Norgren V72G Series Datasheets - Manual (Page 2)

V72G Pressure Relief Valve
Littleton, CO USA Phone 303-794-2611 www.norgren.com ALE-14-5
All Dimensions in Inches (mm)
Technical Data
Fluid: Compressed air
Maximum pressure: 300 psig (20 bar)
Operating Temperature*: -30° to 150°F (-34° to 65°C)
* Air supply must be dry enough to avoid ice formation at temperatures below 35°F (2°C).
Gauge Ports:
1/8" PTF with PTF main ports
1/8" ISO Rc with ISO Rc main ports
1/8" ISO Rc with ISO G main ports
Exhaust Port:
1/4" PTF with PTF main ports
1/4" ISO Rc with ISO Rc main ports
1/4" ISO Rc with ISO G main ports
Materials
Body: Zinc
Bonnet: Acetal
Valve: Brass
Elastomers: Neoprene
Bottom Plug: Acetal
Typical Performance Characteristics
PORT SIZE: 1/4"
RANGE: 5 to 150 psig (0.3 to 10 bar g)
RELIEF CHARACTERISTICS
0 5 10 15 20 25 dm 3 /s
AIR FLOW
0 10 20 30 40 50 60 scfm
INLET PRESSURE
12
9
6
3
0
bar g
150
120
90
60
30
0
psig
2.88 (73)
1.97 (50)
1.89 (48)
1.38 (35)
1.97 (50)
2.48 (63)
1.89 (48)
1.38 (35)
4.03 (102)
0.98 (25) 0.98 (25)
1.01 (26) 1.01 (26)
1/4" exhaust port 1/4" exhaust port
Panel mounting hole diameter: 1.57" (40 mm)
Maximum panel thickness: 0.16" (4 mm)