Technical Specifications

320 Hydraulic Excavator Technical Specifications Engine Track Engine Model Cat C4.4 ACERT Standard with Long Undercarriage 70 mm 31 in Net Power (ISO 24) 121 kw 162 hp Number of Shoes (each side) 4 Net Power (SAE J134) 121 kw 162 hp Long Undercarriage Gross Power (ISO 1436/SAE J1) 122 kw 164 hp Number of Track Rollers (each side) 8 Long Undercarriage Bore 10 mm 4 in Number of Carrier Rollers (each side) 2 Stroke 127 mm in Displacement 4.4 L 26 in3 Drive The 320 meets U.S. EPA Tier 4 Final emission standards. Recommended for use up to 400 m altitude (14,764 ft) with Maximum Gradeability 3 /70% engine power derate above 3000 m (,842. ft). Maximum Travel Speed.7 km/h 3. mph Net power advertised is the power available at the flywheel when Maximum Drawbar Pull 20 kn 4,6 f the engine is equipped with fan, air cleaner, muffler and alternator. Long Undercarriage Rating at 1,800 rpm. Engine rpm Hydraulic System Main System Maximum Flow 42 L/min 113 gal/min Operation 1,60 rpm (Implement) (214. (6. Travel 1,800 rpm 2 pumps) 2 pumps) Swing System Maximum Flow No swing pump Swing Mechanism Maximum Pressure Equipment 3 000 kpa,07 psi Swing Speed 11.2 rpm Normal Maximum Swing Torque 74 kn m 4,440 f-ft Maximum Pressure Equipment 38 000 kpa,10 psi Lift Mode Weights Maximum Pressure Travel 34 300 kpa 4,74 psi Maximum Pressure Swing 26 800 kpa 3,886 psi Operating Weight 22 700 0,100 Boom Cylinder Bore 120 mm in Long undercarriage, Reach boom, R2. ('6") stick, HD 1.1 m3 Boom Cylinder Stroke 1260 mm 0 in (1.6 yd3) bucket and 70 mm (31 in) triple grouser shoes, 4.2 mt (,300 ) counterweight. Stick Cylinder Bore 140 mm 6 in Stick Cylinder Stroke 104 mm in Bucket Cylinder Bore 120 mm in Bucket Cylinder Stroke 1104 mm 43 in

Service Refill Capacities Fuel Tank Capacity 34 L 86.6 gal Cooling System 3 L.2 gal Engine Oil Swing Drive (each) 1 L 7 L 4.0 gal 1.8 gal Final Drive (each) 6 L 1.6 gal Hydraulic System (including tank) 240 L 63.4 gal Hydraulic Tank 128 L 33.8 gal DEF Tank 40 L 10.6 gal Sound Performance ISO 63 (external) 7 db(a) ISO 636 (inside cab) 70 db(a) When properly installed and maintained, the cab offered by Caterpillar, when tested with doors and windows closed according to ANSI/SAE J1166 OCT8, meets OSHA and MSHA requirements for operator sound exposure limits in effect at time of manufacture. Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/ windows open) for extended periods or in a noisy environment. Standards Brakes ISO 1026:2008 Cab/FOGS ISO 10262:18 Cab/ROPS ISO 12117-2:2008 Operating Weight and Ground Pressure 70 mm (31 in) Triple Grouser Shoes Weight Ground Pressure 4.2 mt (,300 ) Counterweight + Long Undercarriage Base Machine Reach Boom + R2. ('6") Stick + 1.1 m3 (1.6 yd3) HD Bucket 22 700 0,100 3. kpa.2 psi All operating weights include a 0% fuel tank with 7 (16 ) operator. 2

