WBPWD/SEWEC /BED / NIQ- 111 /2023-2024

Amount

Supply, Installation, Testing & Commissioning of Split type AC machines having Cooling Capacity range (6.6 kw - 7.0 kw) with fixed speed rotary compressor, refrigerant gas R32/R410 BEE star rating -3 (EER range 3.5 to 3.99), Air flow range CFM (600-777), Operating Outdoor Temparature = 50ºC and above, Power Supply - 240V,50Hz [ (+-)Tolerrance as per applicable standard ], both condenser and cooling coils made of copper tube connecting chord with plug top confirming to IS 1391 (Part-I & Part- II) with all amendments. The Machine should be equipped with all the requisite control system for the Total System / Temperute / Air - Distribution/ Electrical Power System and others like Remote Sensing Device etc (Make- Mitsubishi Electric/ Mitsubishi Heavy Duty/O General ) Split AC must be following essential requirement i) Indoor PCB unit must be within a metal enclosure as per CEWE order. ii) P2 protected capacitor must be included in each RAC. iii) Comprehensive Warranty : 1 year & additional 5 years on Compressor.

Supply, Installation, Testing & Commissioning of split type AC machines having Cooling Capacity range (5.2 kw - 5.3 kw), with fixed speed rotary compressor, refrigerant gas R32/R410 BEE star rating -3 (EER range 3.5 to 3.99), Air flow range CFM (600-777), Operating Outdoor Temparature = 50ºC and above, Power Supply - 240V,50Hz [ (+-)Tolerrance as per applicable standard ] both condenser and cooling coils made of copper tube connecting chord with plug top confirming to IS 1391 (Part-I & Part- II) with all amendments. The Machine should be equipped with all the requisite control system for the Total System / Temperute / Air - Distribution/ Electrical Power System and others like Remote Sensing Device etc (Make- Mitsubishi Electric/ Mitsubishi Heavy Duty/O General ) Split AC must be following essential requirement i) Indoor PCB unit must be within a metal enclosure as per CEWE order. ii) P2 protected capacitor must be include each RAC. iii) Comprehensive Warranty : 1 year & additional 5 years on Compressor.

The scope of work of above AC machines also includes supply of the following and others to be supplied with the machine

Installation, Testing & Commissioning of Indoor & Outdoor unit of above Hi wall split AC machine after making hole in wall etc as per direction of EIC including S&F of necessary fixing arrangement for indoor and MS outdoor unit, duly painted, Labour charge for cutting of brick wall as per requirement with proper safety and mending good the damages to original finish incl. removal of rubish for installation of AC as per direction of EIC & Charging the extra refrigerant as required as per direction of the EIC. Sealing of the holes in wall created during the copper pipe connection between IDU & ODU by proper sand, Cement Plastery and painting (both inside & outside ) to match up with the original mending good the damages the complete the instn. & cutting of ms grill of window/wall (if needed) and mending good the damages incl painting also scaffolding arrangement as per requirement of all complete as per direction of EIC.

SITC including vaccumiazation and Nitrogen of testing of following HVAC grade nominal size of soft copper refrigerent piping [ Make Royku / Totaline/ Mandeep or brand approved by EIC] for RAC system, complete with fittings with adjustable ring type hanger supports, jointing/brazing after bending, swerazing, welding complete with fittings, elbows, bends, globe valve of suction & liquid line supporting arrangement on walls including accessories, insulated with XLPE class -O tubular insulation/with Class-O closed cell elastometric nitrile rubber [ Make Supreme/ Aroflex or brand approved by EIC] tubular sleeves sections of specified thickness as given below for suction and liquid lines with supports & brackets as per direction of EIC all accessories according to specification etc. as required.

5/8" (15.88 mm.) dia (Soft drawn) Cu. Pipes (As per standard BS864 or ANSIB 16.22) with tube thickness 0.6 mm mm incl. 13 mm thick insulation.

1/4" (6.4 mm) dia (Soft drawn) Cu. Pipes(As per standard BS864 or ANSIB 16.22) with tube thickness 0.6 mm incl. 13 mm thick insulation.

1/2" (12.7 mm) dia (Soft drawn) Cu. Pipes (As per standard ASTMB-280,EN-12735 ) with tube thickness 0.6 mm incl. 13 mm thick insulation.

Wrapping the copper pipe, insulation, cable by 26 SWG aluminum sheet to make it vermin proof and all accessories as per specification etc. as required.

