The CVS Self Contained Pump provides reliable
emergency shutdown when an external power source or fuel gas
is not available or not reliable. The unit uses clean hydraulic
Used in conjunction with a linear or rotary spring return
hydraulic operator, the CVS Self Contained Pump is a fail-safe
system which is suitable for ball, plug or other quarter-turn
valves as well as reverse-acting gate valves or other linear
This pump has been proven reliable under the most demanding
operating and environmental conditions. It is designed to
be the foundation for a flexible sensing and control system,
and has built-in temperature compensation and pressure relief.
Generally the module is installed on the operator by CVS
Controls at the manufacturing facility, but can also be field
installed by the user.
The module can be ordered in pressure configurations from
100 psi to 2250 psi.
Low temperature rating good to -50C.