Major Component Weights Base Machine (with 4.2 mt [,300 ] counterweight, semi-hd swing frame, standard base frame with 14 800 32,600 HD track rollers and standard carrier rollers for long undercarriage, with boom cylinder does not include 0% fuel and 7 [16 ] operator) Track Shoes: 70 mm (31 in) Width, 10 mm (0.3 in) Thick Triple Grouser Track Shoes for Long Undercarriage 3370 7,400 with Step Extension for ISO 2867 Two Boom Cylinders 340 700 Weight of 0% Fuel Tank and 7 (16 ) Operator 310 700 Counterweights: 4.2 mt (,300 ) Counterweight 4200,300 4.7 mt (10,400 ) Counterweight (only for Super Long Reach) 4700 10,400 Swing Frame: Semi-HD Swing Frame, for C4.4 ACERT 110 4,210 Standard and Long Undercarriage: Standard Base Frame with HD Track Rollers and Standard Carrier Rollers for Long Undercarriage 430,700 Booms (including lines, pins, stick cylinder): Reach Boom (.7 m/18'8") 1710 3,800 Super Long Reach Boom (8.8 m/2'0") 2170 4,800 Sticks (including lines, pins, bucket cylinder, bucket linkage): Reach Stick (R2.B1/'6") 1300 2,00 Super Long Reach Stick (6.28A/20'7") 1340 3,000 Buckets (without linkage): 1.1 m3 (1.6 yd3) HD 880 1,40 1.0 m3 (1.31 yd3) HD 80 1,870 0.7 m3 (0.7 yd3) Ditch Cleaning 30 80 Quick Couplers: Pin Grabber QC 30 80 3

Dimensions All dimensions are approximate and may vary depending on bucket selection. 3 4 1 6 8 7, 10 2 Boom Options Reach Boom SLR Boom.7 m (18'8") 8.8 m (2'0") Stick Options Reach Stick SLR Stick R2.B1 ('6") 6.28A (20'7") 6.28A (20'7") 1 Machine Height: Top of Cab Height 260 mm '" 260 mm '" 260 mm '" Top of FOGS Height 3100 mm 10'2" 3100 mm 10'2" 3100 mm 10'2" Handrails Height 20 mm '8" 20 mm '8" 20 mm '8" With Boom/Stick/Bucket Installed 3160 mm 10'4" 310 mm 10'6" 310 mm 10'6" With Boom/Stick Installed 210 mm '7" 3070 mm 10'1" 3070 mm 10'1" With Boom Installed 2480 mm 8'2" 260 mm 8'8" 260 mm 8'8" 2 Machine Length: With Boom/Stick/Bucket Installed 30 mm 31'3" 12 70 mm 41'" 12 70 mm 41'" With Boom/Stick Installed 00 mm 31'2" 12 760 mm 41'" 12 760 mm 41'" With Boom Installed 840 mm 27'" 820 mm 2'3" 820 mm 2'3" 3 Upperframe Width without Walkways 2780 mm '1" 2780 mm '1" 2780 mm '1" 4 Tail Swing Radius 2830 mm '3" 2830 mm '3" 2830 mm '3" Counterweight Clearance 100 mm 3'" 100 mm 3'" 100 mm 3'" 6 Ground Clearance 470 mm 1'7" 470 mm 1'7" 470 mm 1'7" 7 Track Length Length to Center of Rollers 360 mm 12'0" 360 mm 12'0" 360 mm 12'0" 8 Track Gauge Extended 2380 mm 7'" 2380 mm 7'" 2380 mm 7'" Track Width: 70 mm (31 in) Shoes 3170 mm 10'" 3170 mm 10'" 3170 mm 10'" 10 Undercarriage Width (with steps/without steps): 70 mm (31 in) Shoes 3170 mm 10'" 3170 mm 10'" 3170 mm 10'" Bucket Type HD Ditch Cleaning (DC) GD Bucket Capacity 1.1 m3 1.6 yd3 0.7 m3 0.7 yd3 0.3 m3 0.6 yd3 Bucket Tip Radius 170 mm '2" 1070 mm 3'6" 1230 mm 4'0" 4

Working Ranges All dimensions are approximate and may vary depending on bucket selection. Feet 3 Meters 11 10 30 2 8 7 20 6 1 3 4 10 3 4 2 1 0 0 1 2 10 3 4 1 1 7 2 6 R2.B1 ('6") 20 6 7 11 10 8 7 6 4 3 2 1 0 1 Meters 3 30 2 20 1 10 0 Feet Boom Option Reach Boom.7 m (18'8") Stick Option Reach Stick 1 Maximum Digging Depth R2.B1 ('6") 6720 mm 22'1" 2 Maximum Reach at Ground Line 860 mm 32'4" 3 Maximum Cutting Height 370 mm 30'" 4 Maximum Loading Height 640 mm 21'4" Minimum Loading Height 2170 mm 7'1" 6 Maximum Depth Cut for 2440 mm (8'0") Level Bottom 60 mm 21'6" 7 Maximum Vertical Wall Digging Depth 10 mm 17'0" Bucket Digging Force (SAE) 134 kn 2 f Bucket Digging Force (ISO) 10 kn 332 f Stick Digging Force (SAE) 103 kn 228 f Stick Digging Force (ISO) 106 kn 23 f Bucket Type HD Bucket Capacity 1.1 m3 1.6 yd3 Bucket Tip Radius 170 mm '2"

