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Tube Fair 2010
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To 16th April.

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Deepwell Hand Pump

Salient Features
  • Reliable and proven community hand pump.
  • With minor modifications, it is capable of drawing water from operating depths of up to 45 Meters.
  • Long and heavy handle provides adequate mechanical advantage to reduce pumping effort thus enabling a child to operate this pump with ease.
  • Fully fabricated steel structure duly hot dip galvanized makes the above ground portion very sturdy and corrosion resistant.
  • Easy installation and inexpensive maintenance at village level with little training.
  • Stainless Steel handle axle supported on ball bearing makes the operation easy and trouble free.
  • Design provide adequate sealing of borehole thereby avoiding contamination of water by external sources.
  • Suitable for open well installations.
  • Can be adapted for use with windmill or for motorized operation.
  • Easy availability of spare parts


Hand Pumps Hand Pump
Hand Pump


Construction
  • Pump Head Assembly (Above ground mechanism) consists of three sub assemblies: Conversion head, Water tank and Pedestal. Fully fabricated steel construction duly hot dip galvanized . Also available with different mounting arrangements.
  • Cylinder assembly Consisting of Cast iron body lined from inside with seamless brass liner of 63.5 mm I.D . Gun metal valve components and nitrile rubber cup seals capable of giving discharge of 0.4 litres per stroke of 125 mm. Brass / Stainless Steel Cylinder available in 3 different inner diameters of 50 mm, 63.5 mm and 76 mm to suit discharge requirements of 0.2, 0.4 and 0.4 liters per stroke.
  • Connecting rod 12 mm dia x 3 Meters long mild steel electro-galvanized with hexagonal coupling.
  • Riser Pipe (Drop Pipe) 32 mm N.B. x 3 Meters long G.I. medium with socket at one end.
Performance Data
  • Minimum Bore Size 100mm
  • Stroke Length 125 mm
  • Cylinder setting depth range 9-45mm
  • Discharge per stroke 0.40 ltrs
  • Discharge per hour 0.8 m3
  • Different Cylinder sizes available to suit different discharge requirements
Variable Setting Depths
  • Solid Link Deepwell handpump for 9-21 Meters depths
  • Standard chain link Deepwell handpump for 24 to 45 Meters depths
  • Extra Deepwell handpump for 45-90 Meters depths
Corrosive Waters
Underground sub assemblies are offered in non-corrosive material to handle corrosive water situation.
  • Connecting rod of 12 mm dia x3 Meters long with coupling, made of stainless steel (AISI 304 grade).
  • Brass or stainless steel Cylinder assembly.
  • UPVC riser pipe 48 mm OD x 6 mm wall thick x 3 Metres long with threaded coupling welded on ends.







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