• All wetted parts in plastic
• Protection of pumps and process lines
• Affordable cost
• Small dimensions
• Adjustable from 1 to 10 bar
• Nominal diameters from DN 32 to DN 80

Technical Features: 

Body: PVC

Seat seal and O-rings: EPDM (DN32 to DN80) or FPM (DN32 to DN50)

Relief pressure: Adjustable 1 to 10 bar

Pressure class: PN 10 (at 20 °C )

Temperature limits: +10 to +50°C

Inlet/ outlet size: DN32 to DN 80

Hysteresis: Approximately 0.5 bar

Connections DN32 to DN50: PVC unions or PVC spigot ends

Connections DN65 & DN80 Inlet: PVC flange; Outlet: PVC spigot end

Flow rate limit: 3 m/s as a maximum