Working Ranges All dimensions are approximate and may vary depending on bucket selection. Feet 4 Meters 14 13 40 12 11 3 10 30 8 2 7 3 20 6 1 4 4 10 3 2 1 0 0 1 2 10 3 2 4 1 20 6 1 7 6 6.28A (20'7") 2 7 8 30 3 10 11 40 12 20 1 18 17 16 1 14 13 12 11 10 8 7 6 4 3 2 1 0 1 2 3 Meters 6 60 0 4 40 3 30 2 20 1 10 0 Feet Boom Option SLR Boom 8.8 m (2'0") Stick Option SLR Stick 6.28A (20'7") 6.28A (20'7") 1 Maximum Digging Depth 11 40 mm 38'0" 11 60 mm 38'4" 2 Maximum Reach at Ground Line 1 70 mm 1'1" 1 730 mm 1'7" 3 Maximum Cutting Height 13 40 mm 44'" 13 610 mm 44'8" 4 Maximum Loading Height 11 440 mm 37'6" 11 20 mm 37'0" Minimum Loading Height 2240 mm 7'4" 2080 mm 6'" 6 Maximum Depth Cut for 2440 mm (8'0") Level Bottom 11 440 mm 37'6" 11 0 mm 38'0" 7 Maximum Vertical Wall Digging Depth 11 020 mm 36'2" 10 60 mm 34'8" Bucket Digging Force (SAE) 62 kn 136 f 4 kn 11 f Bucket Digging Force (ISO) 62 kn 136 f 60 kn 133 f Stick Digging Force (SAE) 4 kn 108 f 48 kn 106 f Stick Digging Force (ISO) 4 kn 108 f 4 kn 107 f Bucket Type Ditch Cleaning (DC) GD Bucket Capacity 0.7 m3 0.7 yd3 0.3 m3 0.6 yd3 Bucket Tip Radius 1070 mm 3'6" 1230 mm 4'0" 6

Reach Boom Lift Capacities Counterweight: 4.2 mt (,300 ) without Bucket 2. m ('6").7 m (18'8") 70 mm (31") 360 mm (12'0") Triple Grouser Shoes R2.B1 2380 mm (7'") 440 mm (14'7") 100 mm/60 in 3000 mm/120 in 400 mm/180 in 6000 mm/240 in 700 mm/300 in mm in 700 mm 300 in 6000 mm 240 in 400 mm 180 in 3000 mm 120 in 100 mm 60 in 0 mm 0 in 100 mm 60 in 3000 mm 120 in 400 mm 180 in *40 *40 *40 *40 *11,0 11,00 *6000 400 *60 3800 *13,000 11,600 *12,30 8,200 *8700 780 *680 10 70 3700 *18,70 16,80 *14,00 11,100 12,300 8,000 *10 0 730 *7800 400 600 3600 *22,800 1,800 16,800 10,600 12,00 7,70 *6600 *6600 *11 600 700 7600 470 00 300 *1,200 *1,200 *2,00 1,200 16,400 10,20 11,80 7,600 *7100 *7100 *11 400 *11 400 *11 700 60 70 4700 00 300 *1,800 *1,800 *2,00 *2,00 *2,30 1,000 16,200 10,00 11,800 7,0 *12 100 *12 100 *1 00 13 0 *10 0 700 7600 4700 *27,10 *27,10 *33,600 2,00 *23,700 1,10 16,300 10,10 *12 400 *12 400 *80 720 *26,0 *26,0 *1,000 1,600 *4300 *,0 *4000 *8,800 *300 *8,600 *4000 *8,800 *420 *,30 *4700 *10,30 20 11,00 610 13,60 *670 *14,80 *4300 *,0 *4000 *8,800 340 7,600 310 6,0 300 6,700 3100 6,800 330 7,30 300 8,700 400 12,100 610 240 720 20 70 320 8360 330 840 340 8260 330 7780 310 60 280 600 220 ISO 1067 *Indicates that the load is limited by hydraulic lifting capacity rather than tipping load. The above loads are in compliance with hydraulic excavator lift capacity standard ISO 1067:2007. They do not exceed 87% of hydraulic lifting capacity or 7% of tipping load. Weight of all lifting accessories must be deducted from the above lifting capacities. Lifting capacities are based on the machine standing on a firm, uniform supporting surface. The use of a work tool attachment point to handle/lift objects, could affect the machine lift performance. Lift capacity stays with ±% for all available track shoes. Always refer to the appropriate Operation and Maintenance Manual for specific product information. 7

