South American Valve is a reputed Pilot Operated Safety valve supplier in Colombia.
How does a pilot safety valve work?
When the pilot valve reaches set pressure it opens and releases the pressure from the dome. The piston is then free to open and the main valve exhausts the system fluid. The control pilot opens either to the main valve exhaust pipe or to atmosphere. At set pressure the valve snaps to full lift.
Advantages:
● This helps prevent damage, distortion, and potential leaks that could result from pressure build-up.
● By relieving excess pressure, safety valves help extend t