309 CR VAB Mini Hydraulic Excavator

  • Overview
  • Finance With CavPower
  • Optional Services
  • View product Download

ALL DAY COMFORT

        

  • A sealed and pressurized cab is equipped with an improved air conditioning system, adjustable wrist rests and a suspension seat to help keep you working comfortably all day long.

EASY TO OPERATE

  • Controls are easy to use and the intuitive Next Generation Monitor provides customizable machine operator preferences and easy to read machine information.

STICK STEER TRAVEL MODE

  • Moving around the job site is even easier with the Cat Stick Steer option. Easily switch from traditional travel controls with levers and pedals to joystick controls with a push of a button. The benefit of less effort and improved control is in your hands!

BIG PERFORMANCE IN A MINI DESIGN

  • Increased lifting, swinging, travel and multi-functioning performance helps you get the job done more efficiently, and dig-to-blade allows for easy clean up.

SAFETY ON THE JOB SITE

  • Your safety is our top priority. The Cat Mini Excavator is designed to help keep you safe on the job. A back-up camera, courtesy work lights and a fluorescent retractable seat belt are just a few of the safety features we’ve built into the machine.

SIMPLE SERVICE FOR LESS DOWNTIME

  • Maintenance is quick and easy on the Cat Mini Excavator. Routine check points are easy to access at ground level with grouped service points and robust service panels.

LOWER OPERATING COSTS

  • Equipped with features such as auto idle, auto engine shutdown, and efficient hydraulics with a variable displacement pump, the Cat Mini Excavator was designed with reducing your operating costs in mind.

