Public Health Engineering Department Tender

Supply, Installation, Testing & Commissioning of Non-clog Pumping Unit as per IS 5600 at Raw Water Stage. PUMP: - Type of pump : Non–clog Open well Submersible Vertical Pump • Solid Handling Capacity: 20mm (Minimum)/as specified. • Quality of water: Raw water to be handled MATERIAL OF CONSTRUCTION: • Pump Casing : Cast Iron • Impeller : Stainless Steel • Pump Shaft : Stainless Steel • Motor Body : Cast Iron/SS • Sealing : Dual mech. seal ü The bowl plate shall be provided with name plate depicting all specifications MOTOR: - • Type : Squirrel Cage 3-Phase Induction Motor • Method of starting: Star – Delta/DOL (as specified). • Frequency : 50Hz + 3% • Voltage : 415 ± 6 %, - 15% 3 phase • Class of insulation: Suitable for above rating. • Sealing : Dual mech. seal. Provided with thermal and overload protection The motor shall be made of corrosion resisting materials to resist corrosion under normal conditions and the motor shall have a name plate depicting all specifications Note: Test certificate having the Serial No. of the Pumping Unit along with the performance curve in duplicate from the Manufacturer must be produced on delivery of the item and pumping unit is to be approved from the concerned Sub Divisional office before procuring. Discharge = 10000 GPH, Head = 19 Mtr. Motor Rating: Not less than 7.5 HP

Design, supply, providing, installation, successful testing and commissioning of vertical turbine pumping unit as per IS 1710 driven by VT motor for pumping water from sump of following parameters. Site ConditionAltitude = 1580 Meters/Greater (AMSL) Ambient Temperature = +40ºC to - 15ºC Relative Humidity = 60% Quality of water to be lifted = raw water Sump/liner Bed Level = 8m below from Machine floor level. Water column in liner/sump = 2 m above from sump/liner bed level A. PUMP 1. Discharge = 10000 GPH 2. Type = Self water lubricated, VT pump, open line shaft. 3. Liquid to be handled = Raw Water 4. RPM = 1460 5. Head = 203 mtr 6. Efficiency = Not less than 50% 7. Impeller = bronze/stainless steel 8. Line shaft/head shaft = Stainless steel 9. Length of each line shaft = 1 m maximum 10. Total length of line shaft = 10 m (excluding Head shaft) 11. Impeller shaft = Stainless steel 12. Suction Strainer = MS fabricated 13. Column pipe = Mild Steel of wall thickness not less than 8mm flanged type in assorted lengths 14. VT Pump to be designed with 8 No. of stages or less. B. Prime Mover 1. Type = Vertical hollow shaft, AC squirrel cage induction motor 2. Power Supply = 03 Phase, 415V + 10% AC 3. Frequency = 50Hz + 3% 4. RPM = 1450 Synchronous 5. Efficiency = Not less than 85% 6. motor capacity = 75 HP or Above 7. Class of insulation = F or above 8. Type of duty = Continuous 9. Type of rotor = suitable among single squirrel cage / double squirrel cage, single or double skewed squirrel cage. 10. Method of starting = star/delta The motor should be able to with stand fluctuations in voltage and should be conforming to latest IS specifications C. Accessories Each pump unit shall be provided with proper stiffening box arrangement, non-reverse ratchet, coupling etc as per standard specification besides all other accessories required for satisfactory performance and mechanical works required for installation of pumping unit at site are included in the job. Note: Providing of test certificate & Characteristic Curve of pumping equipment is compulsory and pumping unit is to be approved from the concerned authority before procuring.

Design, supply, providing, installation, successful testing and commissioning of vertical turbine pumping unit as per IS 1710 driven by VT motor for pumping water from sump of following parameters. Site ConditionAltitude = 1580 Meters/Greater (AMSL) Ambient Temperature = +40ºC to - 15ºC Relative Humidity = 60% Quality of water to be lifted = filter water Sump/liner Bed Level = 8m below from Machine floor level. Water column in liner/sump = 2 m above from sump/liner bed level. A. PUMP 1. Discharge = 10000 GPH 2. Type = Self water lubricated, VT pump, open line shaft. 3. Liquid to be handled = Raw Water 4. RPM = 1460 5. Head = 197 Mtr 6. Efficiency = Not less than 50% 7. Impeller = bronze/stainless steel 8. Line shaft/head shaft = Stainless steel 9. Length of each line shaft = 1 m maximum 10. Total length of line shaft = 10 m (excluding Head shaft) 11. Impeller shaft = Stainless steel 12. Suction Strainer = MS fabricated 13. Column pipe = Mild Steel of wall thickness not less than 8mm flanged type in assorted lengths 14. VT Pump to be designed with 8 No. of stages or less. B. Prime Mover 1. Type = Vertical hollow shaft, AC squirrel cage induction motor 2. Power Supply = 03 Phase, 415V + 10% AC 3. Frequency = 50Hz + 3% 4. RPM = 1450 Synchronous 5. Efficiency = Not less than 85% 6. motor capacity = 75 HP or Above 7. Class of insulation = F or above 8. Type of duty = Continuous 9. Type of rotor = suitable among single squirrel cage / double squirrel cage , single or double skewed squirrel cage. 10. Method of starting = star/deltaThe motor should be able to with stand fluctuations in voltage and should be conforming to latest IS specifications C. Accessories Each pump unit shall be provided with proper stiffening box arrangement, non-reverse ratchet, coupling etc as per standard specification besides all other accessories required for satisfactory performance and mechanical works required for installation of pumping unit at site are included in the job . Note: Providing of test certificate & Characteristic Curve of pumping equipment is compulsory and pumping unit is to be approved from the concerned authority before procuring.