Maeda MC405C-3, Руководство по обслуживанию, Страница: 12 / 358

1-4
3. PRINCIPLE SPECIFICATION LIST
3.1 STANDARD SPECIFICATION
System / Item MC405C-3
Mass and
dimensions
Machine mass 5600kg
Overall length

width

height 4980mm

1380mm

1980mm
Distance between idler and
sprocket
2100mm
Track gauge 1060mm
Track width 320mm
Capacity
Maximum rated total load

working radius
3.83t

2.7m
Maximum working radius 16m
Maximum lifting height 16.8m
Winch
system
Method
Fixed displacement axial piston motor, Planetary reduction
gear, Built-in disc brake, With counter balance valve
Winding speed 18.0m/min (4th drum, 4 ropes)
Hoisting rope
IWRC 6

WS (26) 0/0 Type B φ8

92m
Boom
telescoping
system
Method
Sequentially telescoping hydraulic cylinder (3 pieces) +
Sheave-embedded wire rope expansion device (1 piece),
(With a hydraulic automatic locking device)
Boom type
Pentagonal section, hydraulic automatic extension,
5-stage boom (Stage 2/3: Sequentially telescoping,
Stage 4/5: Simultaneous telescoping)
Boom length 4.735m
– 7.695m – 10.655m – 13.565m – 16.475m
Boom telescoping stroke/time 11.7 m/54.2 sec
Derrick
system
Method
Direct push-type hydraulic double-acting cylinder
(2 pieces), (With a hydraulic automatic locking device)
Derrick angle/ time
0 to 80 deg/24.5 sec
(3.27 deg/sec)
Slewing
system Method
Slew bearing, hydraulic motor drive,
Reduction gear: Worm + Reduction spur gear,
Brake: Worm-selflock
Slewing angle/ speed 360 deg. (continuous)/28.6sec (2.1min
-1
)
Outrigger
system
Method
Extension/ground: Direct push-type hydraulic cylinder
(With a hydraulic automatic locking device)
Overall width of extended
outriggers
(Front) 5118mm

(Right/left) 5786mm

(Rear) 5520mm
Travelling
system
Method
Hydraulic two-speed motor drive, Variable speed,
Built-in brake
Travel speed Forward/backward: 0
– 2.9 km/h (engine operation)
Gradeability 20 deg.
Ground pressure 49.0kPa (0.50kgf/cm
2
)
Hydraulic
system
Hydraulic pump
Double-throw variable piston pump (17cc/rev

2)
Rated pressure
Travelling: 20.6MPa (210kgf/cm
2
)
Crane high-pressure relief: 20.1MPa (205kgf/cm
2
)
Crane low-pressure relief: 4.41 to 6.37MPa (45 to 65kgf/cm2)
Hydraulic oil tank capacity 70L
Engine
Model Yanmar 3TNV88F-EPMB
Type
Vertical in-line 3-cylinder, Water cooled, 4-cycle (Direct
injection type)
Displacement 1.642L (1642cc)
Rated output (continuous) 17.5 kW/2400min
-1
(23.8 PS/2400rpm)
Fuel tank capacity Diesel fuel/ 60L
Battery Model
115D31R (DC12V

1 piece)
Safety
device
Over winding detector / automatic stop device, three-winding stop alarm / automatic stop device,
angle indicator, hydraulic safety valve, hydraulic automatic locking device, slinging rope
detachment protector, alarm buzzer, audio alarm, level gauge, crane tip-over alarm (an alarm
issued in the event of the crane operation at 3-degree inclination and travelling at 15-degree
inclination), travelling lever lock, travelling/crane/outrigger selector switch (designed to prevent the
machine from craning at travelling), outrigger safety device (outrigger interlock and crane interlock),
moment limiter (working envelope limited), working status lamp, outrigger un-set warning lamp