Imp of LWSS Rainta Dhawwala

Amount

Supply of submersible pumping set of make Lubi/Saber/KSB/BS/Crompton confirming to BIS : 8234-1979/5659-1979 ( 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:-

A SITE CONDITIONS:- i) Location of site:- 10 KM from Ranital Railway station ii) The altitude of installation = Altitude of place is 500 mtr. iii0 Type of current = AC three phase supply with frequenty of iv) Rate voltage = 415 v +/- 10% v0 Type of water and its source = Clear water vi) Charactristics of water temperature dig 20 c PH 7 to 8 Turbidity 50 NTU Total solid -- Mg/Litre Hardness ---- Mg/Ltrs ( as Ca Co3) vii) Depth of T/well assembly 110 mtr. bgl. viii) LWL in well / Tubewell -------Mtr. ix) Maximum draw down -----mtr. x) Centre level of pump 98 mtr. xi) Discharge level of highes point = 154 mtr. xi) No of pumps required 1 No pump st xiii) Cacpacity = 21 LPS for each pump xiv) Total head in mtr.= 115 mtr. xv) Lenth of R/main = 930 mtr. xvi) Dia of R/main = 250 mm dia xvi) Pumping hours per day = 16 hours xviii) Limit of pump operation= (-)15%(+) 10% of total head xix) HP of motor/Drive unit head or= Required BHP of pump at (+)20% &(-)15% of total BHP with following margins/multiplying factor at duty point, whichever is higher a) upto 2 HP=1.5 b) 2 to5HP=1.4 c) 10 to20HP=1.2 d) 20to100HP1.15 xx) RPM of pumping set=2900RPM xxi) Test run= 8 hours contineously for 7 days.

Errectioon charges for all items complete including cost of tee bends tapers and any other fitting with flange required complete in all respect.

ARADHYA ELECTRICAL WORKS (BID ID -504421)

KULDEEP DOGRA (BID ID -503188)