3 Screw Pumps

PQJ
PQJ
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Three screw pump

For hydraulic oils, lubricating oils
Admissible delivery pressure up to 10 bar
With safety valve (Standard 5 bar calibration, adjustable from outside, also during pump operation).
Flow rates up to 38 L/minv
Standard use:

  • Auxiliary lubrication circuits,
  • Cooling systems,
  • Filtration systems.

Version with male shaft with bell-housing and flexible coupling for IEC Frame 71 and IEC Frame 80/90 or, for a room effective mounting, to a custom electric motor by SEIM.

Versions for OEM available.

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TECHNICAL CHARACTERISTICS

Specifications - Overall dimensions - Sales Catalogue
Design available SEIM standard, or custom MPQJs motorpump construction for OEM.
Flow rate L/min 38
Flow rate m³/h 2,28
Flow rate USGPM 10
Suction pressure -0.2 to 1 barg (-3 to 14,5 psi) *
Delivery pressure 10
Seal Mechanical or Radial
Bearing Internal, ball type
Bearing lubrication By the pumped fluid
Drive 750 to 3500 rpm
Construction shape SEIM standard, or custom MPQJs motorpump construction for OEM.
IN/OUT GAS (BSP) 3/4"
Safety valve On request, 2 to 6 Bar, or 5 to 10 Bar setting range - adjustable without disassembling the pump. Std setting: 5 Bar
INSTALLATION DATA
  • Installation: Horizontal or Vertical
  • Environment: Industrial
  • Amb. Temperature Min/Max:
  • Operating temperature C°: 32 - 212
OPERATING CONDITIONS
  • Fluids: Hydraulic and lube oils, synthetic or minerals.
  • Solid content: ask SEIM for details
  • Viscosity range cSt: 10- 400
  • Viscosity range SSU: 60 - 1850
  • Speed: 750 to 3500 rpm
  • Rotation (shaft view): Clockwise CW (standard)
MATERIALS
  • Body/Flange: Aluminium
  • O-rings: Viton®
  • Painting: On request

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