REPAIR MAINTENANCE OF CHILLER PIPE LINES AND CONNECTED WORKS UNDER GE (U) PM DELHI CANTT-10

Amount

Material and Labour for frame work with angle iron for frame support, with fabrication, welding joining including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 including taking down old unserviceable one complete all as specified and as directed.

Supply, fixing and testing in replacement of three pole power contactors of capacity MNX-32 including NO or NC auxiliary contact block, coil voltage 230 V ,control wiring, thimbles, etc and including taking down of old one complete all as specified and as directed.

Supply, fixing and testing in replacement of three pole power contactors of capacity MNX-25 including NO or NC auxiliary contact block, coil voltage 230 V ,control wiring, thimbles, etc and including taking down of old one complete all as specified and as directed.

Supply and fixing and testing in replacement of three pole power contactors of capacity MNX-18 including NO or NC auxiliary contact block, coil voltage 230 V ,control wiring, thimbles, etc and including taking down of old one complete all as specified and as directed.

Supply and fixing in replacement over load relay 30-50 Amps complete all as specified and directed.

Supply & fixing in replacement brass terminals of follwing ways complete all as specified and directed.

Material and Labour in replacement of unserviceable 3 way modulating motorized valve with Teflon gland, with linear movement actuator 24 V AC input supply, 0-10 V input signal with modulating thermostat & transformer of following sizes complete all as specified and directed.

32mm dia

65mm dia

50 mm dia

40 mm dia

80 mm dia

100 mm dia

Supply and fixing in replacement cast iron Y strainer flenged ends with SS perforated sheet screen of following size complete all as specified and directed.

100mm dia

150mm dia

200mm dia

32mm dia

65mm dia

50 mm dia

80 mm dia

Supply and fixing in replacement cast iron butter fly valves lever operated SS disc type nitrile/EPDM rubber lining PN 16 of following size dia complete all as specified and directed.

300 mm dia.

200 mm dia.

150 mm dia.

125 mm dia.

100 mm dia.

80 mm dia.

50 mm dia.

65 mm dia

Supply, Laying, jointing and testing of under electric cable XLPE insulated, 1100 volt grade heavy duty armoured with stranded aluminium conductor laid in trenches/duct/pipe including all electrical connection with required lugs and nuts, bolts complete all as specified and directed.

3.5 core 70 Sqmm

3.5 core 95 Sqmm

Supply and fixing in replacement motorized spring return actuator for device with control panel and temprature sensor complete all as specified and directed.

Supply and fix in replacement Galvanised iron strip 32X6 mm as earth continuity conductor including fixing arrangement on suitable size insulator complete all as directed.

Material and Labour earthing complete with GI plate electrode of size 600 x 600 x 6 mm thick bured directly in ground vertically at a depth not less 2.25 mtr below normal ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal ground level surrounded from all sides by 1.5 cm thick packed layer of charcoal of dust and common salt filling in alternate layers and making electrode connection by using GI strip of size 32X6 (up to 7 meter GI strip included) mm by means of bolts nuts check nuts and washers made of brass and earth strip protected by light grade 40 mm dia GI Pipe upto test point and connected to main switch board are main controlled board with provision of GI pipe medium grade 20mm bore for watering including funnel wire mass RCC pit cover and PCC Chamber pit with 1:2: 4 type C2 (including excavation earth work) all as specified and shown on plate No 5 of SSR Part-1.

Supply and fixing in replacement 80 mm dia cast iron non return valves of pressure class PN 1.6 including nuts, bolts, washers, gaskets, etc for Central type AC plants complete all as specifed and directed.

ditto- all as per item No. 14.00 above but 100mm dia

ditto- all as per item No. 14.00 above but 150mm dia.

Ditto- all as per item No. 14.00 above but 250mm dia.

Supply, Installation , Testing and commissioning in repair of perfabricated type cable tray of size 45mm wide x 50mm x 1.6mm fabricated out of perforated hot dip galvanized sheet of minimum 1.6mm thick with 50mm flange to be installed horizontally or vertically. The cable tray shall be complete including cost of bends, elbows, cross, tees, reducers etc. site condition and rate shall include cost of anchor fastners, screw, nuts, bolts and misc. and other fixing hardware painting of support structure etc as required complete all as specified and as directed.

All as per Item No. 18.00 above but of size 75mm wide x50mm x 1.6mm complete all as specified and as directed.

All as per Item No. 18.00 above but of size 150mm wide x50mm x 1.6mm complete all as specified and as directed.

Material and Labour for cutting of existing MS/GI water mains of size 80 mm dia of chiller/condensor/cooling towers & GI pipes of make-up tanks of central AC plant at different points/section for replacement with new MS pipe in short lengths including MS fittings complete all specified and as directed.

All as per item No. 21 here-in-before but of size 100 mm.

All as per item No. 21 here-in-before but of size 125 mm.

All as per item No. 21 above but of size 150 mm.

