3 Screw Pumps

PWOF
PWOF
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For hydraulic oils, lubricating oils
Admissible delivery pressure (continuous) = 120 bar at 2900 rpm
ATEX Zone 1
Flow rates up to 1,500 L/min
Standard use:
General high pressure industrial uses, hydrostatic bearing and hydraulic drive.

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TECHNICAL CHARACTERISTICS

Specifications - Overall dimensions - Sales Catalogue
Design available Standard SEIM
Flow rate L/min 650
Flow rate m³/h 40
Flow rate USGPM 172
Suction pressure -0.5 to 10 barg (-8 to 146 psi) *
Delivery pressure 120/100
Seal Mechanical
Bearing Radial ball
Bearing lubrication Self-lubricated
Drive 1450 to 3500 rpm, depending by the pump size *
Construction shape Standard SEIM
IN/OUT SAE 3000
Safety valve Built-in not available - Built-on as BVPA type for some sizes pump - In-line valves availavle (refer to dedicated section)
INSTALLATION DATA
  • Installation: Indoor or Outdoor, Horizontal or Vertical. Note #2
  • Environment: Industrial, Marine
  • Amb. Temperature Min/Max:
  • Operating temperature C°: 32 - 248
OPERATING CONDITIONS
  • Fluids: Mineral and synthetic lubricating and hydraulic oil
  • Solid content: ask SEIM for details
  • Viscosity range cSt: 10- 400
  • Viscosity range SSU: 60 - 1850
  • Speed: 1450 to 3500 rpm, depending by the pump size *
  • Rotation (shaft view): Clockwise CW
MATERIALS
  • Body/Flange: Aluminium / Cast iron GJL250 (or GJS400) *
  • O-rings: Viton ®
  • Painting: On request

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