Safety valves PROK (hereinafter referred to as valves), designed for automatic protection of equipment and pipelines from overpressure over a predetermined value through the discharge of excess working medium and ensure the cessation of discharge at the closing pressure and restoration of working pressure in both automatic and manual modes.
The valves are designed for use in explosive environments in premises and outdoor installations, except for underground workings of mines, mines and their above-ground structures according to GOST 31441.1.
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