Cat 320D2/D2 L
Hydraulic Excavator
with C7.1 engine
The 320D2/D2 L carries long time proven features and is configured for heavy construction, will deliver great fuel savings and
productivity in truck loading, trenching and lifting.
Performance Reliability/Durability
• Power ful, ef ficient Cat C7.1 mechanically-controlled engine meets
®
• Typically the largest structure in the indus tr y
U.S. EPA Tier 3, EU Stage IIIA equivalent emission standards • Modified X-frame structure provides long life and durabilit y
• Low pressure fuel system allows the engine to be more robus t • Robotically welded heav y dut y boom and stick are standard
in areas with low qualit y fuel • Grease and Lubricated Tracks (GLT ) provide longer life
• New higher ef ficiency main pump increases hydraulic sys tem
ef ficiency, pumps deliver superior power for bes t in class
per formance Ease of Operation
• Economy mode burns less fuel than the previous generation • Ergonomically designed cab with easy to operate controls
320D2 / D2 L with same lif ting and digging force • Multiple seat and joystick adjustment options enhance comfor t
• Variable fan with viscous clutch reduces fuel consumption • E xcellent work site visibilit y from the cab enhances productivit y
and safet y
Versatility • Optimized low ef for t joystick controls reduce operator fatigue
• Improved operator comfor t with reduced machine noise
• Multiple front linkage configurations developed to meet all
application needs
• Multiple auxiliar y hydraulic options meet all application needs Serviceability
• Cat buckets and tips are designed and matched to optimize the • Mos t ser vice locations can be accessed at ground level
machine’s per formance • Number of fuel filters are reduced from four/ three to t wo
• Multiple hydro-mechanical quick couplers and work tools are of fered with remaining 5 0 0 hours ser vice inter vals which lowers
operational cost
Safety • Remote mounted filters reduce the time taken to ser vice the machine
• Pressure taps and S·O·S SM por ts help maximize uptime
• “Safely Home Ever yday with a Cat E xcavator”
• Hydraulic activation lever safely locks out all hydraulic functions
• Anti‐skid plating and countersunk bolts reduce slipping in severe Technology
conditions during routine checks • Integrated Cat technology solutions increase production
• Full length firewall separates the pump compar tment from the engine and minimize operating costs
• Ground level fuel cut of f switch shuts down the engine in an • Product Link™ repor ts key information from the machine
emergency to any location
Cat® 320D2 /D2 L Hydraulic Excavator with C7.1 engine
Engine Hydraulic System
Engine Model Cat C7.1 Main System – Maximum Flow ( Total) 4 0 4 L /min 10 6.7 gal/min
Engine Power – ISO 14 3 9 6 112 kW 15 0 hp Maximum Pressure – Equipment 35 MPa 5, 0 76 psi
Net Power – SAE J13 4 9 10 9 kW 14 6 hp Maximum Pressure – Travel 35 MPa 5, 0 76 psi
Bore 10 5 mm 4.13 in Maximum Pressure – Swing 2 5 MPa 3, 6 2 6 psi
S troke 13 5 mm 5.31 in
Displacement 7.01 L 42 8 in 3 Engine RPM
• The 32 0D2 /D2 L meets Tier 3, Stage IIIA equivalent emission s tandards. Operation 1,70 0 rpm
• Net power adver tised is the power available at the fly wheel when the Travel 1, 8 0 0 rpm
engine is equipped with fan, air cleaner, muf fler and alternator.
• The altitude capabilit y (without aid) of 3 2 0D2 / D2 L is up to 4 0 0 0 m
(13,12 3 f t) with natural power derate above sea level. Service Refill Capacities
• Rating at 1, 8 0 0 rpm. Fuel Tank Capacit y 410 L 10 8.3 gal
Cooling System 25 L 6.6 gal
Engine Oil 22 L 5.8 gal
Weights
Swing Drive 8L 2 .1 gal
Standard Undercarriage
Final Drive 8L 2 .1 gal
Maximum Operating Weight * 21 70 0 kg 47, 8 0 0 lb
Hydraulic System (Including Tank) 260 L 6 8.7 gal
Minimum Operating Weight * * 21 10 0 kg 4 6,5 0 0 lb
Hydraulic Tank 13 8 L 3 6.5 gal
Long Undercarriage
Maximum Operating Weight * 2 2 3 0 0 kg 4 9, 2 0 0 lb
Sound Performance
Minimum Operating Weight * * 21 6 0 0 kg 47, 6 0 0 lb
ISO 6 3 9 5 (E x ternal) 102 dB(A)
*R5.7 (18'8 ") HD Reach Boom, R 2.9 (9'6 ") B1 HD Reach stick , HD 1. 4 m 3
ISO 6 3 9 6 (Inside Cab) 72 dB(A)
(1.8 3 yd 3) bucket and 79 0 mm (31") TG shoes.
• When properly installed and maintained, the cab of fered by Caterpillar,
* *R5.7 (18'8 ") HD Reach Boom, R 2 .5 (8'2") B1 HD Reach stick , HD 1.4 m 3
when tested with doors and windows closed according to ANSI /
(1.8 3 yd 3) bucket and 6 0 0 mm (24") shoes.
SAE J116 6 OC T 9 8, meets OSHA and MSHA requirements for operator
sound exposure limits in ef fect at time of manufacture.
Swing Mechanism • Hearing protection may be needed when operating with an open operator
Swing Speed 10.9 rpm station and cab (when not properly maintained or doors / windows open)
for ex tended periods or in a noisy environment.
Swing Torque 61.8 kN·m 4 5, 5 81 lbf-f t
Standards
Drive
Brakes SA E J10 26 /APR 9 0
Maximum Travel Speed – High 5.4 km / h 3.4 mph
SA E J135 6 F EB8 8
Maximum Drawbar Pull 20 5 kN 4 6,0 8 6 lbf Cab/ FOGS
ISO 102 6 2
Working Ranges
Boom Options HD Reach Boom 5.7 m (18'8 ") HD Reach Boom 5.7 m (18'8 ")
Stick Options R 2.9 (9'6 ") B1 HD R 2.5 (8'2") B1 HD
Bucket T ip Radius 15 6 0 mm 5'1" 15 6 0 mm 5'1"
Maximum Digging Depth 6 72 0 mm 2 2'1" 6 3 0 0 mm 20'8 "
Maximum Reach at Ground L ine 9 8 9 0 mm 32'5 " 9 470 mm 31'1"
Maximum Loading Height 6 4 9 0 mm 21'4" 6 2 9 0 mm 20'8 "
F or more complete infor mation on Cat product s, dealer ser vices, and indus tr y solutions, v isit us on the web at www.cat.com AE XQ1724 (01-2016)
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Materials and speci fications are subject to change wi thou t not ice. Feat ured machines in photos may include addi tional equipment .
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