Maeda MC815C - Winch Motor Specifications

2-43
4.11.3 WINCH MOTOR SPECIFICATIONS
Specification value Service condition
Reducer
Reduction gear ratio
Maximum
24.2 21.52
Output torque N•m (kgf•m)
Running
4460 (455) 4000 (410)
Start
3630 (370)
Revolution speed, rpm
Maximum
170 113/167
Hydraulic
motor
Stroke volume cm
3
/rev
Maximum
54.3 54.3/36.7
Pressure difference (continuous)
MPa (kgf/cm
2
)
Maximum
24.5 (250) 24.5 (250)
Revolution speed, rpm, Low
speed/High speed
Maximum
3700/4000 2440/3600
Flow rate (l/min)
Maximum
155 135
2 speed switching pressure, MPa
(kgf/cm
2
)
1.97 - 6.86 (20 - 70) 1.97 - 6.86 (20 - 70)
Mechanical
brake
Braking torque N•m (kgf•m)
Maximum
260 (26.5) 260 (26.5)
Release pressure MPa (kgf/cm
2
) 1.37 - 20.6 (14 - 210) 1.37 - 20.6 (14 - 210)
C/V valve
C/V valve cracking pressure
MPa (kgf/cm
2
)
0.98 (10.0) 0.98 (10.0)
Check valve cracking pressure
MPa (kgf/cm
2
)
0.28 (2.9) 0.28 (2.9)
System pressure MPa (kgf/cm
2
) 24.5 (250)