Transcript
Specifications ENGINE
CONTROLS
MODEL
YANMAR 4TNV98
Type
Water cooled, 4 cycle Diesel, 4-Cylinders in line, direct injection and low emission
Pilot pressure operated joysticks and pedals with detachable levers provide almost effortless and fatigueless operation. Pilot control
Two joysticks with one safety lever (LH): Arm swing, Boom swing (RH): Boom and bucket (ISO)
J1995 (gross)
59.6 HP (44.4 kW) at 2,100 rpm
J1349 (net)
58.2 HP (43.4 kW) at 2,100 rpm
Traveling and steering
Two levers with pedals
6271/1 (gross)
60.4 PS (44.4 kW) at 2,100 rpm
Engine speed
Electric, Dial type
6271/1 (net)
Max. torque
59.0 PS (43.4 kW) at 2,100 rpm 24.5 kgf.m (177 lbf.ft) at 1,350 rpm
Bore x stroke
98 mm (3.86”) x 110 mm (4.33”)
Piston displacement
3,319 cc (202 cu in)
Batteries
1 x 12 V x 100 AH
Starting motor
12 V - 3.0 kW
Alternator
12 V - 80 Amp
Rated flywheel horse power
SAE DIN
HYDRAULIC SYSTEM
SWING SYSTEM Swing motor
Axial piston motor
Swing reduction
Planetary gear reduction
Swing bearing lubrication
Grease-bathed
Swing brake
Multi wet disc
Swing speed
9.6 rpm
COOLANT & LUBRICANT CAPACITY
MAIN PUMP Type
Two variable displacement piston pumps + gear pump
Max. flow
2 x 72 ℓ/min + 53,2 ℓ/min
Sub-pump for pilot circuit
Gear pump
Cross-sensing and fuel saving pump system
HYDRAULIC MOTORS Travel
Two speed axial piston motor with counter balance valve and parking brake
Swing
Axial piston motor with automatic brake
RELIEF VALVE SETTING
liter Fuel tank
120.0
Engine coolant
11.0
Engine oil
11.6
Final drive (each)
1.2
Hydraulic tank
71.0
Hydraulic system
120.0
UNDERCARRIAGE X-leg type center frame is integrally welded with reinforced box-section track frames. The undercarriage includes lubricate rollers, track adjusters with shock absorbing springs and sprockets, and track chain with triple grouser shoes.
Implement circuits
P1 / P2 : 280 kgf/cm2 (3,980 psi) P3 : 230 kgf/cm2 (3,270 psi)
Travel circuit
280 kgf/cm2 (3,980 psi)
Center frame
X - leg type
Swing circuit
230 kgf/cm2 (3,270 psi)
Track frame
Pentagonal box type
Pilot circuit
35 kgf/cm2 (500 psi)
No. of track shoe on each side
39
Service valve
Installed
No. of carrier rollers on each side
1
No. of track rollers on each side
5
HYDRAULIC CYLINDERS Boom: 1-115 x 850 mm (4.5” x 33.5”) No. of cylinder bore x stroke
Arm: 1-100 x 873 mm (3.9” x 34.4”) Bucket: 1-85 x 685 mm (3.3” x 27.0”) Boom swing: 1-110 x 744 mm (4.3” x 29.3”) Dozer blade: 1-130 x 152 mm (5.1” x 6.0”)
OPERATING WEIGHT Operating weight, including 3,400 mm (12’ 2”) boom, 1,670 mm (5’ 6”) arm, SAE heaped 0.28 m3 (0.37 yd3) digging bucket, lubricant, coolant, full fuel tank, hydraulic tank and the standard equipment.
MAJOR COMPONENT WEIGHT
OPERATOR’S CAB NOISE LEVELS Outside cabin - LwA
98 dB
Inside cabin - LpA
78 dB
Upperstructure
4,090 kg (9,020 lb)
Counterweight
930 kg (2,050 lb)
Mono boom (with arm cylinder)
550 kg (1,210 lb)
OPERATING WEIGHT Operating weight
TRAVEL SYSTEM
Ground Pressure
Drive method
Full hydrostatic type
Drive motor
Axial piston motor, in-shoe design
Reduction system
Planetary reduction gear
Max. drawbar pull
7,400 kgf (16,310 lbf)
Max. travel speed (high) / (low)
4.3 km/hr (2.7 mph) / 2.8 km/hr (1.7 mph)
Gradeability
35° (70%)
Parking brake
Multi-wet disc
Steel tracks
8,350 kg (18,410 lb)
Rubber tracks 8,250 kg (18,190 lb) Steel tracks 0.39 kgf.m / cm2 (5.55 psi) Rubber tracks 0.38 kgf.m / cm2 (5.40 psi)
Dimensions & Working Ranges R80CR-9 DIMENSIONS
mm (ft . in)
A B C
Overall height of cab
2,640 (8' 8")
Tail swing radius
1,280 (4' 2")
Tumbler distance
2,200 (7' 3")
D
Overall length
6,170 (20' 3")
Steel
450 (1' 6")
E
Track shoe width
F G H
Track gauge
1,850 (6' 1")
Overall width
2,300 (7' 7")
Rubber
450 (1' 6")
Ground clearance
360 (1' 2")
R80CR-9 WORKING RANGE
mm (ft . in) Boom length Arm length
3,400 (11' 2") 1,670 (5' 6")
2,200 (7' 3")
6,960 (22' 10")
7,390 (24' 3")
Max. digging reach on ground level
6,820 (22' 5")
7,250 (23' 9")
Max. digging depth
4,150 (13' 7")
4,620 (15' 2")
B'
Max. digging depth (8’ level)
3,780 (12' 5")
4,330 (14' 2")
C
Max. vertical wall digging depth
3,570 (11' 9")
4,040 (13' 3")
D
Max. digging height
6,740 (22' 1")
7,040 (23' 1")
E
Max. dumping height
4,730 (15' 6")
5,050 (16' 7")
F
Min. front swing radius
2,500 (8' 2")
2,610 (8' 7")
A
Max. digging reach
A' B
