Published: 10/2024
A vacuum interrupter uses a high vacuum to extinguish the arc between a pair of contacts. As the contacts move apart, current flows through a smaller area. There is a sharp increase in resistance between the contacts, and the temperature at the contact surface increases rapidly until the occurrence of electrodePressure Vacuum Breaker | Backflow Prevention AssembliesAdComplete Fire Protection With Our NFPA-Compliant Pressure Vacuum Breaker. Shop Today!Free Shipping· Relief Valves· Backflow Assembly Parts· Auto Control Valves
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