309 CR Mini Hydraulic Excavator

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Product description

The Cat^® 309 CR Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.

Engine

Net Power - 69.5HP
Engine Model - Cat C3.3B
Displacement - 203in³
Bore - 3.7in
Stroke - 4.7in
Gross Power - SAE J1995 - 74.3HP
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 - 69.5HP

Weights

Operating Weight - 21091lb
Maximum Operating Weight with Cab** - 21091lb
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.
Minimum Operating Weight with Cab* - 19735lb

Dimensions - Long Stick

Dig Depth - 182.8in
Maximum Dump Clearance - 199.7in
Boom In Reach - 126.6in
Vertical Wall - 134in
Maximum Blade Depth - 26in
O/A Undercarriage Length - 126in
O/A Track Width - 97.2in
Stick Length - 92.8in
Maximum Blade Height - 16.1in
Maximum Dig Height - 277.1in
Tail Swing with Counterweight - 62.4in
Maximum Reach - 300.7in
Cab Height - 100in
Ground Clearance - 14in
Swing Bearing - Height - 29.7in
Track Belt/Shoe Width - 17.7in
Boom Swing - Left - 23.8in
Boom Swing - Right - 36.8in
Tail Swing without Counterweight - 57.1in
Maximum Reach - Ground Level - 293.7in
Note - *Boom Height when stick is pinned in transport position with no attachments.
Note (2) - ***With blade positioned at the rear of the machine.
Note (1) - **Boom Height when stick is pinned in working position with attachments Standard Stick offers only one pin position.
Overall Shipping Length - with Counterweight - 7052 mm (277.6 in)***
Overall Shipping Length - without Counterweight - 7052 mm (277.6 in)***
Height - Boom Transport - No Tools* - 89in
Height - Boom Working - With Tools** - 120.1in

Blade

Height - 17in
Width - Wide - 104in
Width - Standard - 97in

Specifications

Note - The 309 CR specifications are based on a machine configured with a Long (L) Undercarriage.

Weight Increase from Minimum Configuration

Steel Tracks with Pads - 728lb
Long Stick - 146lb
Counterweight - 552lb

Travel System

Gradeability - Maximum - 30 degrees
Ground Pressure - Minimum Weight - 5psi
Ground Pressure - Maximum Weight - 5.4psi
Travel Speed - High - 3.1mile/h
Travel Speed - Low - 1.6mile/h
Maximum Traction Force - High Speed - 6497lb
Maximum Traction Force - Low Speed - 19064lb

Service Refill Capacities

Engine Oil - 3gal (US)
Fuel Tank - 39gal (US)
Hydraulic System - 29gal (US)
Cooling System - 2.6gal (US)
Hydraulic Tank - 14gal (US)

Hydraulic System

Type - Load Sensing Hydraulics with Variable Displacement Piston Pump
Operating Pressure - Swing - 3626psi
Digging Force - Stick - Standard - 9500lb
Digging Force - Stick - Long - 8023lb
Operating Pressure - Travel - 4134psi
Pump Flow at 2,400 rpm - 62gal/min
Digging Force - Bucket - 13943lb
Operating Pressure - Equipment - 4134psi
Note - Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Maximum Auxiliary Circuit - High Flow - Pressure at Pump - 4134lbf/in
Maximum Auxiliary Circuit - Primary - Pressure at Pump - 4134psi
Maximum Auxiliary Circuit - Secondary - Flow at Pump - 9gal/min
Maximum Auxiliary Circuit - Primary - Flow at Pump - 35gal/min
Maximum Auxiliary Circuit - Secondary - Pressure at Pump - 4134psi
Maximum Auxiliary Circuit - High Flow - Flow at Pump - 37gal/min

Swing System

Machine Swing Speed - 10.6r/min
Boom Swing - Right - 50 degrees
Boom Swing - Left - 60 degrees

Certification - Cab

Roll Over Protective Structure (ROPS) - ISO 12117-2:2008
Top Guard - ISO 10262:1998 (Level I)
Tip Over Protective Structure (TOPS) - ISO 12117:1997

Sound

Average Exterior Sound Pressure (ISO 6395:2008) - 99dB(A)
Note - European Union Directive "2000/14/EC"
Operator Sound Pressure (ISO 6396:2008) - 72dB(A)

