V68H – Olympian Plus plug-in system

Pressure relief valves

Technical features

Product Type	Pressure Relief Valves (PRV)
Medium	Compressed air only
Maximum operating pressure	20 bar (290 psi)
Outlet pressure adjustment range	Standard 0,3 … 10 bar (4 … 145 psi) Optional 0,3 … 4 bar ( 4 … 58 psi), 0,7 … 17 bar (10 … 246 psi)
Port sizes	3/4”, 1”, 1 1/4” or 1 1/2”
Gauge Ports	1/8 PTF with PTF main ports Rc1/8 with ISO G main ports
Relief port	1” PTF with PTF yoke ports Rc1 with ISO G yoke ports
Standard compliances	II 2G Ex h IIC T6 Gb II 2D Ex h IIIC T85° Db
Ambient/Media temperature	-20° … +80°C ( -4° … +176°F) Version with gauge: -20° … +65°C (-4° … +149°F) Air supply must be dry enough to avoid ice formation at temperatures below +2°C (+35°F).
Materials	Body, bonnet & yoke: aluminium Adjusting screw: steel Elastomers: NBR Exhaust Bonnet: Zinc alloy Yoke: Zinc alloy Elastomers: NBR