Specifications, Engine, Weights – Milton CAT 320E LRR User Manual
Page 17: Hydraulic system, Drive, Swing mechanism, Service refill capacities, Track, Sound performance, Standards

320E LRR Hydraulic Excavator Specifications
Engine
Hydraulic System
Service Refi ll Capacities
Engine Model
Cat
®
C6.6 ACERT™
Main System –
428 L/min 113.1 gal/
Fuel Tank Capacity 290 L
76.6 gal
Maximum Flow
min
Net Power –
113 kW
152 hp
Cooling System
30 L
7.9 gal
(Total)
SAE J1349
Engine Oil
23 L
6.1 gal
Swing System –
214 L/min 56.5 gal/
Gross Power –
122 kW
164 hp
(with fi lter)
Maximum Flow
min
SAE J1995
Swing Drive
8 L
2.1 gal
Auxiliary Circuit
Bore
105 mm
4.1 in
Final Drive (each)
8 L
2.1 gal
Maximum Flow
214 L/min 56.5 gal/
Stroke
127 mm
5.0 in
Hydraulic System
205 L
54.2 gal
– Primary
min
Displacement
6.6 L
403 in
3
(including tank)
Maximum Flow
214 L/min 56.5 gal/
Hydraulic Tank
115 L
30.4 gal
– Secondary
min
Weights
Maximum Pressure – Equipment
Track
Minimum
23 700 kg 52,250 lb
Heavy Lift
38 000 kPa 5,511 psi
Operating Weight*
Number of Shoes (each side)
Normal
35 000 kPa 5,076 psi
Maximum
25 600 kg 56,440 lb
Long Undercarriage
49 pieces
Maximum Pressure 35 000 kPa 5,076 psi
Operating Weight**
– Travel
Number of Track Rollers (each side)
*HD 5.7 m (18'8") boom, HD 2.9 m (9'6")
Maximum Pressure 25 000 kPa 3,626 psi
Long Undercarriage
8 pieces
stick, 6.2 mt (6.8 ton) counterweight,
– Swing
Number of Carrier Rollers (each side)
1.19 m
3
(1.56 yd
3
), 600 mm (24") shoes.
**ES 5.7 m (18'8") boom, ES 2.9 m (9'6") stick,
Pilot System –
24.3 L/min 6.4 gal/min
Long Undercarriage
2 pieces
6.9 mt (7.6 ton) counterweight, 1.19 m
3
Maximum Flow
(1.56 yd
3
), 790 mm (31") shoes.
Pilot System –
3920 kPa
569 psi
Sound Performance
Maximum Pressure
Operator Noise (Closed)
71 dB
Boom Cylinder –
120 mm
4.7 in
– ISO 6396
Bore
Spectator Noise – ISO 6395
103 dB
Boom Cylinder –
1260 mm
49.6 in
• When properly installed and maintained,
Stroke
the cab offered by Caterpillar, when tested
Stick Cylinder –
140 mm
5.5 in
with doors and windows closed according
Bore
to ANSI/SAE J1166 OCT98, meets OSHA
Stick Cylinder –
1504 mm
59.2 in
and MSHA requirements for operator
Stroke
sound exposure limits in effect at time of
B1 Bucket Cylinder 120 mm
4.7 in
manufacture.
– Bore
• Hearing protection may be needed when
operating with an open operator station
B1 Bucket Cylinder 1104 mm
43.5 in
and cab (when not properly maintained or
– Stroke
doors/windows open) for extended periods
or in noisy environment.
Drive
Maximum
5.6 km/h
3.5 mph
Standards
Travel Speed
Maximum
Drawbar Pull
205 kN
46,086 lbf
Brakes
Cab/FOGS
ISO 10265 2008
ISO 10262 1998
Swing Mechanism
Cab/ROPS
ISO 12117-2 2008
Swing Speed
11.2 rpm
Swing Torque
61.8 kN·m 45,581 lb-ft
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