Dimensions - Standard Stick

Boom Swing - Right - 36.8in
Maximum Dump Clearance - 187.4in
Tail Swing without Counterweight - 57.1in
Maximum Reach - Ground Level - 273.6in
O/A Undercarriage Length - 126in
Cab Height - 100in
Swing Bearing - Height - 29.7in
Maximum Dig Height - 265.2in
Track Belt/Shoe Width - 17.7in
O/A Track Width - 97.2in
Ground Clearance - 14in
Maximum Reach - 281.1in
Tail Swing with Counterweight - 62.4in
Boom In Reach - 120.4in
Vertical Wall - 117.8in
Dig Depth - 161.7in
Stick Length - 71.8in
Boom Swing - Left - 23.8in
Maximum Blade Height - 16.1in
Maximum Blade Depth - 26in
Note - *Boom Height when stick is pinned in transport position with no attachments.
Note (2) - ***With blade positioned at the rear of the machine.
Note (1) - **Boom Height when stick is pinned in working position with attachments Standard Stick offers only one pin position.
Overall Shipping Length - without Counterweight - 266.7in
Overall Shipping Length - with Counterweight - 266.7in
Height - Boom Transport - No Tools* - 95.7in
Height - Boom Working - With Tools** - 104.7in

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.

Sustainability

Recyclability - 96%

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)
Hydraulics
- Electronic Variable Displacement Piston Pump
- Load Sensing/Flow Sharing Hydraulics
- Dedicated Auxiliary Hydraulic Pump
- Power On Demand
- Hydraulic Temperature Monitoring
- Certified Accumulator
- HYDO Advanced Hydraulic Oil
- Ecology Drain
Operator Environment
- Top Guard ISO 10262 1998 Level I
- ROPS ISO 12117-2:2008
- 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
- Mounting Bosses for Top and Front Guards
- 12V Power Socket
- Radio – Bluetooth, Auxiliary, Microphone, USB (charging only)
- Skylight
- Signaling/Warning Horn
- Cab and (left side) Boom Work Lights
- Utility Space for Mobile Phone
- Next Generation Color LCD Monitor (IP66)
  – Jog Dial Interface
  – Fuel Level and Coolant Temperature Gauges
  – Maintenance and Machine Monitoring
  – Performance and Machine Adjustments
  – Numeric Security Code
  – Multiple Languages
  – Camera Ready (IP68 & IP69K)
  – Hour Meter with Wake Up Switch
Undercarriage
- Greased and Lubricated Track
- Tie Down Eyes on Track Frame
- Dozer Blade
- Dozer Float
- Bolt-on, Reversible Wear Edge
Boom, Stick And Linkages
- One Piece Boom (3400 mm/133.9 in)
- Standard Stick (1820 mm/71.7 in)
- Front Shovel Capable – Pin-on/Manual Coupler/Hydraulic Coupler (not available in all regions)
- Thumb Ready (not available in all regions)
Electrical
- 12 Volt Electrical System
- 60 Ampere Alternator
- Circuit Breaker
- 900 CCA Maintenance Free Battery
- Battery Disconnect
- Ignition Key Stop Switch
- Travel Alarm
Other
- Locks on External Enclosure Doors
- Lockable Fuel Cap
- Beacon Socket
- Rear Reflectors

Optional Equipment:

Operator Environment
- Push to Start with Bluetooth^® Key
- Air Suspension Heated Seat
- Rain Visor
- Next Generation Advanced Monitor (below are all included with Next Generation Advanced Monitor option)
  – Touch Screen
  – Site Reference System
  – High Definition Camera Capable (IP68 & IP69K)
  – Numeric Security Code
Undercarriage
- Wide Dozer Blade
- Steel Tracks (450 mm/17.7 in wide)
- Wide Steel Tracks (600 mm/23.6 in)
- Steel Track with Rubber Pads
- Track Guides
Boom, Stick And Linkages
- Long Stick (2360 mm/92.9 in)
- Attachments including Buckets, Augers and Hammers
- 2nd Auxiliary Hydraulic Lines with Case Drain
- Boom Lowering Check Valve
- Stick Lowering Check Valve
- Certified Lifting Eye
Electrical
- Product Link^™ Elite (regulations apply)
- Rearview Camera
- Rotating Beacon
Guarding
- Mesh Front Guard ISO 10262 1998 Level I
- Heavy Duty Front Guard ISO 10262 1998 Level II
- Top Guard ISO 10262 1998 Level II
- Polycarbonate Front Window EN356 P5A (Cab Only)
- Track Guards
Other
- Additional Counterweight
- Water Jacket Heater
- Refueling Pump
- Variable Angle Boom (refer to 309 CR VAB brochure for VAB specs and additional information)