311 Series
Manual Quarter Turn Worm Gear Operators

Range:

150 Nm to 150000 Nm

110.6 Ft-lbs to 110634.3 Ft-lbs

Product Gallery

Front View
Standard 311 Series
Front View
311 Series with reduction

Optional Features

Front View
311 Series with dual shaft
Front View
311 Series with Chain-Pulley
Front View
311 Series with Pad lock
Front View
311 Series in special materials
Front View
311 Series with Limit Switch

Description

Q-Tork 311 series manual operated gear boxes has been designed keeping in mind the needs of durability and performance. To ensure stringent quality standards and testing norms

Application

311 series quarter turn worm gearboxes are used to operate Ball valve, Butterfly valve, Plug valve and Dampers

Key Features

  • Graded CI Housing & Cover
  • Comprehensive gear ratios with spur input reduction stages
  • High performance axial bearing
  • Powder coated hand wheel for easy and smooth operation
  • Temperature range -30°C to +120°C
  • Light weight with rugged design
  • Maintenance Free
  • Environmental friendly high performance grease
  • Alloy steel-worm & input shaft

Optional Features

  • 311 series quarter turn worm gearboxes are used to operate Ball valve, Butterfly valve, Plug valve and Dampers.
  • Stainless steel- Input shaft, handwheel and hardware
  • Lubricants in temperature variants can be provided
  • Submersibility to IP67
  • Vertical operation with bevel gear attachment
  • Locking arrangement
  • Chain wheel operation
  • Limit switch arrangement