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Excavators

309 CR VAB Mini Hydraulic Excavator

  • Engine Model
    Cat C3.3B
  • Net Power
    70.3 HP
  • Operating Weight
    20731 lb
  • Height
    17 in
Engine
Engine Model
Cat C3.3B
Net Power
70.3 HP
Bore
3.7 in
Displacement
203 in³
Gross Power
74.3 HP
Rated Net Power
71.5 HP
Rated Net Power
70.3 HP
Stroke
4.7 in
Weights
Operating Weight
20731 lb
Maximum Operating Weight with Cab
21054 lb
Maximum Operating Weight with Cab
20731 lb
Minimum Operating Weight with Cab
19304 lb
Note
*Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, standard stick, blade and no bucket.
Note
*Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
Note
**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Blade
Height
17 in
Width
97.2 in
Width
103.9 in
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes.
Certification - Cab
Roll Over Protective Structure
ISO 12117-2:2008
Tip Over Protective Structure
ISO 12117:1997
Top Guard
ISO 10262:1998 (Level II)
Dimensions - Long Stick
Boom In Reach
126.6 in
Boom Swing
24 in
Boom Swing
37 in
Cab Height
99 in
Dig Depth
183.1 in
Ground Clearance
13.5 in
Maximum Blade Depth
26.9 in
Maximum Blade Height
13.5 in
Maximum Dig Height
276.8 in
Maximum Dump Clearance
199.4 in
Maximum Reach
300.7 in
Maximum Reach
293.8 in
O
262.3 in
O
97.2 in
O
126 in
Stick Length
92.8 in
Swing Bearing
28.7 in
Tail Swing with Counterweight
64.8 in
Tail Swing without Counterweight
57.1 in
Track Belt
17.7 in
Transport Height
99 in
Vertical Wall
134.3 in
Dimensions - Standard Stick
Boom In Reach
120.4 in
Boom Swing
24 in
Boom Swing
37 in
Cab Height
99 in
Dig Depth
162 in
Ground Clearance
13.5 in
Maximum Blade Depth
26.9 in
Maximum Blade Height
13.5 in
Maximum Dig Height
264.9 in
Maximum Dump Clearance
187.1 in
Maximum Reach
281.1 in
Maximum Reach
273.6 in
O
259 in
O
97.2 in
O
126 in
Stick Length
71.8 in
Swing Bearing
28.7 in
Tail Swing with Counterweight
64.8 in
Tail Swing without Counterweight
57.1 in
Track Belt
17.7 in
Transport Height
97.9 in
Vertical Wall
118 in
Dimensions - VAB In
Boom Swing Left
24 in
Boom Swing Right
37 in
Boom in Reach
112.3 in
Cab Height
99 in
Dig Depth
154.8 in
Ground Clearance
13.5 in
Maximum Blade Depth
26.9 in
Maximum Blade Height
13.5 in
Maximum Dig Height
216.3 in
Maximum Dump Clearance
143.4 in
Maximum Reach
260.3 in
Maximum Reach at Ground Level
252.1 in
Overall Shipping Length
227.2 in
Overall Track Width
97.2 in
Overall Undercarriage Length
126 in
Stick Length
71.8 in
Swing Bearing Height
31.4 in
Tail Swing with Counterweight
64.8 in
Tail Swing without Counterweight
57.1 in
Track Belt
17.7 in
Transport Height
99.6 in
Vertical Wall
133.6 in
Dimensions - VAB Out
Boom Swing Left
24 in
Boom Swing Right
37 in
Boom in Reach
117.9 in
Cab Height
99 in
Dig Depth
136.5 in
Ground Clearance
13.5 in
Maximum Blade Depth
26.9 in
Maximum Blade Height
13.5 in
Maximum Dig Height
321.7 in
Maximum Dump Clearance
251.6 in
Maximum Reach
311 in
Maximum Reach at Ground Level
304.4 in
Overall Shipping Length
281.8 in
Overall Track Width
97.2 in
Overall Undercarriage Length
126 in
Stick Length
71.8 in
Swing Bearing Height
31.4 in
Tail Swing with Counterweight
64.8 in
Tail Swing without Counterweight
57.1 in
Track Belt
17.7 in
Transport Height
96.5 in
Vertical Wall
138.7 in
Hydraulic System
Auxiliary Circuit
37 gal/min
Auxiliary Circuit
4134 psi
Auxiliary Circuit
9 gal/min
Auxiliary Circuit
4134 psi
Digging Force
13943 lb
Digging Force
8023 lb
Digging Force
9500 lb
Operating Pressure
4134 psi
Operating Pressure
3626 psi
Operating Pressure
4134 psi
Pump Flow at 2
62 gal/min
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Service Refill Capacities
Cooling System
2.6 gal (US)
Engine Oil
3 gal (US)
Fuel Tank
39 gal (US)
Hydraulic System
28 gal (US)
Hydraulic Tank
14 gal (US)
Sound
Average Exterior Sound Pressure
99 dB(A)
Note
European Union Directive “2000/14/EC”
Operator Sound Pressure
72 dB(A)
Specifications
Note
The 309 CR specifications are based on a machine configured with a Long (L) Undercarriage. For specifications representing a 309 CR with a Standard Undercarriage, please refer to the 308 CR information.
