VERDER VA50PAPPSPSPFEOO, Repair Parts

Page: 32 / 36

Technical Data
Technical Data
Verderair VA 50 Diaphragm Pump
US Metric
Maximum fluid working pressure 125 psi 0.86 MPa, 8.6 bar
Air pressure operating range 20 to 125 psi 0.14 to 0.86 MPa,
1.4 to 8.6 bar
Air inlet size
3/4 in. npt(f)
Air exhaust size
1 in. npt (f)
Fluid inlet and outlet size (ANSI/DIN flange) 2 in 50 mm
Maximum suction lift (reduced if balls don’t
seat well due to damaged balls or seats,
lightweight balls, or extreme speed of
cycling)
Wet: 31 ft
Dry: 16 ft
Wet: 9.4 m
Dry: 4.9 m
Maximum size pumpable solids 1/4 in. 6.3 mm
Minimum ambient air temperature for
operation and storage.
NOTE: Exposure to extreme low
temperatures may result in damage to
plastic parts.
32° F 0° C
Air consumption
Standard diaphragms
70 scfm at 70 psi; 100 gpm 2.0 m
3
/min at 0.48 MPa,
4.8 bar, 379 lpm
Overmolded diaphragms 75 scfm at 70 psi, 100 gpm 2.1 m
3
/min at 0.48 MPa,
4.8 bar, 379 lpm
Maximum air consumption
Standard diaphragms
140 scfm 4.0 m
3
/min
Overmolded diaphragms 157 scfm 4.4 m
3
/min
Noise (dBa)
Sound power measured per ISO-9614–2. Sound pressure was tested 1 m (3.28 ft) from equipment.
95.2 at 70 psi and 50 cpm 95.2 at 4.8 bar and 50 cpm Sound Power
101.8 at 100 psi and full
flow
101.8 at 7.0 bar and full flow
87.3 at 70 psi and 50 cpm 87.3 at 4.8 bar and 50 cpm Sound Pressure
94.7 at 100 psi and full flow 94.7 at 7.0 bar and full flow
Fluid flow per cycle
Standard diaphragms
1.6 gallons 6.1 liters
Overmolded diaphragms
1.3 gallons 4.9 liters
Maximum free-flow delivery
Standard diaphragms
200 gpm 757 lpm
Overmolded diaphragms 200 gpm 757 lpm
32 859.0302