Assembly and Maintenance of a Gear Pump Unit

The gear pumps belong to the group of positive displacement, rotary piston pumps, which produce flow by transporting the fluid betweenthe teeth of two coupled gears.

ATENG 11932 — Assembly and Maintenance of a Gear Pump Unit

• Each set includes:
  Case for easy transport.
• Tightness test set:
  Manual pump.
  Pressure gauge.
  Flange connections.
  Set of assembly and disassembly tools required for each of the units.
  ATENG 11923.
  Assembly and Maintenance of a Centrifugal Pump Unit
• Maximum power: 3000 W.
• Maximum flow: 30 m³/h.
• Maximum No. of revolutions: 2900 min-1.
• Maximum lifting height: 29.5 m.
• Suction / discharge diameter: DN50 / DN32 mm.
• Pump housing and impeller: Cast iron.
• Shaft: AISI 304 Steel.
  ATENG 11924.
  Assembly and Maintenance of a Multistage Centrifugal Pump Unit
• Maximum power: 4000 W.
• Maximum flow: 24 m³/h.
• Maximum No. of revolutions: 2900 min-1.
• Maximum lifting height: 50.5 m.
• Suction / discharge diameter: DN50 / DN50 mm.
• Pump head: Cast.
• Shaft: AISI 304 Steel.
  ATENG 11926.
  Assembly and Maintenance of a Screw Pump Unit
• Maximum power: 500 W.
• Maximum flow: 0.8 m³/h.
• Maximum No. of revolutions: 532 min-1.
• Design pressure: 12 bar.
• Cover / shaft diameter: 45 / 40 mm.
• Pump material: Cast iron.
• Shaft material: Steel AISI 316.
  ATENG 11927.
  Assembly and Maintenance of a Diaphragm Pump Unit
• Maximum power: 180 W.
• Flow: 5.5 l/h.
• Number of impulses: 58 imp/min.
• Design pressure: 10 bar.
• Membrane diameter: DN64 mm.
• Head / valve / valve box material: Stainless steel SS 316.
• Piston: PTFE.
  3

Specifications

ATENG 11929.

Assembly and Maintenance of a Piston Pump Unit

• Maximum power: 180 W.
• Maximum flow: 1000 l/h.
• Number of impulses: 116 imp/min.
• Design pressure: 5 bar.
• Piston diameter: DN89 mm.
• Pump Head: Stainless steel SS 316.
• Piston: Stainless steel SS 316.
• Valves and box valves material: Stainless steel SS 316.
  ATENG 11930.
  Assembly and Maintenance of an In-Line Centrifugal Pump Unit
• Maximum power: 1500 W.
• Maximum flow: 12.5 m³/h.
• No. of revolutions: 2900 m-1.
• Maximum lifting height: 21 m.
• Suction / discharge diameter: DN32 / DN32 mm.
• Head and case: Cast.
  ATENG 11932.
  Assembly and Maintenance of a Gear Pump Unit
• Maximum power: 2,2 kW.
• Maximum flow: 5400 l/h.
• Engine No. of revolutions: 1450 min-1.
• Maximum pressure: 6 bar.
• Case and lid Gears: GG – 25 cast.
• Shaft diameter: DN22 mm.
• Gears: Treated steel.
• Shaft: Cementation steel.