Industrial division

2SP LS 2SP WTG PA PCX PDA PDK PHS PWO POF6 PQJ PXF PXC PZ PZD
2SP LS 2SP WTG PA PCX PDA PDK PHS PWO POF6 PQJ PXF PXC PZ PZD

PZD |  PZD-type 3-screw pumps

Description

PZD-type 3-screw pumps

  • For hydraulic oils, lubricating oils
  • Versions for heavy fuel
  • Flow rates up to 9,000 L/min
  • Admissible delivery pressure (continuous) = 16 bar ATEX Zone 2
  • Standard use:
    • Pumps for lubrication circuits and auxiliary cooling circuits.
    • With internal pressure relief valve.
  • Versions:
    • for high viscosity fluids
    • for emulsified air (noise cancellation)

Technical Specifications

Data installation
Installation Indoor or Outdoor
Environment Industrial, Marine
Temperature Amb. Min / Max -20°C (CS) e -40°C (LTCS) , only storage / 60°C *
Operating working conditions
Fluids Mineral and synthetic lubricating oils TOO HIGH VISCOSITY ', HFC fluids.
Solids content 0% *
Viscosity range to 1,2 a 5000 cSt *
Speed to 750 a 3600 rpm *
Rotation (viewed from shaft end) Hourly
Counterclockwise on request
Specifications
Design available STANDARD Seim S.r.l. - Screws Pumps -, ABS Type Approval,
BV Mode II, RINA
Flow to 1400 a 10000 lpm (da 84 a 600 m3/h; to 369,9 a 2641,8 GPM) *
Suction pressure to -0,5 a 10 barg (da -8 a 146 psi) *
Delivery pressure MAX 16 barg (233 psi) *
Operating Temperature to 0 a 150 °C *
Seal Type Mechanics
Bearing Radial
Bearing lubrication Self-lubricating
Driver Electric Motor
Type of construction Horizontal or vertical
IN/OUT DIN UNI EN1092-1, ANSI150 B16.5
Safety valve Internal recirculation
Materials
Body / Flange GGG40 *
Screws Carbon Steel nitrided *
O-rings Viton ®
Painting on demand

* For different values ​​contact Seim

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