REPAIR OF CENTRIFUGAL PUMPS ,MOTORS , STARTER PANELS , AND ALLIED WORKS AT 509 SU, AF STATION LAITKOR PEAK UNDER GE(I) AF SHILLONG

Amount

Disconnecting carefully 100/120 HP centrIfugal pump from motor, suction/delivery pipe and from foundation complete, lifting the pump from site of installation and transporting to workshop for repair, dismantling the bearing, impeller, shaft with key, outer casing etc and reassembeling the pump after repairs/replacement of unserviceable parts/components, cutting the key slot and turning the shaft on lathe machine, testing at workshop and transporting the same from workshop site and re-installation of pump and fitting on foundation and coupling with motor with proper alignment incl necessary testing and commissioning complete all as specified and directed. Notes : (a) Cost of labour for replacement of new spares/component shall be deemed to be included in quoted rates. (b) New spare parts/components shall be measured and paid as Supply only under respective items of BOQ here-in-after. (c) Cost of cosumables like Oil/Grease/Lubricants shall be deemed to be included in quoted rates.

Dismantling and taking out of the 100/120 HP capacity pump sets of any type (monoblock/centrifugal) complete of any make from any installation , transporting to workshop and re-installation in same position after replacement of worn out spare parts and painting with one coat of synthetic enamell paint to pump only including commissioning and testing on completion all as directed by the Engr-in-Charge. Note : Spares parts will be measured and paid separately under relevent item.

Supply only following spares/components of 100/120 HP induction motor :- Make: Crompton Greaves/ Kirloskar/ KSB

(a) Cast iron impeller WKS 125 suitable for 100/120 HP capacity centrIfugal pump from motor as directed by the Engineer-in-Charge.

(b) SHAFT WKS125/7NOLD suitable for 100/120 HP capacity centrIfugal pump from motor as directed by the Engineer-in-Charge.

(c) Bearing Housing WKS125OLD suitable for 100/120 HP capacity centrIfugal pump from motor as directed by the Engineer-in-Charge.

(d) Cylinder ROLLER BEARING NU 210 suitable for 100/120 HP capacity centrIfugal pump from motor as directed by the Engineer-in-Charge.

(e) Gland packing of suitable for 100/120 HP size at both the side of pump for prevention of leakage as directed by the Engineer-in-Charge.

(f) Bearing Cover WKS125OLD suitable for 100/120 HP capacity centrIfugal pump from motor as directed by the Engineer-in-Charge.

(g) BEAR END COVER WKS125OLD suitable for 100/120 HP capacity centrIfugal pump from motor as directed by the Engineer-in-Charge.

(h) BEARING NUT M39 suitable for 100/120 HP capacity centrIfugal pump from motor as directed by the Engineer-in-Charge.

Supply and fix as in repair O-RING & GASKET SET 100/120 HP capacity centrIfugal pump from motor as directed by the Engineer-in-Charge. Make: Crompton Greaves/ Kirloskar/ KSB

Material and labour Greasing for bearing (of centrifugal pumps / Monoblock pumps) of 15 HP pump sets complete all as directed by Engr-in-Charge.

Material and labour Greasing for bearing (of centrifugal pumps / Monoblock pumps) of 100/120 HP pump sets complete all as directed by Engr-in-Charge.

Taking out old unserviceable single core 50 Sqmm cable and Supply and fixing single core 50 Sqmm Heat Resistant Flame Retardant HRFR PVC Insulated Industrial Cables multistranded copper conductor cable PVC insulated and unsheathed 1100 volts grade conforming to IS-694 with necessary copper lugs pin/ring type and passed through PVC flexible conduit wherever directed as in jumpers of Starter panel complete all as specified and directed. Make: Havells/ KEI/ Finolex/ RR Kable