Swing System
Machine Swing Speed
10.6 r/min
Travel System
Gradeability
30 degrees
Ground Pressure
6 psi
Ground Pressure
6 psi
Maximum Traction Force
6497 lb
Maximum Traction Force
19064 lb
Travel Speed
3.1 mile/h
Travel Speed
1.6 mile/h
Weight Increase from Minimum Configuration
Counterweight
552 lb
Long Stick
146 lb
Steel Tracks with Pads
728 lb
  • ENGINE
    • Cat C3.3B Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) – Electronic Engine, Turbo, Diesel Particulate Filter (DPF)
    • Automatic Engine Idle
    • Automatic Engine Shutdown
    • Automatic Swing Brake
    • Automatic Two Speed Travel
    • Fuel Water Separator with Indicator
    • Radial Seal – Double Element Air Filter
    • Extended Life Coolant, –37° C (–35° F)
    • Ecology Drain
  • HYDRAULICS
    • Smart Tech Electronic Pump
    • Variable Displacement Piston Pump
    • Load Sensing/Flow Sharing Hydraulics
    • Power On Demand
    • Hydraulic Temperature Monitoring
    • Certified Accumulator
    • Hydro Advanced Hydraulic Oil
    • Case Drain Line
  • OPERATOR ENVIRONMENT
    • Sealed and Pressurized Cab
    • Operator Sound Pressure 72 dB(A) ISO 6396:2008
    • Stick Steer Mode
    • Travel Cruise Control
    • Control Pattern Changer
    • Adjustable Wrist Rests
    • Molded Footrests
    • Removable, Washable Floor Mat
    • Travel Pedals and Hand Levers
    • Cat Key with Passcode Option
    • HVAC with Automatic Temperature Control
    • Hydraulic Lockout Controls
    • Integrated Lower Front Window
    • Assisted Front Window Overhead Storage
    • Rear Window Emergency Exit
    • Fabric, High Back, Suspension Seat
    • Retractable Seat Belt (75 mm/3 in)
    • Coat Hook
    • Cup Holder
    • LED Interior Light
    • Literature Holder
    • 12V Power Socket
    • Radio – Bluetooth®, USB, Auxiliary, Microphone
    • Skylight
    • Mounting Bosses for Top and Front Guards
    • ROPS – ISO 12117-2:2008
    • TOPS – ISO 12117:1997
    • Top Guard – ISO 10262:1998 (Level II)
    • Color LCD Monitor
      – Fuel Level and Coolant Temperature Gauges
      – Maintenance and Machine Monitoring
      – Performance and Machine Adjustments
      – Numeric Security Code
      – Multiple Languages
      – Camera Ready
      – Hour Meter with Wake Up Switch
      – Jog Dial Control Interface
  • UNDERCARRIAGE
    • Greased and Lubricated Track
    • Hydraulic Track Adjusters
    • Tie Down Eyes on Track Frame
    • Dozer Blade
    • Dozer Float
    • Bolt-on, Reversible Wear Edge
    • Steel Tracks (450 mm/17.7 in wide)
  • BOOM, STICK AND LINKAGES
    • Variable Angle Boom
    • Standard Stick (1823 mm/71.8 in)
    • Front Shovel Capable (Pin-On/Manual Coupler/Hydraulic Coupler – not available in all regions)
    • Thumb Ready (not available in all regions)
    • Certified Lifting Eye (not available in all regions)
  • ELECTRICAL
    • 12 Volt Electrical System
    • 90 Ampere Alternator
    • 850 CCA Maintenance Free Battery
    • Circuit Breaker
    • Ignition Key Stop Switch
    • Signaling/Warning Horn
    • Product Link Elite Lite (regulations apply)
  • OPERATOR ENVIRONMENT
    • Rain Visor
    • Air Suspension Heated Seat
  • ELECTRICAL
    • Rearview Camera
    • Rotating Beacon
  • OTHER
    • Attachments including Buckets, Augers and Hammers
    • Wide Steel Tracks (600 mm/23.6 in)
    • Wide Dozer Blade
    • 2nd Auxiliary Hydraulic Lines
    • Additional Counterweight
    • Boom and Stick Hose Burst Check Valves
    • Bucket Linkage with Lift Eye
    • Track Guides
    • Water Jacket Heater
    • Refueling Pump
    • Cab Guarding
    • Travel Alarm (standard in some regions)