Taking out old unserviceable MS pipes and Supplying & laying , commissioning & testing mild steel (Heavy) 'C' class pipe of size 80 mm dia on exposed surface / underground (in trenches) including welding works, connections with existing chilled water line, chiller, pump, fabrication of bends, MS flange, tees, reducers, shoe, support (brick masonry block & wooden support for underground / MS angle- clamp & wooden support for exposed surface) along with priming coat of steel primer as per standard specification complete all specified and as directed. Note:- (i) The rates quoted by the contractor shall deemed to include the cost of MS fittings required during laying of MS Pipes. (ii) The Pipes of sizes 150 mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150 mm shall be heavy class of thickness min. 7mm as per IS: 3589. (iii) Cost of excavation, returning, filling and removing shall be paid separately under relevant item.

All as per item No. 25 here-in-before but of size 100 mm.

All as per item No. 25 here-in-before but of size 125 mm.

All as per item No. 25 here-in-before but of size 150 mm.

Material and Labour for replacement of chilled water or refrigerent MS class 'C' pipe insulation inside the building but excluding valves/strainers/pr gauges etc and adequately supported on rigid supports and duly insulated with closed cell elastometric nitrile rubber of class 'O' insulation and insulation applied by adhesive confirming to standard OEM specifications secured with 0.63 mm GI sheet cladding complete at the joints and repairing of damage to the buildings if any etc as per specifications and as required complete in all respects.The size of pipes and insulation shall be as shown below:-

50 mm Pipe (32mm thick insulation)

65 mm Pipe (32mm thick insulation)

80 mm Pipe (40mm thick insulation)

100 mm Pipe (40mm thick insulation)

125 mm Pipe (40mm thick insulation)

150 mm Pipe (40mm thick insulation)

200 mm Pipe (40mm thick insulation)

250 mm Pipe (40mm thick insulation)

Taking out all electrical connections of old unserviceable motor with pump of any capacity, supply & fix new motor pump for chiller /conderser pumps of capacity 10 HP, 3 phase, 440+ 10%, 50 Hz, 1400-1500 RPM, IP-55, 4 Pole protected with suction and discharge as per existing at site including necessary arrangements for mouting on existing angle iron frame, nuts, bolts and washers of suitable size, connecting with the existing frame and pump complete all as specified and as directed.

Taking out all electrical connections of old unserviceable squirrel cage motor of any capacity, supply & fix new squirrel cage induction motor of capacity 7.5 HP, 3 phase, 440+ 10%, 50 Hz, 1400-1500 RPM, IP-55, 4 Pole protected including necessary arrangements for mouting on existing angle iron frame, nuts, bolts and washers of suitable size, connecting with the existing AHU blower complete all as specified and as directed.

Taking out all electrical connections of old unserviceable squirrel cage motor of any capacity, supply & fix new squirrel cage induction motor of capacity 20 HP, 3 phase, 440+ 10%, 50 Hz, 1400-1500 RPM, IP-55, 4 Pole protected including necessary arrangements for mouting on existing angle iron frame, nuts, bolts and washers of suitable size, connecting with the existing AHU blower complete all as specified and as directed.

Taking out all electrical connections of old unserviceable squirrel cage motor of any capacity, supply & fix new squirrel cage induction motor of capacity 15 HP, 3 phase, 440+ 10%, 50 Hz, 1400-1500 RPM, IP-55, 4 Pole protected including necessary arrangements for mouting on existing angle iron frame, nuts, bolts and washers of suitable size, connecting with the existing AHU blower complete all as specified and as directed.

Taking out all electrical connections of old unserviceable squirrel cage motor of any capacity, supply & fix new squirrel cage induction motor of capacity 10 HP, 3 phase, 440+ 10%, 50 Hz, 1400-1500 RPM, IP-55, 4 Pole protected including necessary arrangements for mouting on existing angle iron frame, nuts, bolts and washers of suitable size, connecting with the existing AHU blower complete all as specified and as directed.

Taking out all electrical connections of old unserviceable squirrel cage motor of any capacity, supply & fix new squirrel cage induction motor of capacity 3 HP, 3 phase, 440+ 10%, 50 Hz, 1400-1500 RPM, IP-55, 4 Pole protected including necessary arrangements for mouting on existing angle iron frame, nuts, bolts and washers of suitable size, connecting with the existing AHU blower complete all as specified and as directed.

Taking out all electrical connections of old unserviceable squirrel cage motor of any capacity, supply & fix new squirrel cage induction motor of capacity 5 HP , 3 phase, 440+ 10%, 50 Hz, 1400-1500 RPM, IP-55, 4 Pole protected including necessary arrangements for mouting on existing angle iron frame, nuts, bolts and washers of suitable size, connecting with the existing AHU blower complete all as specified and as directed.

P S TRADERS (BID ID -3189691)

Flint India (BID ID -3192620)

Saini Enterprises (BID ID -3192996)

SANJEEV ENTERPRISES (BID ID -3193206)