47
REV
AL 182
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR
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DESCRIPTION AND OPERATION
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REV. 00
EN
4.5.3 - SLAM-SHUT VALVE
The slam-shut valve is a safety device is used to shut off the gas flow if the pressure value at the control point exceeds the
calibration value of the valve itself.
The slam-shut valve is incorporated in the main regulator of the equipment and consists of:
• a control system;
• the slam-shut device mechanism.
In the event of tripping, the slam-shut valve shuts off power supply to the regulator and its control pilot.
Summary of Contents for REVAL 182
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