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What is Vacuum Breaker Valve Specifications about?

This document provides information about vacuum breaker valves, including: - The valves allow large quantities of air into pipes during emptying or depressions to prevent vacuum. They are normally closed by a spring and open when pressure drops below 0.02 bar. - Materials include ductile iron body, stainless steel and bronze internals, and NBR/EPDM elastomer seat. Coatings include non-toxic epoxy. - Technical data includes aeration capacities in tables on page 30, test pressures from PN10 to PN25, and

Author

Cirilo Sousa

Language

EN