Deep well Submersible Pump

Naigra Sheet Metal Stainless Steel Submersible pump are specially designed, with the use of latest manufacturing techniques. Years of experience, superior design and better manufacturing techniques have resulted into development of this range of pumps, which are efficient and reliable in operation. Strict quality assurance standards during the total process assure trouble free and reliability in operation requiring minimum maintenance. The pump range consist of many pump sizes is available with an optional number of stages to match any duty point.

Special Features of Motors

• Low weight high efficiency
• Suitable to 4” , 6 “ & 8” Submersible Motor.
• All bearings are water- lubricated and have a square shape, enabling sand particles, if any, to leave the pump together with the pumped liquid.
• Bearing bush is made of anti friction rubber to withstand wear resistance.
• Non return Valve made in stainless steel (AISI 304 Grade). The valve casing is designed for optimum hydraulic properties to minimize the pressure loss across the valve and, thus, contributes to the high efficiency of the pump.
• Pump motor coupling is according to NEMA standard.
• Redial flow and mixed flow impellers & bowl made from stainless steel (AISI 304 Grade).
• Stop Ring which is designed as thrust bearings limits axial movements of pump shaft.
• Suction Case , stage casing and discharge chambers are made by stainless steel (AISI 304 Grade)from sheet metal so rust free and long service life
• The inlet strainer prevents particles over a certain size from entering the pump.

Standard Specification -:

• Operating Limit in 50 hz
  Capacity : maximum 78m3/h
  Head : Maximum 440 Mtr.
  Liquid Temperature : 00 C bis 600 C
  Send Content : max. 50g/m3
• Operating Limit in 60 hz
  Capacity : maximum 118m3/h
  Head : Maximum 460 Mtr.
  Liquid Temperature : 00 C bis 600 C
  Send Content : max. 60g/m3
• Starting Per hour : Max 15 to 20
• Normal Outlet Size : 2”, 2.5” , 3” & 4”
• Immersion : 1 Mtr minimum
• Pumped liquid : Clean Free from solid chemically natural and close to the characteristics of water

Applications -:

• Irrigation and Drip Irrigation.
• Sprinkler, Gardening and Nursery.
• Domestic water supply.
• Bungalows.
• Housing complexes.
• Ornamental fountains.
• Small farms.
• Industrial water supply schemes
• Fire Fighting Systems

Additional Information:

• Port of Dispatch: Any Indian Port
• Production Capacity: 300 Per Day
• Delivery Time: 2 to 3 Week After Conform Order
• Packaging Details: Export Worthy

Special Features of Motor

• Motor suitable for wide voltage 180/230V for 1 Ph & 380/415V for 3 Ph
• 2800 RPM (Syn) speed.
• Cap Start & Run (PSC), totally enclosed, water filled, squirrel cage induction motor suitable for 1Ph & 3 Ph AC supply in 50 Hz.
• Stainless steel stator body-rust preventive.
• Winding wire poly propylene with insulation Class-B
• Stainless steel rotor shaft - rust preventive and longer life.
• Powder coated rotor and baked for rust prevention.
• Rotor dynamically balanced-longer life.
• Specially designed carbon thrust bearing set more life.
• Ease in rewinding - serviceability

Special Features of Pump

• Multistage pumps with new hydraulic design offers high level of performance, mechanically build to last long and provide un-interrupted service.
• Suction and discharge outlets are made of Cast Iron with nickel coating. Also available in Stainless Steel on request.
• Carefully designed impeller and Diffusers are made of resin impregnated thermoplastic. This material ensures high performance and longer life cycle of pump.
• Pump casing is of PPO 20% GF & PC 10% GF
• Pump shaft in SS410.
• Hexagonal Bearing bush and Stainless Steel Sleeve with hard chrome increase the wear resistance of this pump against sand.
• Efficiently designed check valve guarantees trouble free service. even in most critical application.
• Cable guard and strainer in stainless steel.

