Type F 550 S with three-phase motor

Features and benefits:

  • recommended for low to high viscosity, pasty, but still free flowing products
  • eccentric worm-drive pump with bearing flange in aluminium
  • with mechanical seal or stuffing box
  • low wear due to low pump speed
  • vertical and horizontal use
  • outer diameter of pump tube 50 or 54 mm
  • Type F 550 SX.-50/21 for use in Zone 0, tested and certified according to ATEX-Directive 94/9/EC, EC-Type-Examination Certificate No. PTB 99 ATEX 4050/4051 X
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Positive displacement pump - eccentric worm type:

  • smooth pumping with very little turbulences
  • low wear, no valves, vanes etc.
  • vertical and horizontal use

Technical specifications

The pump is available in:

  • Pump: stainless steel 316 L / 316 Ti (S)
  • Stator: PTFE, NBR, CSM, FKM

Available drive motors:

  • Three-phase motor 0,75 or 1,1kW, 930 or 700 min-1
    jet-proof to IP 55 or explosion-proof to ATEX
  • Air motor 0,5 - 1,8 kW, 1000 min-1 at 6 bar,
    explosion-proof to ATEX

Immersion lengths:

  • 700, 1000 and 1200 mm (other lengths on request)

The picture shows:

  • Eccentric worm-drive pump Type F 550 S-50/21 with three-phase motor