Keystone Figure 777/778

Keystone Figure 777/778

The compact electric actuator for quarter turn (90°) valve operation providing a torque range from 35 to 4500 Nm.

  • Aluminium housing with ESPC coating
  • Optimized mounting interface for direct mounting on top of Keystone valves
  • Epicyclical gearing for smooth control and low noise level
  • Top mounted position indicator (360 degree visibility)
  • IP67 and NEMA 4X ingress protection
  • Thermal overload protection
  • Clutchless manual override by hand wheel (except smallest sizes)
  • Easy accessible quick connect terminal strip
  • Mechanical travel stops
  • On/off and modulating duty
  • Various options i.e. torque switches, additional voltage free contacts, local control module, etc.

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