Standard Specification

• Power range : 0.37 kw to 2.2 kw - Single Phase / 0.37 kw to 5.50 kw - Three Phase
• Speed : 2880 RPM
• Version : A.C. Single Phase, 180-230 V. 50 Hz Capacitor Start & Run [CSCR], A.C. Three Phase, 380-415 V. 50 Hz Direct on Line [DOL]
• Type of Duty : S1 [Continuous]
• Flow Rate upto : 0.20 to 7.0 Lps (Redial Flow)
• Head Range upto : 8 to 180 mt. (Redial Flow)
• Nominal Outlet Size : 25, 30, 40, & 50 mm
• Maximum Liquid-Temperature : 35° C

General

• Better design - Optimum efficiency - Low power consumption.
• Light weight - Ease in installation.
• Silent running.
• Reliable in operation.
• Pumps & Motor Couplings are according to NEMA Standard For Export.

Applications

• Irrigation and Drip Irrigation.
• Sprinkler, Gardening and Nursery.
• Domestic water supply.
• Bungalows.
• Housing complexes.
• Ornamental fountains.
• Small farms.
• Industrial water supply schemes.

Additional Information:

• Minimum Order Quantity: 50 Set
• Port of Dispatch: Any Indian Port
• Production Capacity: 300 Per Day
• Delivery Time: 2 to 3 Week After Conform Order
• Packaging Details: Corrugated box

Naigra OF4" (100MM Oil Filled) Submersible pump sets are specially designed, with the use of latest manufacturing techniques. Years of experience, superior design and better manufacturing techniques have resulted into development of this range of pump sets, which are efficient and reliable in operation. Strict quality assurance standards during the total process assure trouble free and reliability in operation requiring minimum maintenance. Elevated starting torque, mechanical Compactness, superior performance together with most complete range of Products are the principal feature making the OF4" Series Pump Sets. The special design allow an easy access and replacement of all parts subject to the Wear marking simply and quick the eventual servicing of The Pump Sets.

Special Features of Motor

• Motor casing and shaft made in Stainless Steel AISI 304.
• Upper / lower bracket & Motor base of Cast Iron. Also Available Stainless Steel on Request.
• Axial and radial thrust ball bearing.
• Standard mechanical Seal graphite\ceramic.
• Optional able seal type SIC
• Special Cooling fluid for a better lubricant effect to increase life of moving parts.
• The liquid with its high thermal capacity diaphragm and sand slinger protection.
• Flange & Shaft Protrusion as per NEMA Standard for export.
• Degree of Protection: IP 68.
• Dynamically balanced rotor ensure smooth running.
• Winding wire is dual coated with insulation class-F.
• Removable cable connector.
• Motor cable length 3m/3 core.

Special Features of Pump

• Multistage pumps with new hydraulic design offers high level of performance, mechanically build to last long and provide un-interrupted service.
• Suction and discharge outlets are made of Cast Iron. Also available in Stainless Steel on request.
• Carefully designed impeller and Diffusers are made of resin impregnated thermoplastic. This material ensures high performance and longer life cycle of pump.
• Pump casing is of PPO 20% GF & PC 10% GF
• Pump shaft in SS410.
• Hexagonal Bearing bush and Stainless Steel Sleeve with hard chrome increase the wear resistance of this pump against sand.
• Efficiently designed check valve guarantees trouble free service. even in most critical application.
• Cable guard and strainer in stainless steel.

Standard Specification

• Power range : 0.37 kw to 2.2 kw
• Speed : 2880 RPM
• Rotation : CCW
• Version : A.C. Single Phase, 220-230 Valt. 50 Hz Capacitor Start & Run [CSCR],
• Type of Duty : S1 [Continuous]
• Nominal Outlet Size : 32, 38, & 50 mm
• Maximum Liquid-Temperature : 45º C with at least 0.08 mt/sec of water Flow Speed.

General

• Better design - Optimum efficiency - Low power consumption.
• Light weight - Ease in installation.
• Filled with special grade oil Lubricant.
• Silent running.
• Reliable in operation.
• Pumps & Motor Couplings are according to NEMA Standard For Export.

