Parker F11 series - General Information; Sensor Description and Output; Technical Data Overview; Cable Specifications

Bulletin MSG30-5511-M1/UK
2
Parker Hannifin
Pump & Motor Division Europe
Trollhättan, Sweden
Service Manual/Spare Parts
Series F11
Basic formulas for hydraulic motors
Torque (M)
M = [Nm]
D x ∆p x η
hm
63
Power (P)
P = [kW]
q x ∆p x η
t
600
D – displacement [cm
3
/rev]
n – shaft speed [rpm]
η
v
– volumetric eciency
∆p – dierential pressure [bar]
(between inlet and outlet)
η
hm
– mechanical eciency
η
t
– overall eciency
(η
t
= η
v
x η
hm
)
Conversion factors
1 kg 2.20 lb
1 N 0.225 lbf
1 Nm 0.738 lbf ft
1 bar 14.5 psi
1 l 0.264 US gallon
1 cm
3
0.061 cu in
1 mm 0.039 in
1°C
5
/
9
(°F-32)
1 kW 1.34 hp
Conversion factors
1 lb 0.454 kg
1 lbf 4.448 N
1 lbf ft 1.356 Nm
1 psi 0.068948 bar
1 US gallon 3.785 l
1 cu in 16.387 cm
3
1 in 25.4 mm
1 °F
9
/
5
°C + 32
1 hp 0.7457 kW
Torque (M)
M = [Nm]
Basic formulas for hydraulic pumps
Flow (q)
q = [l/min]
Power (P)
P = [kW]
D x n x η
v
1000
D x ∆p
63 x η
hm
q x ∆p
600 x η
t
D – displacement [cm
3
/rev]
n – shaft speed [rpm]
η
v
– volumetric eciency
∆p – dierential pressure [bar]
(between inlet and outlet)
η
hm
– mechanical eciency
η
t
– overall eciency
(η
t
= η
v
x η
hm
)
Flow (q)
q = [l/min]
D x n
1000 x η
v