LWSS Guler and Haripur Kharian 12 50 HP submersible pump

Amount

Supply and errection of raw water submersible pumping set of make Lubi/Saber/KSB/BS/Crompton confirming to BIS : 8034-1979/5659-1979 ( latest) suitable for lifting clear, cold and fresh water fitted with bronze impellers or suitable allow directly coupled to squirrel cage electric induction motor of same make as that of pump confirming to BIS: 9283-1979 ( latest with upto date ammendments) and totally water proof for submersible duty, isolated from the pump by intermediate casing with double mechanical seal in oil chamber, grease packed lubricated bearings and provided with stainless steel thrust bearing platge to with stand non vertical loads with minimum wear and tear. It should also be fitted with a device to take up; expension of water with the heating of motor including water level guard, errection clamps, cable clips and depth guage etc. The pump shall be suitable for operation on data given below:-

i) Locaton of site:- The site is located at a distance of 2 Kms from Guler Railway station by road and -- mtr by head load. ii) Altitude of place in which pumping set is intended to work:- Altitude of place is 441 m above MSL. iii) Type of current:- AC three phase with frequency of 50 cycles/second. iv) Rated voltage:- 415V+10% (v) Type of water:- Clear cold fresh water. (vi) Charactristics of water:- a) Temprature 20C b) Turbidity upto 50 NTU c) Hardness:- Mg/Litre(as CaCO3) d) PH 7 to 8 e) Total solid Mg/Ltr f) Alkanity---- Mg/Ltr ( as CaCO3) (g) Other (Vii) Depth of T/Well assembly:- ----mtr bgl (viii) LWL in well/T/Well:- 00 mtr (ix) Maximum draw down:- -- mtr (x) Centre line level of pump:- 00 mtr (xi) Discharge level of highest point:- 441.00 mtr (xii) Nos of pump required:- 1 No pump set (xiii) Capacity:- 8.25LPS each pump (xiv) Total head in mtr:- 15 mtr (xv) Length of rising main:- 390 mtr (xvi) Dia of rising main :- 80mm dia pipe (xvii) Pumping hour per day:- 16 hours (xviii) Limit of pump operation :- (-) 25% to (+) 10% of total head (xix) HP of motor/drive unit :- Required BHP of pump at (+) 10% and (-) 25% of total head or BHP with following margins/multiplying factor at duty point, whichever is higher. a) Upto 2 HP=1.5 b) 2 to 5 HP=1.4 c) 5 to 10 HP= 1.3 d) 10to20HP=1.2 e) 20 to 100HP=1.15 f) Above 100 HP=1.10 (xx) RPM of pumping set:- 2900RPM (xxi) Test run:- 8 hours continuously for 7 day

Errection of pump set including cost of tees, bends, tapers and any other fitting required complete in all respect.

dilbag singh (BID ID -577706)

Fakir Mohamad (BID ID -577901)