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Pro Gear quarter turn gearbox gear operator

Triac Controls gear operators

The Pro Gear Q Series Quarter Turn Gearbox

The Pro-Gear Series "Q" quarter turn gearboxes are rugged, industrial grade products, manufactured with cast iron housing and components. All models in this series feature high performance bearings and a powder coated finish. Gear Operators can be provided for services that require slower opening and of course for larger valves. Various mounting designs are available as well as stem extensions for buried service or improved access.

quarter-turn gear operator Pro Gear Q Series quarter turn geabox features:

  • Stainless Steel input shaft
  • Stainless Steel fasteners
  • Standarised according to DIN / ISO 5211
  • 8 Models up to 12.000 Nm. output
  • Axial needle bearings
  • NBR 70 gasket material
  • Sealed position-indicator
  • Powder coated finish
  • Insert bush system for flexibility and reduced lead times
  • Carefully choosen ratio’s are increasing the MA-rates
  • Blind tapped PCD’s
Pro Gear quarter turn geabox Q Series Documentation >

quarter-turn gearbox Q Series Quarter Turn gearbox DETAILS

APPLICATIONS

The Q series is highly suitable for all general industrial applications as well as applications in chemical, power, HVAC and waterworks. Pro-Gear’s operators are intended for the operation of ball, plug and butterfly valves as well as power and process dampers. The usage of high grade of materials provides a tough, reliable unit for the automation of today’s high performance industrial valves. Several options such as padlocking devices, memory stops, spur gears and limit switchboxes can be eassily mounted on site without any machining, due to the integration of all necessary connections on the housing.

PERFORMANCE SPECIFICATIONS
  • 8 Models
  • Up to 12.000 Nm. Torque range
  • -5º to 95º stroke
  • IP68 sealing
  • -25º to +110º C (-13ºo to +230ºF) temperature range
Torque Nm
M.A. Weight
Type Ratio Output Input +- 10% Kg. (Lb.)
200 40:1 200 16.8 11.9 2
400 44:1 400 31.25 12.8 3.87
800 40:1 800 60 13.3 7.68
2000 48:1 2.000 131 15.3 16.3
4000 72:1 4.000 185 21.6 31.5
4000/PR3 216:1 6.500 95 68.4 44.2
8000 72:1 8.000 255 31.4 51
8000/PR3 216:1 12.000 125 96.0 63.7
1Nm=0,737562 lbf.ft. 1Nm=8,8507 lbf.ins.
[Converting International Units to British Units]

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