Cat 309 CR VAB

Mini excavators

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Hydraulische minigraafmachine 309 CR VAB
Hydraulische minigraafmachine 309 CR VAB

About the Cat 309 CR VAB

 

The Cat® 309 CR Variable Angle Boom (VAB) Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications. The Variable Angle Boom provides the maximum in linkage flexibility in tight applications.The 309 CR also features high flow hydraulics to handle power hungry attachments such as mulchers and brushcutters.

Specifications

Engine
Net Power 70.3 HP
Engine Model Cat C3.3B
Rated Net Power - 2,200 rpm - EU Stage V - ISO 9249/EEC 80/1269 71.5 HP
Gross Power - ISO 14396 74.3 HP
Displacement 203 in³
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final - ISO 9249/EEC 80/1269 70.3 HP
Stroke 4.7 in
Bore 3.7 in
Weights
Operating Weight 20731 lb
Note (1) *Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
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 (2) **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Dimensions - VAB In
Dig Depth 154.8 in
Cab Height 99 in
Maximum Blade Depth 26.9 in
Maximum Blade Height 13.5 in
Stick Length 71.8 in
Maximum Reach 260.3 in
Tail Swing without Counterweight 57.1 in
Vertical Wall 133.6 in
Swing Bearing Height 31.4 in
Track Belt/Shoe Width 17.7 in
Boom Swing Right 37 in
Overall Track Width 97.2 in
Overall Shipping Length 227.2 in
Maximum Dump Clearance 143.4 in
Boom in Reach 112.3 in
Maximum Reach at Ground Level 252.1 in
Transport Height 99.6 in
Overall Undercarriage Length 126 in
Ground Clearance 13.5 in
Tail Swing with Counterweight 64.8 in
Maximum Dig Height 216.3 in
Boom Swing Left 24 in
Blade
Height 17 in
Width - Wide 103.9 in
Width - Standard 97.2 in
Hydraulic System
Operating Pressure - Travel 4134 psi
Auxiliary Circuit - Secondary - Flow 9 gal/min
Auxiliary Circuit - Primary (High Flow) - Pressure 4134 psi
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force - Stick - Standard 9500 lb
Auxiliary Circuit - Secondary - Pressure 4134 psi
Digging Force - Stick - Long 8023 lb
Digging Force - Bucket 13943 lb
Pump Flow at 2,400 rpm 62 gal/min
Auxiliary Circuit - Primary (High Flow) - Flow 37 gal/min
Operating Pressure - Swing 3626 psi
Operating Pressure - Equipment 4134 psi
Dimensions - Long Stick
Boom Swing - Right 37 in
Boom Swing - Left 24 in
Dig Depth 183.1 in
Stick Length 92.8 in
Maximum Reach - Ground Level 293.8 in
Maximum Blade Height 13.5 in
Cab Height 99 in
Transport Height 99 in
Boom In Reach 126.6 in
O/A Track Width 97.2 in
Ground Clearance 13.5 in
Swing Bearing - Height 28.7 in
Tail Swing without Counterweight 57.1 in
Tail Swing with Counterweight 64.8 in
Maximum Reach 300.7 in
Track Belt/Shoe Width 17.7 in
Vertical Wall 134.3 in
O/A Undercarriage Length 126 in
O/A Shipping Length 262.3 in
Maximum Dig Height 276.8 in
Maximum Dump Clearance 199.4 in
Maximum Blade Depth 26.9 in
Dimensions - VAB Out
Ground Clearance 13.5 in
Cab Height 99 in
Boom in Reach 117.9 in
Vertical Wall 138.7 in
Swing Bearing Height 31.4 in
Maximum Dump Clearance 251.6 in
Overall Undercarriage Length 126 in
Maximum Reach at Ground Level 304.4 in
Tail Swing without Counterweight 57.1 in
Maximum Reach 311 in
Track Belt/Shoe Width 17.7 in
Overall Shipping Length 281.8 in
Maximum Blade Depth 26.9 in
Maximum Dig Height 321.7 in
Overall Track Width 97.2 in
Tail Swing with Counterweight 64.8 in
Stick Length 71.8 in
Maximum Blade Height 13.5 in
Boom Swing Right 37 in
Boom Swing Left 24 in
Transport Height 96.5 in
Dig Depth 136.5 in
Dimensions - Standard Stick
Maximum Reach - Ground Level 273.6 in
Swing Bearing - Height 28.7 in
Stick Length 71.8 in
O/A Shipping Length 259 in
Maximum Blade Height 13.5 in
Boom In Reach 120.4 in
Tail Swing with Counterweight 64.8 in
Vertical Wall 118 in
Maximum Blade Depth 26.9 in
Ground Clearance 13.5 in
Maximum Reach 281.1 in
Transport Height 97.9 in
Cab Height 99 in
Boom Swing - Left 24 in
O/A Track Width 97.2 in
Boom Swing - Right 37 in
Maximum Dig Height 264.9 in
Tail Swing without Counterweight 57.1 in
Dig Depth 162 in
Maximum Dump Clearance 187.1 in
Track Belt/Shoe Width 17.7 in
O/A Undercarriage Length 126 in
Travel System
Ground Pressure - Minimum Weight 6 psi
Travel Speed - High 3.1 mile/h
Maximum Traction Force - High Speed 6497 lb
Travel Speed - Low 1.6 mile/h
Ground Pressure - Maximum Weight 6 psi
Maximum Traction Force - Low Speed 19064 lb
Gradeability - Maximum 30 degrees
Service Refill Capacities
Fuel Tank 39 gal (US)
Hydraulic System 28 gal (US)
Engine Oil 3 gal (US)
Cooling System 2.6 gal (US)
Hydraulic Tank 14 gal (US)
Swing System
Machine Swing Speed 10.6 r/min
Weight Increase from Minimum Configuration
Steel Tracks with Pads 728 lb
Long Stick 146 lb
Counterweight 552 lb
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.
Certification - Cab
Top Guard ISO 10262:1998 (Level II)
Roll Over Protective Structure (ROPS) ISO 12117-2:2008
Tip Over Protective Structure (TOPS) ISO 12117:1997
Sound
Average Exterior Sound Pressure (ISO 6395:2008) 99 dB(A)
Operator Sound Pressure (ISO 6396:2008) 72 dB(A)
Note European Union Directive “2000/14/EC”
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.

Features

ALL DAY COMFORT

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

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

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

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.
Hydraulische minigraafmachine 309 CR VAB

SAFETY ON THE JOB SITE

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

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

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.
Hydraulische minigraafmachine 309 CR VAB

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