Valves

BVPA
BVPA
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Relief valve

SEIM three screw pumps PWO Series can be supplied pre - assembled with the relief valve BVPA (pump sizes 025 to 045 included).

BVPA valve block is a safety valve aimed to protect the PWO pump by overpressure (pressure relief valve).

When reaching the valve pressure set, BVPA allows the discharge back to tank.

Valve adjustment is easy achievable via a hex key on its adjusting screw (also with pump operating).

Minimum valve setting value according to SEIM documentation (catalogue / manual).

 

It is not a a flow or pressure limit valve.

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TECHNICAL CHARACTERISTICS

Specifications - Overall dimensions - Sales Catalogue
Design available SEIM Standard
Flow rate L/min 1200
Flow rate m³/h 150
Flow rate USGPM 317
Delivery pressure 100
Construction shape SEIM Standard
IN/OUT BSP (GAS)
INSTALLATION DATA
  • Operating temperature C°: 85 - 175
  • Operating temperature F°: 30 - 80
OPERATING CONDITIONS
  • Fluids: Water based emulsion (min. 5% oil), Cutting oils, Hydraulic oils
  • Solid content: ask SEIM for details
  • Viscosity range cSt: 1- 100
  • Viscosity range SSU: 31 - 50
MATERIALS
  • Body/Flange: Cast Iron, Steel, Aluminium
  • O-rings: Viton®
  • Painting: On request

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