If you want to operate a valve manually, but maintain the advantage of the fail-safe spring's certainty of position when unattended, check out the Kinetrol's manual and fire fail-safe spring handle. This uniquely designed manual operator offers some compelling benefits in automating valves and provides additional plant safety levels. Spring return (also known as "deadman") handles will help you meet individual plant safety requirements and OSHA requirements for valves that must return to the closed position after an operation. Unlike lever handle or gear operators that will leave the valve in the last state, the spring return deadman device ensures that the valve returns to its original starting position powered by the associated spring handle.
The Kinetrol rotary vane design is based upon a single moving part which eliminates additional parts required to convert linear motion to rotary motion. This simple and innovative design provides a highly accurate and extremely reliable actuator for operating valves, drives and dampers, and is perfectly suited for the most demanding process control applications. For more information visit www.kinetrolusa.com or call 972-447-9443.
Showing posts with label deadman valves. Show all posts
Showing posts with label deadman valves. Show all posts
Spring Return "Deadman" Handles: Certainty of Valve Position When Unattended
Spring Return Handle on Ball Valve |
This uniquely designed manual operator offers some compelling advantages in automating valves and provides additional levels of plant safety.
Spring return (also known as "deadman") handles will help you meet individual plant safety requirements as well as and OSHA requirements for valves that must return to the closed position after operation. Different from lever handle or gear operators which will leave the vale in the last position, the spring return deadman device ensures that the handle will always be driven to its original starting position by the associated spring.
Unique Features Include:
- Manual unit cannot be left in the wrong position
- Reliable torque delivery for valve reseat
- Fire fail-safe option, for fail-safe manual operation of valves
- Clockwise or counter clockwise 90° spring action
- Spring housing sealed to IP65 to protect from internal corrosion
- ISO5211 female drive & ATEX Category 2 approved options available forKinetrol actuators 02, 03, 05 and 07
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