Super Long Reach Boom Lift Capacities Counterweight: 4.7 mt (10,400 ) without Bucket 6.28 m (20'7") 8.8 m (2'0") 70 mm (31") 360 mm (12'0") Triple Grouser Shoes Super Long Reach 2380 mm (7'") 440 mm (14'7") 100 mm/60 in 3000 mm/120 in 400 mm/180 in 6000 mm/240 in 700 mm/300 in 12 000 mm 480 in 10 00 mm 420 in 000 mm 360 in 700 mm 300 in 6000 mm 240 in 400 mm 180 in 3000 mm 120 in 100 mm 60 in 0 mm 0 in 100 mm 60 in 3000 mm 120 in 400 mm 180 in 6000 mm 240 in 700 mm 300 in 000 mm 360 in *4700 *4700 *670 *670 *000 *000 *4100 3700 *11,80 *11,80 *14,40 *14,40 *10,70 *10,70 *8,800 7,0 *670 60 *00 40 *460 330 *16,000 14,200 *12,70,800 *10,00 7,20 *2000 *2000 *460 *460 *660 4100 100 3100 *4,0 *4,0 *10,700 *10,700 *14,30 8,80 11,000 6,600 *2100 *2100 *2700 *2700 *460 *460 6700 380 400 280 *4,600 *4,600 *6,100 *6,100 *10,00 *10,00 14,400 8,20 10,0 6,10 *280 *280 *30 *30 *200 *200 60 3700 470 270 *6,30 *6,30 *7,00 *7,00 *11,70 *11,70 14,100 7,0 10,20,00 *360 *360 *4400 *4400 *600 0 600 360 4700 2700 *8,10 *8,10 *,00 *,00 *13,700 11,0 14,000 7,80 10,100,800 *40 *40 *400 *400 *7200 60 60 3700 4700 2700 *10,10 *10,10 *12,10 *12,10 *16,30 12,200 14,100 7,0 10,10,80 *00 *00 *6600 *6600 *8300 80 *640 3800 4800 2800 *12,20 *12,20 *14,800 *14,800 *17,800 12,600 *13,80 8,200 10,30 6,000 *70 *70 *700 610 *0 4000 *400 20 *18,000 *18,000 *14,0 13,20 *11,800 8,60 *,00 6,300 mm in *120 *120 10 30 *2,800 *2,800 400 *1200 *1200 11 660 *2,600 *2,600 460 *110 *110 12 660 *2,40 *2,40 00 *1100 *1100 13 410 *2,400 *2,400 30 *1100 *1100 13 70 *2,400 *2,400 0 *1100 *1100 14 340 *2,400 *2,400 70 *110 *110 14 0 *2,00 *2,00 80 *1200 110 14 600 *2,600 2,00 80 *120 110 14 40 *2,70 2,40 70 *130 110 14 230 *3,000 2,00 60 *100 1200 13 70 *3,300 2,600 0 *1700 120 13 170 *3,70 2,800 20 *2000 1400 12 340 *4,40 3,100 40 *200 160 11 240 *,60 3,700 440 *3100 2100 800 *6,800 4,700 380 ISO 1067 *Indicates that the load is limited by hydraulic lifting capacity rather than tipping load. The above loads are in compliance with hydraulic excavator lift capacity standard ISO 1067:2007. They do not exceed 87% of hydraulic lifting capacity or 7% of tipping load. Weight of all lifting accessories must be deducted from the above lifting capacities. Lifting capacities are based on the machine standing on a firm, uniform supporting surface. The use of a work tool attachment point to handle/lift objects, could affect the machine lift performance. Lift capacity stays with ±% for all available track shoes. Always refer to the appropriate Operation and Maintenance Manual for specific product information. (continued on next page) 8

