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Part-turn gearboxes

Worm gearboxes GF 63.2 - GF 125.2, GF 160 - GF 315

GF series of gearboxes are specially used for actuation of Louvers, Dampers and Butterfly Valves, which require quarter-turn applications. Clockwise rotation at the input shaft results in clockwise movement at the lever.

Design features

  • Torque range from 300 Nm to 90000 Nm
  • Swing angles up to 135°
  • Swing lever with 2 or 3 bores for ball and socket joints
  • Pair of ball and socket joints

Ambient conditions

  • High enclosure protection
  • High quality corrosion protection
  • Wide ambient temperature ranges

Interfaces

  • Valve mounting flanges as per ISO 5211 standard

Options

  • Worm wheel made of aluminum bronze

Specifications

Key information at a glance

Design features