Applications:

• Irrigation and Drip Irrigation.
• Sprinkler, Gardening and Nursery.
• Domestic water supply & Industrial Water Supply Schemes.
• Bungalows & Housing complexes.
• Ornamental fountains & Small Farms.

Additional Information:

• Minimum Order Quantity: 50 Piece(s)
• Port of Dispatch: Any Indian Port
• Production Capacity: 300 Per Day
• Delivery Time: 2 to 3 Week After Conform Order
• Packaging Details: Corrugated Box

Naigra 200 MM Submersible pumpsets are specially designed, with the use of latest manufacturing techniques. Years of experience, superior design and better manufacturing techniques have resulted into development of this range of pumpsets, which are efficient and reliable in operation. Strict quality assurance standards during the total process assure trouble free and reliability in operation requiring minimum maintenance. Special Features of Motor Motor suitable for wide voltage 250/415V for 3 Ph 8

Additional Information:

• Minimum Order Quantity: 50 Set
• Port of Dispatch: Any Indian Port
• Production Capacity: 300 Per Day
• Delivery Time: 2 to 3 Week After Conform Order
• Packaging Details: Wooden Box

Special Features of Motor

• Motor suitable for wide voltage 250/415V for 3 Ph
• 6" Water Lubricated Motors are rewindable
• Winding wire poly propylene with insulation Class-B
• Upper & Lower base made in cast iron and also available in SS 410 on request.
• Stamping material made in cold rolled Ele. Grade
• Stator shell is of SS 304
• Dynamically balanced rotor ensure smooth running.
• Solid copper bars inserted into our one piece billet rotor offer greater rigidity
• EN -8 rotor shaft - rust preventive and longer life.
• Lip seal and sand guard to prevent ingress of impurities into the motor.
• Specially designed carbon /SS 3 Lose Segment thrust bearing set more life.
• Mounting is vertical / horizontal
• Motor cable length: 3m/3 core

Special Features of Pump

• Suction, stage casing and discharge outlet in Cast Iron and also available in Stainless Steel on request.
• Impeller in Bronze or SS- 410 for radial and mixed flow.
• Stainless Steel Sleeve with hard chrome increase the wear resistance of this pump against sand.
• Pump shaft in SS - 410.
• Bush Material made in LB (LTB-4) & Nitrile Rubber bush.
• Additional bushes are fitted depending on the number of stages for redial flow & mixed flow pump.
• Non return value (NRV) of SS.
• Cable guard and strainer in Stainless Steel.
• Complete Stainless Steel pump available on request.

More Features

• Easy to install and low running cost.
• Superior material of construction, design, high quality and state of the art manufacturing process ensure minimum maintenance.
• Easy assembling, dismantling
• High pumping efficiency for reduced running costs.
• Energy efficient radial and mixed flow models. Improved hydraulic design ensures better efficiency.
• Design to start at low voltage and withstand wide voltage fluctuations.
• Noiseless Operations.
• Maintenance free water lubricated bushes.
• Replaceable wearing parts.

Standard Specifications

• Range: - 2.2 Kw to 37.5 kW (3 to 50 HP).
• Version :- A.C. Three Phase, 250-415 V.- 50 Hz
• Speed :- 2900 RPM
• Nominal Outlet Size :- 50 MM, 65 MM & 75 MM
• Head Range :- 8 to 270 Mtr.
• Flow Rate upto :- 0.6 to 25 LPS
• Maximum Liquid Temperature :- 500 C
• Allowable voltage variation:- 6%/-10%
• Rotation :- Clockwise when viewed from motor end

Additional Information:

• Minimum Order Quantity: 50 Piece(s)
• Port of Dispatch: Any Indian Port
• Production Capacity: 300 Per Day
• Delivery Time: 2 to 3 Week After Conform Order
• Packaging Details: Export Worthy Wooden Box