Super Long Reach Boom Lift Capacities Counterweight: 4.7 mt (10,400 ) without Bucket (continued) 6.28 m (20'7") 8.8 m (2'0") 70 mm (31") 360 mm (12'0") Triple Grouser Shoes Super Long Reach 2380 mm (7'") 440 mm (14'7") 000 mm/360 in 10 00 mm/420 in 12 000 mm/480 in 13 00 mm/40 in mm in 12 000 mm 480 in 10 00 mm 420 in 000 mm 360 in 700 mm 300 in 6000 mm 240 in 400 mm 180 in 3000 mm 120 in 100 mm 60 in 0 mm 0 in 100 mm 60 in 3000 mm 120 in 400 mm 180 in 6000 mm 240 in 700 mm 300 in 000 mm 360 in *230 *230 *4,700 *4,700 *240 *240 *2000 2000 *,40 *,40 *3,60 *3,60 *20 20 *200 10 *,0,40 *,400 4,10 *2700 240 *2600 100 *180 100 *,00,20 *,700 4,00 *3,20 3,100 *310 300 *200 230 *270 180 230 140 *6,80 6,00 *6,300,000 *,0 3,00 *4,600 3,00 *300 2800 *310 2200 2800 170 2300 1400 *7,600 6,00 *6,80 4,700 6,000 3,700 4,00 2,0 *300 2600 3300 200 2700 160 220 130 *8,400,0 7,10 4,400,800 3,00 4,800 2,800 30 2400 3200 100 2600 10 2200 1300 8,0,10 6,80 4,100,600 3,300 4,60 2,700 3800 220 3100 1800 20 100 210 120 8,200 4,80 6,600 3,00,40 3,200 4,600 2,60 3700 210 3000 170 200 140 2100 1200 7,0 4,60 6,40 3,70,30 3,100 *3,60 2,600 360 2100 20 1700 200 140 7,80 4,0 6,30 3,700,30 3,00 360 2100 3000 170 200 140 7,00 4,0 6,400 3,700 *,10 3,10 3700 2200 300 1800 8,00 4,700 6,600 3,80 *3600 2300 *7,00,000 *120 *2,800 *1200 *2,600 *110 *2,40 *1100 *2,400 *1100 *2,400 *1100 *2,400 *110 *2,00 *1200 *2,600 *120 *2,70 *130 *3,000 *100 *3,300 *1700 *3,70 *2000 *4,40 *200 *,60 *3100 *6,800 *120 *2,800 *1200 *2,600 *110 *2,40 *1100 *2,400 *1100 *2,400 *1100 *2,400 *110 *2,00 110 2,00 110 2,40 110 2,00 1200 2,600 120 2,800 1400 3,100 160 3,700 2100 4,700 10 30 400 11 660 460 12 660 00 13 410 30 13 70 0 14 340 70 14 0 80 14 600 80 14 40 70 14 230 60 13 70 0 13 170 20 12 340 40 11 240 440 800 380 ISO 1067 *Indicates that the load is limited by hydraulic lifting capacity rather than tipping load. The above loads are in compliance with hydraulic excavator lift capacity standard ISO 1067:2007. They do not exceed 87% of hydraulic lifting capacity or 7% of tipping load. Weight of all lifting accessories must be deducted from the above lifting capacities. Lifting capacities are based on the machine standing on a firm, uniform supporting surface. The use of a work tool attachment point to handle/lift objects, could affect the machine lift performance. Lift capacity stays with ±% for all available track shoes. Always refer to the appropriate Operation and Maintenance Manual for specific product information.

