APV VRA / VRAH vacuum valves

Vent valves of the VRA series are used to protect tanks and containers from vacuum. The main function is to quickly balance large pressure differences that occur when unloading or washing tanks. They are used in the brewing, pharmaceutical, dairy and food industries.

Component characteristics

Type: piston, pneumatically operated, safety valve
Dimensions: DIN DN50-150
Installation: On the tank or reservoir
Seals: EPDM, FPM, VMQ
Other: pneumatic seat lift, minimum pressure 20 mm w.c.

Features and benefits

Safe operation is guaranteed by: metal valve shaft, elastomer seat seals, plain bearings made of fluoroplastic.
Product wetted surfaces of stainless steel AISI 316L / DIN EN 1.4404.
Rapid response to incoming signal.
Pneumatic seat lift actuator for remote control of functions without maintenance.

Hermetically sealed, gas-tight design.
Optimal cleaning - thanks to the spherical housing and nozzle inside. No liquid splashes, thanks to drip tray.
Optional - proximity switch on the saddle elevator actuator. It provides position feedback indicating fully open, for use during cleaning or to check operation.

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