Supply and fix as in repair Compact Motor Protection Relay - MM10, for Starter panel having Aux Supply 110-240 V AC/DC, CT Secondary 5 Amp, Features : •Flush Mounting with display • Last trip data recording • Protections: - Thermal Overload with pre- alarm - Short Circuit - Earth fault - Phase loss, Unbalance, Phase reversal - Under Current - Prolong starting, Locked Rotor Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Supply and fix as in repair Power contactor, 3 Pole, Type MNX 140 confirming to IS/IEC 60947-4-1, coil voltage 415 volts, having 2 NO + 2 NC contact. AC1 Rating 160 A, AC3 Rating 140 A. Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Supply and fix as in repair Power contactor, 3 Pole, Type MNX 110 confirming to IS/IEC 60947-4-1, coil voltage 415 volts, having 2 NO + 2 NC contact. AC1 Rating 160 A, AC3 Rating 110 A. Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Supply and fix as in repair Thermal overload relay, type MN 12 suitable for MNX contactor separate mounting (CT Operated)relay range 180 to 300 Amps,Ambient temperature compensated up to 55 with Built-in Single Phasing protection,Manual and auto reset mode Conforms IS/IEC 60947-4-1& IEC 60947-4-1 Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Material and labour for sign board of size 5' x 2' x 200 mm including writing [PUMPING ROOM] in capital letters with as per direction , cutting and pasting ACP sheet blue colour as per letters and polycarbonate solid sheet of 20 mm thickness, PGI sheet of 0.8 mm thick and aluminium angles as per the size of the board, clamping, angle iron , welding and fabrication for fixing over the main entry of pump house etc., complete including taking down the old unserviceable glow sign board complete all as specified and as directed

Supply and fix as in repair Single Phasing Preventor (SPP) Fail Safe Type, (3Ph, 3W) ON Delay 2 sec and OFF Delay 7 sec 65 V AC Asymmetry type having 415 VAC, 1 C/O, Conforms IS/IEC 60947-4-1& IEC 60947-4-1 Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Supply and fix as in repair Copper Tape wound round type CT of ratio 300/5A, Burden 10 VA, Class 1.0 having IEC -60044-1, 50 Hz complete all as specified and as directed. Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Supply and fix as in repair Meteringr Current Transformers Resin Cast CT- Protection Class type of ratio 300/5A, Class 5P5, Burden 1.5 VA, Class 1.0 having IEC -60044-1, 50 Hz complete all as specified and as directed. Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Supply and fix as in repair MCCB four pole 250 Amp confirming to IEC 60947-2 & IS – 13947-3 thermal magnetic release and adjustable over load setting 0.8 – 1.0 x In and adjustable short circuit setting 5 – 10 x In and rupturing capacity 36 KA at 415 V AC , 50 Hz. Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Supply and fix as in repair MS nut and bolt with MS washer of any size for jointing of MS column pipes / pump mounting bolts / valves etc. as in repair , complete all as directed by Engineer-In-Charge

Welding work in exc 6mm but n. exc 9mm running pipe line / MS frame in any length and thickness not exceeding 9 mm in any position complete all as directed by Engr-in-Charge.

Taking out old unserviceable/deformed mild steel duct cover plates and Supply and fix Plates (plain or chequered) channels, conforming to Fe-290 (Gde E-165), Square cut or notched (ordinary and counter sunk) forming holes, without any attachment with lifting arrangement in any shape as directed including grinding the sharp edges and painting with two coats of synthetic enamel paint over one coat of red oxide primer complete all as specifed and directed.

Supply and fixing as in repair 3 Pole Power Contactors ML 4 Type with AC3 Rating conforming to IS / IEC 60947-4-1 & IEC 60947-4-1 for 70 Amp Current Rating having 2 NO + 2 NC Aux contacts of Size Fr3. complete as per manufacturer instruction. Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Material and labour for replacement of Electronic Astronominical Timer switch 24 hrs dial Time Switch (Astro Mini) 110 - 240 V AC 1 Phase - 2W , 240 V AC 1 Phase, Base/DIN Mounting in existing panel incl taking down old unsv, all as specified and directed. Make: L&T/ Schneider/ Siemens/ Havells/ Legrand

Disconnecting carefully 15 HP three phase induction motor , 415 Volt from pump, (Make: Marathon Electric)starter panel and foundation complete, lifting the motor from site of installation and taking the motor to repair workshop in vehicle, dismantling the unserviceable winding, cleaning the slots and rewinding with super enamelled copper winding wire with existing guage, turns and weight, insulating sleeves including varnishing and baking properly and reassembeling the motor after replacement of unserviceable parts/components, testing at workshop and transporting the same from workshop to site, re-installation and necessary testing and commissioning complete all as directed. Notes : (a) Cost of labour for replacement of new spares/component shall be deemed to be included in quoted rates. (b) New spare parts/components shall be measured and paid as Supply only under respective items of BOQ here-in-after. (c) Cost of cosumables like Oil/Grease/Lubricants shall be deemed to be included in quoted rates.

