ recessed steel conduit as required. 2 x 4 sq. mm + 1 x 4 sq. mm earth wire , supply , installation , testing and commissioning of 4.0 tr air-cooled tower/ standing type ac alongwith vibration isolator , as per latest bee standard fitted with 100 percentage copper condensing unit comprising of sealed rotary type compressor with inverter technology and non cfc refrigerant like r410a suitable for stabilizer free operation at 3ph , 415v , 50hz ac supply as required , including supply of power cable , copper piping upto 3 meter and drain pipe upto 3 metre both copper pipe and drain pipe separately enclosed in with nitrile ruber insulation including wrapping in white vinyl tape power cabling between indoor and outdoor upto 3 metre , all necessary ms structure for supporting units , anchor fasteners , nut , bolts , with outdoor stand and ms stand painted with anti-rust paint for mounting outdoor units etc. complete as re
Tender For annual opeartion and maintenance technical service contract for refrigeration system consisting of compressor condensor refrigerant pump evaporator ice bank tanks for madurai dairy for two years
Tender For supply of laboratyr and scientific instruments/tools - laboratory and scientific instruments/tools, compressor: type: refrigeration compressor, hermetically sealed, reciprocating, refrigerant type: r22, cooling capacity: 2355 kcal/hr type, voltage 220-240 v ac, 1- phase (details as per sl. no. 1 at annexure-i)., compressor: type: refrigeration compressor, hermetically sealed, reciprocating, refrigerant type: r134a, cooling capacity: 1411kcal/hr, voltage: 440vac, 25mfd, 1- phase (details as per sl. no. 1 at annexure-i)., compressor: type: refrigeration compressor, hermetically sealed, reciprocating, refrigerant type:r134a, cooling capacity: 0.25hp; supply voltage: 220-240 v ac, 1- phase (details as per sl. no. 1 at annexure-i)., capillary tube : 1.12 mm od, material: copper astm b280 (details as per sl. no. 2 at annexure-i)., capillary tube : 1.20 mm od, 8 ft, material: copper astm b280 (details as per sl. no. 2 at annexure-i)., capillary tube : 1.40 mm od, material: copper astm b280 (details as per sl. no. 2 at annexure-i)., capillary tube : 0.95 mm od, material: copper astm b280 (details as per sl. no. 2 at annexure-i)., thermostatic expansion valve: orifice- 0 no., connection-1/2 x 3/8 flare (details as per sl. no. 3 at annexure-i)., thermostatic expansion valve: ten 068z3348, q-33311 r134a -40 to 10 ps 34 bar. (details as per sl. no. 3 at annexure-i)., hand stop /manual shut-off valve: media: r22, r502, r134a, r407c, r410a; port size: 3/8" sae; cooling method: direct cooling; power: manual; including brass material nut bolt. (details as per sl. no. 4 at annexure-i)., hand stop /manual shut-off valve: media: media: r22, r502, r134a, r407c, r410a; port size: 1/4" sae; cooling method: direct cooling; power: manual; including brass material nut bolt. (details as per sl. no. 4 at annexure-i)., evaporator coil : 1/4" od, material: copper astm b280 (details as per sl. no. 5 at annexure-i)., condenser coil ; 3/8" od, material: copper astm b280 (details as per sl. no. 6 at annexure-i)., dimmer stat : 1500 w, 230 v ac. single phase, 50hz (details as per sl. no. 7 at annexure-i)., pressure gauge : connection 1/ npt 8 0 - 200 psi dial size 2.5" (63mm), connection sizes 1/4" (details as per sl. no. 8 at annexure-i)., digital temperature indicator : range -30 to 200 0c, power supply 230vac, digital display, accuracy 0.01 c channel -12 (details as per sl. no. 9 at annexure-i)., digital temperature indicator : type input cr-al(k-type), rang- 0 0c to 200 0c supply- 230vac, 50hz, channel -12 (details as per sl. no. 9 at annexure-i)., ammeter (digital) : rang 0-10 amp. single phase, digital display, 230v,10%vac (details as per sl. no. 10 at annexure-i)., voltmeter (digital) : rang 0 300-volt, single phase, digital display (details as per sl. no. 11 at annexure-i)., hp/lp cut out relay : hp- 8 to 32 bar, lp-0.2 to 7.5 bar, dual controls, 240 v, 50 va, single pole changeover switch (spdt), contact load 240 v ac: 8 fla, 48 lra (details as per sl. no. 12 at annexure-i)., energy meter : a.c. single phase, 2 wire solid state (static) fully electronic energy meter, accuracy class 1.0 & current rating 5-30 amp. with backlit lcd display for240 volt system fitted with pilfer proof meter box.(details as per sl. no. 13 at annexure-i)., r-134a refrigerant gas : 5 kg filled cylinder; moisture less than 0.001; purity: 99.9%; appearance: colourless; application: refrigerant; type of refrigerant-r134a. (details as per sl. no. 14 at annexure-i)., r-141b refrigerant gas : 5 kg filled cylinder; purity 99.9% appearance: colourless (details as per sl. no. 15 at annexure-a)., r502 refrigerant gas : 5 kg filled cylinder; acidity 0.00001 % appearance: colourless purity 99.9 % (details as per sl. no. 16 at annexure-i)., r407c refrigerant gas : 5 kg filled cylinder; appearance: colourless purity 99.9 % (details as per sl. no. 17 at annexure-i)., r-1234ze hfo refrigerant gas : 5 kg filled cylinder; moisture less than 0.001; purity: 99.9%; appearance: colourless; (de