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| 1 | Supplying and errection of suitable Centrifugal pump set of make KSB/Movi/Kalma/Jyoti/capable of handling clear water confirming to BIS code. The pump shall be fitted with single vane impeller of suitable alloy for handling clear water as per IS 5669-1970 having oil/grease packed bearings and stainless steel shaft, wound stator on motor side with shaft protection sleeves on pump side ensuring better life for shaft. The impeller of pump shall be directly mounted on extended submersible sq cage motor having shaft conforming to BIS 9238-1979 with up to date amendments of 1450 (N) RPM, totally dust and weather proof with detachable pump casing for easy inspection with double mechanical seal, grease/ oil lubricated bearings and provided with stainless steel thrust bearing plate to withstand vertical loads with minimum wear and tear, It should be fitted with device to take up expanion of water on heating of motor & suitable for operation on 415 +/- 10% volts 3 Phase 50 C/S AC supply. The power of motor should be atleast 10% in excess of maximum power required by the pump in complete operating range with mounting stand/ duck foot bend, steel guide wire with mounting hook, lowering chain and standard accessories as supplied by the manufacturers complete and suitable for fulfilling the following requirements:- |
| 2 | Location of site:- About 12 Km. from Kangra Railway station and 1.50 Kms by head load. |
| 3 | The altitude of place:- Altitude of place is 758 m above MSL pumping set is intended to work. |
| 4 | Type of current AC three phase with frequency of 50 cycles per second |
| 5 | Rated Voltage 415V ± 10% |
| 6 | Type of water Clear Water |
| 7 | Charactrstics of water (a) Temperature 20°C, (b) Turbidity---upto---NTU, (c) pH 6.4_, (d) Hardness 60 Mg/Litre(as CaCO3), (e) Total solids Mg/litre, (f) Others : |
| 8 | Depth of Sump well ----- mts. |
| 9 | LWL in tank/Sumpwell --------Mtrs. |
| 10 | Centre line level of pump ----- mts. |
| 11 | Suction Head mtrs. |
| 12 | Discharge level of Highest Point mtrs. |
| 13 | Nos of pumps reqd. 1 No. pumps |
| 14 | Discharge at Duty Point 8.88 LPS (for each pump) |
| 15 | Static Head in meters mts. (for each pump) |
| 16 | Duty/Total head in Mts. 272.71 mts |
| 17 | Length of R/Main 3240 mts |
| 18 | Dia of R/Main 100 mm |
| 19 | Pumping hours per day 20 hours |
| 20 | Limits of pump operation (-) 15% to (+) 10% of Total head at duty point. |
| 21 | Supply of oil immersed star delta starter of make MEI/ L&T/Havells / Siemens conforming to BIS-8544-1979 latest with up to date ammendments for squirrel cage/ slipriing motor (make to be specifiedby the tenders) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release without initial oil filling as the case may be with single phase preventor as IS 1248 (P-I)-1983 with uptodate ammendment. (Note:- Star delta starter upto 37.5 KW, Auto Transformer Stareter between 37.5 KW to 75 KW and Stator Rotor Starter with slippering motor). |
| 22 | Providing and fixing of cast iron sluice valve 100 mm Dia of Kirloskar/leader make of following diameter with hand wheel as per IS:14846 (Class PN-1.0) including SS spindle as per IS:6603 complete with nuts bolts and rubber insertion etc.complete in all respect with in all lead and lifts as per satisfaction of Engineer-in-charge. Please Enable Macros to View BoQ information |