Bucket Specifications and Compatibility 320 Pin-On (No Quick Coupler) General Duty Capacity (GDC) General Duty Capacity (GDC) Wide Tip Heavy Duty (HD) Heavy Duty Power (HDP) Severe Duty (SD) Severe Duty Power (SDP) Mud/Cleanup (M/CU) Ditch Cleaning (DC) Ditch Cleaning Tilt (DCT) General Duty (GD) Ditch Cleaning (DC) Long Reach Linkage Width Capacity Weight Fill 4.2 mt (,300 ) Counterweight Reach Boom 4.7 mt (10,400 ) Counterweight SLR Boom mm in m 3 yd 3 % R2. ('6") 6.28A (20'7") B 600 24 0. 0.72 61 1,363 100 B 70 30 0.7 0.8 710 1,66 100 B 00 36 0. 1.24 787 1,73 100 B 100 42 1.16 1.2 848 1,870 100 B 1200 48 1.38 1.80 26 2,041 100 B 130 4 1. 2.08 1004 2,213 100 X B 600 24 0. 0.72 633 1,34 100 B 70 30 0.7 0.8 731 1,612 100 B 00 36 0. 1.24 813 1,73 100 B 100 42 1.16 1.2 8 1,73 100 B 1200 48 1.38 1.80 7 2,18 100 B 130 4 1. 2.08 1063 2,343 100 X B 600 24 0.46 0.61 64 1,431 100 B 70 30 0.64 0.84 748 1,64 100 B 00 36 0.81 1.06 826 1,821 100 B 100 42 1.00 1.31 880 1,40 100 B 1200 48 1.1 1.6 72 2,141 100 B 130 4 1.38 1.81 104 2,322 100 X B 00 36 0.7 1.03 842 1,86 100 B 100 42 0.6 1.26 07 1, 100 B 1200 48 1.14 1.4 3 2,188 100 X B 600 24 0.46 0.61 64 1,30 0 B 70 30 0.64 0.84 802 1,768 0 B 00 36 0.81 1.06 88 1, 0 B 100 42 1.00 1.31 64 2,12 0 B 1200 48 1.1 1.6 103 2,320 0 B 00 36 0.7 1.03 08 2,001 0 B 1700 72 1.60 2.0 7 2,18 100 B 100 60 1.01 1.32 62 1,437 100 B 1800 72 1.24 1.62 740 1,631 100 B 100 60 0.0 1.18 48 2,00 100 B 1800 72 1.11 1.4 1063 2,344 100 B 1800 72 1.40 1.83 1148 2,31 100 B 2000 7 1.23 1.61 1132 2,46 100 312 00 36 0.3 0.6 403 888 100 312 1200 48 0.7 0.74 386 81 Maximum load with pin-on (payload + bucket) 100 3010 800 6,636 1,764 The above loads are in compliance with hydraulic excavator standard EN474, they do not exceed Maximum Material Density: 87% of hydraulic lifting capacity or 7% of tipping capacity with front linkage fully extended at 2100 /m 3 (3,00 /yd 3 ) ground line with bucket curled. 1800 /m 3 (3,000 /yd 3 ) Capacity based on ISO 741. 100 /m 3 (2,00 /yd 3 ) Bucket weight with General Duty tips. 1200 /m 3 (2,000 /yd 3 ) 00 /m 3 (1,00 /yd 3 ) X Not Recommended Caterpillar recommends using appropriate work tools to maximize the value customers receive from our products. Use of work tools, including buckets, which are outside of Caterpillar s recommendations or specifications for weight, dimensions, flows, pressures, etc. may result in less-than-optimal performance, including but not limited to reductions in production, stability, reliability, and component durability. Improper use of a work tool resulting in sweeping, prying, twisting and/or catching of heavy loads will reduce the life of the boom and stick. 10

