CAT 320 GC Excavator

Working Ranges

Max Digging Depth 261 in (6620 mm)
Max Reach at Ground Line 398 in (9760 m)
Max Cutting Height 367 in (9330 mm)
Max Loading Height 259 in (6590 mm)
Min Loading Height 89 in (2270 mm)
Max Depth Cut for 2440 mm (8 ft) Level Bottom 254 in (6440 mm)
Max Vertical Wall Dig Depth 211 in (5360 mm)
Bucket Digging Force (ISO) 33720 lbf (150 kN)
Stick Digging Force (ISO) 22710 lbf (101 kN)

CAT 320 GC Excavator Dimensions

Dimensions

1. Height to Top of Cab 117 in (2960 mm)
Height to Top of FOGS 122 in (3100 mm)
Handrail Height 116 in (2950 mm)
Height w/ Boom/Stick/Bucket Installed 124 in (3160 mm)
Height w/ Boom/Stick Installed 115 in (2910 mm)
Height w/ Boom Installed 98 in (2480 mm)
2. Length w/ Boom/Stick/Bucket Installed 375 in (9530 mm)
Length w/ Boom/Stick Installed 374 in (9500 mm)
Length w/ Boom Installed 333 in (8450 mm)
3. Upperframe Width 109 in (2780 mm)
4. Tail Swing Radius 111 in (2830 mm)
5. Counterweight Clearance 41 in (1050 mm)
6. Ground Clearance 19 in (470 mm)
7. Track Length 175 in (4450 mm)
8. Length to Center of Rollers 144 in (3650 mm)
9. Track Gauge 94 in (2380 mm)
10. Undercarriage Width: 790 mm (31 in) Shoes 125 in (3170 mm)
Bucket Type HD
Bucket Capacity 1.50 yd3 (1.14 m3)
Bucket Tip Radius 58 in (1467 mm)
Boom Option (Reach Boom) 224 in (5690 mm)
Stick Option (Reach Stick R2.9B1) 114 in (2896 mm)

Engine Details

Number of Cylinders 4
Engine Make Caterpillar
Engine Model Cat C4.4 ACERT
Displacement 269 cu in (4.5 L)
Bore 4.13 in (105 mm)
Stroke 5.0 in (127 mm)
Net Power 121 hp (90.3 kw)
Gross Power 122 hp (91.0 kw)
Power Measured @ 2200 rpm
Aspiration Turbocharged and aftercooled
Emission Standards US EPA Tier 4 Final, EU Stage IV

CAT 320 GC Excavator Weight

Weights

Operating Weight 49400 lb (22400 kg)
Base Machine Weight* 32600 lb (14800 kg)
Track Shoes, 31 in (790 mm) 7300 lb (3290 kg)
Two Boom Cylinders 750 lb (340 kg)
Counterweight 9300 lb (4200 kg)
Swing Frame 4210 lb (1910 kg)
Undercarriage 9700 lb (4390 kg)
Reach Boom18’8″ (5.7 m) 3700 lb (1690 kg)
Reach Stick R2.9B1 (9’6″) 2400 lb (1080 kg)
HD Bucket (without linkage), 1.0 m3 (1.31 yd3) 1900 lb (880 kg)
Quick Coupler / Pin Grabber QC 850 lb (390 kg)

*Base Machine with counterweight, swing frame, standard base frame with HD track rollers and standard carrier rollers for long undercarriage, without boom cylinders – does not include 90% fuel and 165 lb (75 kg) operator.

Swing

Swing Speed 11.6 rpm
Maximum Swing Torque 54900 lb ft (74.4 kNm)
Tail Swing Radius 111 in (2830 mm)
Fine Swing Control Standard

Undercarriage

Standard Track Shoes Width 31 in (790 mm)
Number of Shoes (each side) 49
Number of Track Rollers (each side) 8
Number of Carrier Rollers (each side) 2

CAT 320 GC Excavator Specs

Drive

Maximum Travel Speed 3.6 mph (5.9 km/h)
Maximum Drawbar Pull 45000 lb (200 kN)
Maximum Gradeability 35° (70%)

Hydraulic System

Total Pump Flow 2x 58 gal/min (2x 221 L/min)
Max Pressure – Equipment 5075 psi (35000 kPa)
Max Pressure – Travel 4974 psi (34300 kPa)
Max Pressure – Swing 3625 psi (25000 kPa)
Control Tool control (two pumps, one/two way high-pressure flow)

CAT 320 GC Excavator Capacities

Service Refill Capacities

Fuel Tank Capacity 86.6 gal (328 L)
DEF Tank Capacity 10.3 gal (39 L)
Engine Oil Capacity 4 gal (15.2 L)
Cooling System Capacity 6.6 gal (25 L)
Swing Drive – Each 1.3 gal (5 L)
Final Drive – Each 1.3 gal (5 L)
Hydraulic Tank Capacity 30.4 gal (115 L)
Hydraulic System Capacity (w/ tank) 61.8 gal (234 L)
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