Wellworth Ecatalog - page 130

TheRevobrand is the standard for excellence and
performance in actuator technology and iswidely
recognised in theprocess industries as a leader inquality
and innovation. That innovation is partneredwith a
manufacturing excellence todrive advances inproduct
technology.Withour combined knowledge and experience
we canoffer theoptimum actuator for any application.
Revo actuators are primarily used for
the operation of valveswith 90° travel,
such as ball valves, plug valves and
butterfly valves, but also find applications
where rotarymovements of 180°, Multi-
position or others are needed. Revo
quarter-turn actuators can be used for
open/close applications or for control
service.
The range comprises standard
models to suit awide range of torque
ratings and flange connections.
A comprehensive line-up of specific
options further extends the application
capability to provide a configuration to
suit almost every purpose.
On double-acting versions the
valve is opened and closedby the
supply of compressed air to the
actuator. On single-acting actuators
compressed air is applied only in one
direction, movement in the opposite
direction is accomplishedby spring
force. This offers a fail-safe function in
case of a failure in the air supply.
Revo quarter-turn actuators already
complywith the EN-standards, which
will supersede a large proportion of the
DIN-standards, aswell as a variety of
ISO-standarddrafts and various factory
standards used in large scale industry.
Revo –WorldClassActuator Technology
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