SPECIAL REPAIR M AND O FOR REPLACEMENT OF BER CENTRIFUGAL PUMP SET AND OTHER CONNECTED ITEMS AT KINHAI PUMP HOUSE UNDER GE DEHU ROAD

Amount

Supply and fix vertical multistage centrifugal pump with inlet and outlet ports on same level(inline) , speed of pump not less than 2900 RPM, flow rate 147.8 cum/hr, head of pump 107.8m, negative suction upto 5 mtrs,no of stages of pump not less than 4, pump orientation vertical,material of base and impeller should be stainless steel, size of inlet and outlet connection DN 150,efficiency class of motor -IE3 (94.3%) rated power not less than 55 KW ,3 phase, 50 Hz. Make- Grundfose model no CRN155-4-1 A-F-AE-HQQE, or Eq in KIRLOSKAR or Willo(Mather &Platt) all as specified and directed by Engr in Charge.

Supply and fix in repair Control panel for 55 Kw centrifugal pump with dimensions 230 mmX 130 mm ,Vertical install position ,suitable for operation in the ambient temperature of the range -5 to 50 degree centigrade ,rated output power 55 Kw ,rated input voltage 415 volts,50 Hz having manual/auto modes of operation,over voltage and under voltage protection(437-342 volts), dry run protection for pump,over load protection,three phase unbalance protection,phase loss protection,phase reversal protection,pump shaft anti rust protection including float switch for level control,pressure control all as specified and directed by Engr in Charge. make :- CP1P 3PH 55KW SD IP41 GI DPC PLUS of Grundfos

Disconnecting electrically and Taking out existing old unserviceable motor pump set of any capacity and depositing in MES store yard all as specified and dirrected

M & L for Earthing complete with Galvanised steel earth plate electrode 60 cmx 60 cm x 6.3 mm thick buried bellow ground level connected to galvanised earth lead directely in ground earth pit not less than 3.20 mtr deep using strip 32x6 mm by means of bolts , nuts, check nuts, and washer of galvanisediron or steel all as shown in electrical plate No-3 SSR Part-1 of 2009 connecting to earthing test point all as specified and directed ,including necessary excavation and earth work in any type of soil ,concre pit CI frame and cover with locking arrangement all as specified and directed by Engr . In charge. Note: Rate quoted deemed to be including excavation by compressor M/C for Soft disintegrated rock to required depth.

M&L for MS Work for making material such as bend,channel,Tee etc includes cutting,welding,other process for shaping of material to get into required shape as per site requirment and fixing on site.

M&L Cutting cast iron pipes of size 200 mm dia and reducing to required length before laying in position for insertion of new tees,branches, etc

Supply and fixing in repair of sluice valve type PN-1.6 double Flanged cast iron type with brass spindle and iron wheel iron nuts, bolts & washers and rubber insertion sheet conforming to IS specification complete and all as specified of size 150 mm dia. . Make: ISI make PN 1.6 Kirloskar/ BIR/ UPADHYA/Balaji

S & F in repair Non Return Valve of size 150 mm dia

Supply , lay & connecting in repair XLPE armoured cables with copper conductor of Size 50 sqmm,3 core all asspecified and directed.

purva engineears and contracters

Om Sai Enterprises

Ganesh Sonajirao Garje

GRACE CONSTRUCTIONS