4
SPECIFICATIONS
Model V20D2 V20D2S
Primer
Type
Rotary-vane vacuum pump (Oil less type)
Max. suction height
Approx. 9 m (29.5 ft)
Pump
Type
Single suction, single stage, centrifugal pump
Number of delivery outlet 1
Discharge port coupling
and Suction port coupling
JIS-B-9912 dimensions of screwed type
coupling for fire hose 2-1/2”(
φ
82.5,5 threads per
inch, thread angle 55
°
)
Pump performance
(Suction height: 3 m / 9.8 ft)
0.65 m
3
/min at 0.5 MPa
155 USG/min at 75 psi
0.40 m
3
/min at 0.7 MPa
115 USG/min at 100 psi
Dimensions and weight
Length
×
Width
×
Height 555
×
470
×
532 mm (21.9 × 18.5 × 20.9 in)
Mass (Dry)
36 kg (79.4 lbs)
42 kg (92.6 lbs)
Materials
Engine
Crankcase, Cylinder,
Cylinder head
Aluminum alloy
Crankshaft
Chromium-molybdenum steel
Connecting rod
Chromium-molybdenum steel
Piston
Aluminum alloy
Pump shaft
Chromium-molybdenum steel
Muffler Steel
Pump
Pump casing,
Pump cover
Aluminum alloy
Impeller
Aluminum alloy
Shaft seal
Type
Mechanical seal
1
１
１
２
２
３
３
４
４
５
５
６
６
７
７
８
８
９
９
10
10
11
11
12
12
13
14
15
16
17
18
13
14
15
16
17
18