Bucket Specifications and Compatibility 320 Long With Cat Pin Grabber Coupler General Duty Capacity (GDC) General Duty Capacity (GDC) Wide Tip Heavy Duty (HD) Heavy Duty Power (HDP) Heavy Duty Pin Grabber Performance (HD PGP) Severe Duty (SD) Severe Duty Power (SDP) Mud/Cleanup (M/CU) Ditch Cleaning (DC) Ditch Cleaning Tilt (DCT) Linkage Width Capacity Weight Fill 4.2 mt (,300 ) Counterweight Reach Boom 4.7 mt (10,400 ) Counterweight SLR Boom mm in m 3 yd 3 % R2. ('6") 6.28A (20'7") B 600 24 0. 0.72 61 1,363 100 B 70 30 0.7 0.8 710 1,66 100 B 00 36 0. 1.24 787 1,73 100 B 100 42 1.16 1.2 848 1,870 100 B 1200 48 1.38 1.80 26 2,041 100 B 130 4 1. 2.08 1004 2,213 100 B 600 24 0. 0.72 633 1,34 100 B 70 30 0.7 0.8 731 1,612 100 B 00 36 0. 1.24 813 1,73 100 B 100 42 1.16 1.2 8 1,73 100 B 1200 48 1.38 1.80 7 2,18 100 B 130 4 1. 2.08 1063 2,343 100 B 600 24 0.46 0.61 64 1,431 100 B 70 30 0.64 0.84 748 1,64 100 B 00 36 0.81 1.06 826 1,821 100 B 100 42 1.00 1.31 880 1,40 100 B 1200 48 1.1 1.6 72 2,141 100 B 130 4 1.38 1.81 104 2,322 100 B 00 36 0.7 1.03 842 1,86 100 B 100 42 0.6 1.26 07 1, 100 B 1200 48 1.14 1.4 3 2,188 100 B 600 24 0.44 0.7 676 1,41 100 B 70 30 0.60 0.7 778 1,71 100 B 00 36 0.76 1.00 864 1,04 100 B 100 42 0.3 1.22 28 2,04 100 B 1200 48 1.11 1.4 1016 2,23 100 B 130 4 1.28 1.67 1104 2,432 100 B 600 24 0.46 0.61 64 1,30 0 B 70 30 0.64 0.84 802 1,768 0 B 00 36 0.81 1.06 88 1, 0 B 100 42 1.00 1.31 64 2,12 0 B B B B B B 1200 48 1.1 1.6 103 2,320 0 00 36 0.7 1.03 08 2,001 0 1700 72 1.60 2.0 7 2,18 100 100 60 1.01 1.32 62 1,437 100 1800 72 1.24 1.62 740 1,631 100 100 60 0.0 1.18 48 2,00 100 B 1800 72 1.11 1.4 1063 2,344 100 B 1800 72 1.40 1.83 1148 2,31 100 B 2000 7 1.23 1.61 1132 2,46 100 Maximum load with coupler (payload + bucket) 288 378,706 834 The above loads are in compliance with hydraulic excavator standard EN474, they do not exceed Maximum Material Density: 87% of hydraulic lifting capacity or 7% of tipping capacity with front linkage fully extended at 2100 /m 3 (3,00 /yd 3 ) ground line with bucket curled. 1800 /m 3 (3,000 /yd 3 ) Capacity based on ISO 741. 100 /m 3 (2,00 /yd 3 ) Bucket weight with General Duty tips. 1200 /m 3 (2,000 /yd 3 ) 00 /m 3 (1,00 /yd 3 ) Caterpillar recommends using appropriate work tools to maximize the value customers receive from our products. Use of work tools, including buckets, which are outside of Caterpillar s recommendations or specifications for weight, dimensions, flows, pressures, etc. may result in less-than-optimal performance, including but not limited to reductions in production, stability, reliability, and component durability. Improper use of a work tool resulting in sweeping, prying, twisting and/or catching of heavy loads will reduce the life of the boom and stick. 11

Work Tool Offering Guide* Boom Type Stick Size Reach Boom R2. ('6") Hydraulic Hammer B20 0% C H11Es H120Es 0% C H130Es 0% P Multi-Processor MP318 CC Jaw MP318 D Jaw MP318 P Jaw ^ MP318 U Jaw MP318 S Jaw Pulverizer P21 Demolition and Sorting Grapple G31B-D/R ^ G320B-D/R **, ## G31B-WH ^ Scrap and Demolition Shear S320B S32B # S200 # Compactor (Vibratory Plate) CVP110 Orange Peel Grapple Trash Grapple These work tools are available for the 320. Thumbs Consult your Cat dealer for proper match. Rakes Pin Grabber Coupler Cat PG *Offerings not available in all areas. Matches are dependent on excavator configurations. Consult your Cat dealer to determine what is offered in your area and for proper work tool match. Match ** Match; Pin-On only # Match; Boom Mount ## Work over the front only ^ Work over the front only with Cat PG (match; Pin-On and Cat PG) 0% P Allowed usage with Pin-On and Coupler on machine less than 0% 0% C Allowed usage with Coupler on machine less than 0% Demolition and Sorting Grapple: D Demolition shells, R Recycling shells, WH Waste Handling shells 12

