Technical
Technical
Technical Data
Data
Data
Verder
Verder
Verder HI
HI
HI---CLEAN
CLEAN
CLEAN Diaphragm
Diaphragm
Diaphragm Pumps,
Pumps,
Pumps, Models
Models
Models VA
VA
VA---2H52,
2H52,
2H52, VA
VA
VA---2H53,
2H53,
2H53, VA
VA
VA---2H54
2H54
2H54
US
US
US
Metric
Metric
Metric
Maximum fluid working pressure
120 psi
0.8 MPa, 8 bar
Air pressure operating range
20 to 120 psi
0.14 to 0.8 MPa, 1.4 to 8 bar
Air inlet size
1/2 in. (npt(f)
Maximum suction lift (reduced if balls or flappers don’t seat
well due to damaged checks or seats, lightweight balls, or
extreme speed of cycling)
Wet: 30 ft
9.1 m
10 ft (VA-2H52)
3.0 m (VA-2H52)
6 ft (VA-2H53)
1.8 m (VA-2H53)
Dry:
5 ft (VA-2H54)
1.5 m (VA-2H54)
Maximum size pumpable solids
VA-2H52 ball
0.5 in.
12.7 mm
VA-2H53 flapper
2.46 in.
62.5 mm
VA-2H54 flapper
3.8 in.
96.5 mm
Fluid displacement per cycle
VA-2H52 ball
1.3 gallons
4.9 liters
VA-2H53 flapper
0.7 gallons
2.65 liters
VA-2H54 flapper
0.4 gallons
1.5 liters
Maximum free-flow delivery
VA-2H52 ball
180 gpm
681 lpm
VA-2H53 flapper
130 gpm
492 lpm
VA-2H54 flapper
90 gpm
340 lpm
Maximum pump speed
VA-2H52 ball
135 cpm
VA-2H53 flapper
180 cpm
VA-2H54 flapper
225 cpm
Weights
Weights
Weights Values are for vertical pumps, horizontal pumps slightly lower
VA-2H52 ball
111 lb
50.3 kg
VA-2H53 flapper
118 lb
53.5 kg
VA-2H54 flapper
168 lb
76.2 kg
Fluid
Fluid
Fluid Inlet
Inlet
Inlet and
and
and Outlet
Outlet
Outlet Size
Size
Size, stainless steel
VA-2H52
2 in. sanitary flange or 50 mm DIN 11851 male thread
VA-2H53
3 in. sanitary flange or 80 mm DIN 11851 male thread
VA-2H54
4 in. sanitary flange or 100 mm DIN 11851 male thread
Noise
Noise
Noise Data
Data
Data
Sound
Sound
Sound Power
Power
Power (measured
(measured
(measured per
per
per ISO
ISO
ISO---9614–1)
9614–1)
9614–1)
at 6.9 bar (100 psi) fluid pressure, full flow
103 dBa
Sound
Sound
Sound Pressure
Pressure
Pressure
at 4.83 bar (70 psi) fluid pressure and 50 cpm
85 dBa
at 6.9 bar (100 psi) fluid pressure, full flow
90 dBa
Wetted
Wetted
Wetted Parts
Parts
Parts
Wetted parts include material(s) chosen for seat, ball, and diaphragm options, stainless steel
Non
Non
Non---wetted
wetted
wetted parts
parts
parts
Non-wetted external parts include 300-series SST, Nickel plated aluminum, 17-4 PH SST, Santoprene, LDPE, VHB acrylic
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