Supply & laying of flexible PVC high quality water carrying pipe of proper size for draining water from already installed AC to any available (nearest) drain water pipe or near to ground level and the pipe must be properly saddled with the wall incl. proper insertion of the flexible pipe to drain water pipe and sealing the entry with required materials like PVC tape, High quality sealing the entry with required materials like PVC tape, high quality sealing gum etc. as reqd. All these arrangement for fixing must be arranged by the agency itself as per direction of EIC. (Make: Brand approved by EIC)

Supply and laying of 1.1 KV single core stranded 'PVC insulated FRLSH grade copper cable incl socketing, shaddling etc.as per direction of EIC ( Make : Finolex/ Havells/ Polycab/ KEI / RR or Brand approved by EIC) of requisite following diameter for the above Air-Conditioners as per direction of Engineer - In - Charge incl. necy. fittings as required as per G.S . [Power cable for connection betweeen indoor and outdoor units & also Control Cable for connection betweeen outdoor units to indoor ]

3 core x 4.0 mm² Round PVC insulated copper cable

4 core x 2.5 mm² Round PVC insulated copper cable

SITC of single phase Timer DB 250V for AC machine in SS double door enclosure ( Make fabrication or L&T/ Legrand/ Hager/ ABB or sample of fabrication all are required to be approved & as per direction by EIC) with S&F following electrical accessories & front door locking arrangement with all connections by finishing the ends of 2x4 & 1x2.5 sqmm copper wire dowells solderless socket by crimping method as to GS earthing attachment on wall incl connections maintaining recommended clearance as per IS & also as per direction of EIC:. i) 32A DPMCB ( Make L&T/ Legrand/ Hager/ ABB) - 1No ii) 24Hr programmable Analogue dial timer switch [Make L&T/ Legrand/ Hager/ ABB] - 1 set iii) 2-pole 40A single phase power contactor incl. 32A Thermal Overload Relay (Make L&T/ Legrand/ Hager/ ABB) with NC - 1 set iv) 25A Auto- 0ff- Bipass SPDT toggle switch (Approved/reputed make or approved by EIC ) --- 1No v ) Outgoing 2 Way connector (make ELMAC) -- 2 nos. vi) Indicator Lamp (ESBEE make)- 2 Nos. vii) Add-on auxiliary contact block (1 NO + 1 NC) -1 no viii) Metal Din Channel MCB support --- 1 no.

SITC of single phase dual Timer DB 250V for AC machine in SS double door enclosure ( Make fabrication or L&T/ Legrand/ Hager/ ABB or sample of fabrication all are required to be approved & as per direction by EIC) with S&F following electrical accessories & front door locking arrangement with all connections by finishing the ends of 2x4 &1x2.5 sqmm copper wire dowells solderless socket by crimping method as to GS earthing attachment on wall incl connections maintaining recommended clearance as per IS & also as per direction of EIC:. i) 32A DPMCB (Make L&T/ Legrand/ Hager/ ABB) - 2 Nos. ii) 24Hr programmable Analogue dial timer switch [Make L&T/ Legrand/ Hager/ ABB or brand approved by EIC ]- 1 set iii) 2-pole 40A single phase power contactor incl. 32A Thermal Overload Relay (Make L&T/ Legrand/ Hager/ ABB) with NC- 2 set iv) 25A Auto- 0ff- Bipass SPDT toggle switch (Approved/reputed make or approved by EIC ) --- 1No v ) Outgoing 2 Way connector (make ELMAC) -- 4 nos. vi) Indicator Lamp (ESBEE make) - 3 Nos. vii) Add-on auxiliary contact block (1 NO+1 NC) - 2 nos. viii) Metal Din Channel MCB support --- 1 no

Supply, fixing of M.S. Safety Net Guard for Outdoor unit of 1.5 / 2.0 ton Split type A.C. machine made with 25mm X 25mm X 6mm thick M.S.Angel & 19mm X 6mm M.S.Flat bar of base size-1320mm X 1160mm X 750mm width, covering with square M.S.Net & complete painting with two coats of metal primer and two coats of ICI Synthetic enamel , fixing the same on outer wall by c.c & plastering the same to the original finish and supply of Lock & Key set.

Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy. Connections.

Lyric International

GITANJALI ELECTRONICS AND ELECTRICALS

SAUMIK GHOSH