320 Standard and Optional Equipment Standard and Optional Equipment Standard and optional equipment may vary. Consult your Cat dealer for details. Standard Optional ENGINE Cat C4.4 ACERT Twin Turbo Tier 4 Final diesel engine Three selectable power modes One-touch low idle with automatic engine speed control Automatic engine idle shutdown Work up to 3000 m (,842. ft) above sea level without engine power de-rating 46 C (11 F) high-ambient cooling capacity 2 C (12 F) high-ambient cooling capacity Cold starting capability for 32 C ( 2 F) Double element air filter with integrated precleaner Electric fuel priming pump Reversible electric cooling fans Biodiesel capability up to B20 HYDRAULIC SYSTEM Boom and stick regeneration circuits Electronic main control valve Auto hydraulic oil warm up Automatic two-speed travel Boom and stick drift reduction valve Element type main hydraulic filter Slider joysticks Tandem type electronic main pump Hammer return filter circuit Combined flow/high pressure auxiliary circuit Medium pressure auxiliary circuit Quick coupler circuit for Cat Pin Grabber Fine swing control Standard Optional UNDERCARRIAGE AND STRUCTURES Tie-down points on base frame (ISO 1818 compliant) Center track guiding guard Standard bottom guards Standard swivel guard Standard travel motor guards Grease lubricated track links 4200 (,300 ) counterweight 4700 (10,400 ) counterweight for Super Long Reach Semi-HD swing frame for C4.4 ACERT Standard swing bearing Base frame with HD track rollers and standard carrier rollers Final drive with standard travel motor BOOM, STICKS AND LINKAGES 70 mm (31 in) triple grouser track shoes.7 m (18'8") Reach boom 2. m ('6") stick Super Long Reach 8.8 m (2'0") boom Super Long Reach 6.28 m (20'7") stick Bucket linkage, B1-family without lifting eye, Cat GRADE Bucket linkage, A-family without lifting eye, SLR (continued on next page) 13

320 Standard and Optional Equipment Standard and Optional Equipment (continued) Standard and optional equipment may vary. Consult your Cat dealer for details. ELECTRICAL SYSTEM Machine electronic control module ( 2) 1,000 CCA maintenance-free batteries ( 2) Centralized electrical disconnect switch Programmable time-delay LED working lights LED chassis light, LH and RH boom lights for Reach and SLR, cab lights CAT CONNECT TECHNOLOGY Cat Product Link Cat GRADE with 2D (not available on SLR) Cat GRADE with Advanced 2D (not available on SLR) Cat GRADE with 3D (not available on SLR) Cat Assist: Boom Assist Bucket Assist Swing Assist Grade Assist Cat Payload: Payload Information Static Weigh Auto Calibration Standard Optional Standard Optional SERVICE AND MAINTENANCE Sampling ports for Scheduled Oil Sampling (S O S SM ) Preventative Maintenance ready (QuickEvac ) Grouped location for engine oil and fuel filters Ground level second dipstick for engine oil Remote flash SAFETY AND SECURITY Rearview camera and side RH mirror 360 visibility Neutral lever (lock out) for all controls Anti-skid plate and countersunk bolts on service platform Ground-level accessible secondary engine shutoff switch in cab Radiator screen Bluetooth receiver RH handrail and hand hold (ISO 2867 compliant) Travel alarm 320 Attachments Dealer Installed Kit and Attachments Attachments may vary. Consult your Cat dealer for details. CAB SAFETY AND SECURITY GUARDS Radial lower wiper for 70/30 with washer Bluetooth key fob Standard swivel guard LH/RH electrical pedal for tool control Side rubber bumper Dual exit rear window kit ELECTRICAL FOGS (not compatible with cab light cover, Rain protector plus cab light cover Jump start wiring rain protector) Seat belt, retractable (7 mm/3 in width) LED premium lighting package Mesh guard full front (not compatible with cab light cover, rain protector) Mesh guard lower half front Full protecting vandalism guard 14

320 Cab Options Cab Options ROPS, standard sound suppression High-resolution 203 mm (8 in) LCD touch screen monitor High-resolution 203 mm (8 in) LCD touch screen monitor + additional monitor (only for use with Cat GRADE with Advanced 2D or Cat GRADE with 3D) High-resolution 24 mm (10 in) LCD touch screen monitor (only for use with 360 visibility) High-resolution 24 mm (10 in) LCD touch screen monitor + additional monitor (only for use with 360 visibility and Cat GRADE with Advanced 2D or Cat GRADE with 3D) Automatic bi-level air conditioner Jog dial and shortcut keys for monitor control Keyless push-to-start engine control Height-adjustable console, infinite with no tool Air-adjustable seat suspension 1 mm (2 in) seat belt Seat heater Tilt-up left-side console Bluetooth integrated radio with USB ports 2 12V DC outlets Document storage Cup and bottle holders Two-piece front window, openable Upper radial wiper with 70/30 with washer Polycarbonate skylight hatch, openable LED dome and lower interior lights Roller front sunscreen Roller rear sunscreen Rain protector and cab light covers (only for use with 360 visibility) Beacon ready Washable floor mat Storage tray in pump compartment Straight travel pedal Deluxe Standard Optional 1

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