Disconnecting carefully 15 HP monobloc pump set motor (Make: Crompton Greaves) from pump, starter panel and foundation complete, lifting the motor from site of installation and taking the motor to repair workshop in vehicle, dismantling the unserviceable winding, cleaning the slots and rewinding with super enamelled copper winding wire with existing guage, turns and weight, insulating sleeves including varnishing and baking properly and reassembeling the motor after replacement of unserviceable parts/components, testing at workshop and transporting the same from workshop to site, re-installation and necessary testing and commissioning complete all as directed. Notes : (a) Cost of labour for replacement of new spares/component shall be deemed to be included in quoted rates. (b) New spare parts/components shall be measured and paid as Supply only under respective items of BOQ here-in-after. (c) Cost of cosumables like Oil/Grease/Lubricants shall be deemed to be included in quoted rates.

Supply and fix in replacement 0.50 HP 1 Phase, 220 V Self Priming Mini-Booster Pumpset having Suction Delivery 25x25 mm,Head Range 6-27 mtr,Motor Power 0.50 HP, Weight 8.1 kg , Discharge rate 31-2 lpm complete all as specified and directed. Make: Crompton Greaves/ Kirloskar/ KSB

Supply and fix in replacement Supplying and laying synthetic Rubber insulated mats 2 mm thick for voltage upto 3.3 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m all as specified and directed.

Taking down old UNSV street/security light, flood light luminaires of any type /any watt any make from pole, building & post top after disconnecting all electrical connection complete all as specified and as directed.

Supply and fixing post top lantern LED type 40 watt 230 watt volts AC outdoor type with decorative post top for 360 degree indirect light IP 65 protection with impact and corrosion resistant complete with driver and lamp complete as specified and directed. Make:- Crompton / Bajaj/ Philips/ Havells/ Osram/ Wipro/ GE Note:- (a) LM-79 and LM-80 certificate from NABL accredited Lab shall be submitted for LED light fittings. (b) Warranty certificate shall be submitted for LED light fitting as per standered format for minium 50000 Hrs. (c) LED light fitting and drivers shall be of same make.

Material and labour for cleaning of pump house vegetation/wild plant and grass,scrapping and removing of algae from stairs, drains,chemical doser room tanks,aeration area and roofs of pump room /filter room,cleaning throughly filter bed walls by scrubbing them using bleach and washing it as per satisfaction of engr-in-charge complate. Following work should be done Twice in a year. Note: All cutters digging and other tools required for cleaning / levelling shall be provided by the contractor.

Material and labour for 40 mm size stone aggregate laid in layers as directed around electricals installations complete all as directed.

Supply and fix as in repair Aluminium bus bar of rating 300 Amps including PVC coated heat shrink sleeves of size 40 mm X 10 mm of 1.2 mtr length as directed by Engr-in-charge complete all as directed.

Material and labour for earthing complete with Copper earth plate 60 cm X 60 cm X 3.15 mm thick buried vertically in ground to depth not less than 2.25 metres deep below ground level, with top edge of earth plate not less than 1.5 m below ground level, connected to copper earth strip of size 20mmx3mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel besides welding at all joints as shown in drawing and including excavation and earth work, GI pipe light grade 40mm bore for protection of earth wire and connected to continous earth lead on pole/test point, supplying and laying charcoal dust common salt PCC 1:2:4 type B1, chamber and MS angle iron frame 40x40x3mm and RCC cover 40mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways with MS handle 12mm dia, PGI/CI funnel and wire mesh, 20mm dia GI pipe medium grade for watering all as shown in electrical plate No 5 on srl page No 497 of SSR Part I (2009) drawing and connection to earth test point including testing and including dismantling and taking out old earthing complete all as specified and directed. Note : (i) The cost of earth lead /strip and GI pipe for protection of earth lead/strip upto 7.5m is included in the quoted rate. (ii) The cost of excavation, earth work is included in the quoted rate.

Material and labour for Earth continuity conductor of 20x3mm copper strip with insulator fixed to wall on batten or 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, including dismantling complete all as directed.

M/S Shillong Supply Syndicate (BID ID -3154365)

M/S BISWA CONSTRUCTION (BID ID -3157906)