UNMATCHED DEALER SUPPORT

  • Your Cat dealer is here to help you reach your business goals. From providing equipment solutions to operator training to service needs and beyond, your Cat dealer is ready to help.
Engine
Engine Model Cat C3.3B
Net Power 52.4 kW (70.3 HP)
Weights
Operating Weight 9403 kg (20731 lb)
Blade
Height 431 mm (17 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.
Blade
Width - Standard 2470 mm (97.2 in)
Width - Wide 2640 mm (103.9 in)
Certification - Cab
Roll Over Protective Structure (ROPS) ISO 12117-2:2008
Tip Over Protective Structure (TOPS) ISO 12117:1997
Top Guard ISO 10262:1998 (Level II)
Dimensions - Long Stick
Boom In Reach 3215 mm (126.6 in)
Boom Swing - Left 604 mm (24 in)
Boom Swing - Right 935 mm (37 in)
Cab Height 2514 mm (99 in)
Dig Depth 4650 mm (183.1 in)
Ground Clearance 343 mm (13.5 in)
Maximum Blade Depth 684 mm (26.9 in)
Maximum Blade Height 342 mm (13.5 in)
Maximum Dig Height 7032 mm (276.8 in)
Maximum Dump Clearance 5065 mm (199.4 in)
Maximum Reach 7637 mm (300.7 in)
Maximum Reach - Ground Level 7462 mm (293.8 in)
O/A Shipping Length 6662 mm (262.3 in)
O/A Track Width 2470 mm (97.2 in)
O/A Undercarriage Length 3200 mm (126 in)
Stick Length 2358 mm (92.8 in)
Swing Bearing - Height 729 mm (28.7 in)
Tail Swing with Counterweight 1645 mm (64.8 in)
Tail Swing without Counterweight 1450 mm (57.1 in)
Track Belt/Shoe Width 450 mm (17.7 in)
Transport Height 2514 mm (99 in)
Vertical Wall 3411 mm (134.3 in)
Dimensions - Standard Stick
Boom In Reach 3058 mm (120.4 in)
Boom Swing - Left 604 mm (24 in)
Boom Swing - Right 935 mm (37 in)
Cab Height 2514 mm (99 in)
Dig Depth 4115 mm (162 in)
Ground Clearance 343 mm (13.5 in)
Maximum Blade Depth 684 mm (26.9 in)
Maximum Blade Height 342 mm (13.5 in)
Maximum Dig Height 6729 mm (264.9 in)
Maximum Dump Clearance 4753 mm (187.1 in)
Maximum Reach 7140 mm (281.1 in)
Maximum Reach - Ground Level 6951 mm (273.6 in)
O/A Shipping Length 6578 mm (259 in)
O/A Track Width 2470 mm (97.2 in)
O/A Undercarriage Length 3200 mm (126 in)
Stick Length 1823 mm (71.8 in)
Swing Bearing - Height 729 mm (28.7 in)
Tail Swing with Counterweight 1645 mm (64.8 in)
Tail Swing without Counterweight 1450 mm (57.1 in)
Track Belt/Shoe Width 450 mm (17.7 in)
Transport Height 2487 mm (97.9 in)
Vertical Wall 2998 mm (118 in)
Dimensions - VAB In
Boom Swing Left 604 mm (24 in)
Boom Swing Right 935 mm (37 in)
Boom in Reach 2853 mm (112.3 in)
Cab Height 2514 mm (99 in)
Dig Depth 3931 mm (154.8 in)
Ground Clearance 343 mm (13.5 in)
Maximum Blade Depth 684 mm (26.9 in)
Maximum Blade Height 342 mm (13.5 in)
Maximum Dig Height 5494 mm (216.3 in)
Maximum Dump Clearance 3643 mm (143.4 in)
Maximum Reach 6612 mm (260.3 in)
Maximum Reach at Ground Level 6403 mm (252.1 in)
Overall Shipping Length 5771 mm (227.2 in)
Overall Track Width 2470 mm (97.2 in)
Overall Undercarriage Length 3200 mm (126 in)
Stick Length 1823 mm (71.8 in)
Swing Bearing Height 798 mm (31.4 in)
Tail Swing with Counterweight 1645 mm (64.8 in)
Tail Swing without Counterweight 1450 mm (57.1 in)
Track Belt/Shoe Width 450 mm (17.7 in)
Transport Height 2530 mm (99.6 in)
Vertical Wall 3394 mm (133.6 in)
Dimensions - VAB Out
Boom Swing Left 604 mm (24 in)
Boom Swing Right 935 mm (37 in)
Boom in Reach 2995 mm (117.9 in)
Cab Height 2514 mm (99 in)
Dig Depth 3468 mm (136.5 in)
Ground Clearance 343 mm (13.5 in)
Maximum Blade Depth 684 mm (26.9 in)
Maximum Blade Height 342 mm (13.5 in)
Maximum Dig Height 8171 mm (321.7 in)
Maximum Dump Clearance 6390 mm (251.6 in)
Maximum Reach 7900 mm (311 in)
Maximum Reach at Ground Level 7732 mm (304.4 in)
Overall Shipping Length 7158 mm (281.8 in)
Overall Track Width 2470 mm (97.2 in)
Overall Undercarriage Length 3200 mm (126 in)
Stick Length 1823 mm (71.8 in)
Swing Bearing Height 798 mm (31.4 in)
Tail Swing with Counterweight 1645 mm (64.8 in)
Tail Swing without Counterweight 1450 mm (57.1 in)
Track Belt/Shoe Width 450 mm (17.7 in)
Transport Height 2452 mm (96.5 in)
Vertical Wall 3524 mm (138.7 in)
Engine
Bore 94 mm (3.7 in)
Displacement 3.33 l (203 inu00b3)
Gross Power - ISO 14396 55.4 kW (74.3 HP)
Rated Net Power - 2,200 rpm - EU Stage V - ISO 9249/EEC 80/1269 53.3 kW (71.5 HP)
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final - ISO 9249/EEC 80/1269 52.4 kW (70.3 HP)
Stroke 120 mm (4.7 in)
Hydraulic System
Auxiliary Circuit - Primary (High Flow) - Flow 140 l/min (37 gal/min)
Auxiliary Circuit - Primary (High Flow) - Pressure 285 bar (4134 psi)
Auxiliary Circuit - Secondary - Flow 33 l/min (9 gal/min)
Auxiliary Circuit - Secondary - Pressure 285 bar (4134 psi)
Digging Force - Bucket 62 kN (13943 lb)
Digging Force - Stick - Long 35.7 kN (8023 lb)
Digging Force - Stick - Standard 42.3 kN (9500 lb)
Operating Pressure - Equipment 285 bar (4134 psi)
Operating Pressure - Swing 250 bar (3626 psi)
Operating Pressure - Travel 285 bar (4134 psi)
Pump Flow at 2,400 rpm 233 l/min (62 gal/min)
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Service Refill Capacities
Cooling System 10 l (2.6 gal (US))
Engine Oil 11.2 l (3 gal (US))
Fuel Tank 147 l (39 gal (US))
Hydraulic System 107 l (28 gal (US))
Hydraulic Tank 53 l (14 gal (US))
Sound
Average Exterior Sound Pressure (ISO 6395:2008) 99 dB(A) (99 dB(A))
Note European Union Directive u201c2000/14/ECu201d
Operator Sound Pressure (ISO 6396:2008) 72 dB(A) (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 (10.6 r/min)
Travel System
Gradeability - Maximum 30 degrees
Ground Pressure - Maximum Weight 40.8 kPa (6 psi)
Ground Pressure - Minimum Weight 38 kPa (6 psi)
Maximum Traction Force - High Speed 28.9 kN (6497 lb)
Maximum Traction Force - Low Speed 84.8 kN (19064 lb)
Travel Speed - High 4.9 km/h (3.1 mile/h)
Travel Speed - Low 2.6 km/h (1.6 mile/h)
Weight Increase from Minimum Configuration
Counterweight 250 kg (552 lb)
Long Stick 66 kg (146 lb)
Steel Tracks with Pads 330 kg (728 lb)
Weights
Maximum Operating Weight with Cab* 9550 kg (21054 lb)
Maximum Operating Weight with Cab** 9403 kg (20731 lb)
Minimum Operating Weight with Cab* 8756 kg (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 (1) *Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
Note (2) **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.

Standard Equipment

  • 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)

Optional Equipment

  • 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)

Enquiry Form

REQUEST A CALL BACK