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309 CR Mini Hydraulic Excavator

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Product Specs

Engine

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

Weights

Operating Weight
21091 lb
Maximum Operating Weight with Cab**
21091 lb
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*
19735 lb

Dimensions - Long Stick

Dig Depth
182.8 in
Maximum Dump Clearance
199.7 in
Boom In Reach
126.6 in
Vertical Wall
134 in
Maximum Blade Depth
26 in
O/A Undercarriage Length
126 in
O/A Track Width
97.2 in
Stick Length
92.8 in
Maximum Blade Height
16.1 in
Maximum Dig Height
277.1 in
Tail Swing with Counterweight
62.4 in
Maximum Reach
300.7 in
Cab Height
100 in
Ground Clearance
14 in
Swing Bearing - Height
29.7 in
Track Belt/Shoe Width
17.7 in
Boom Swing - Left
23.8 in
Boom Swing - Right
36.8 in
Tail Swing without Counterweight
57.1 in
Maximum Reach - Ground Level
293.7 in
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*
89 in
Height - Boom Working - With Tools**
120.1 in

Blade

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

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
728 lb
Long Stick
146 lb
Counterweight
552 lb

Travel System

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

Service Refill Capacities

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

Hydraulic System

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

Swing System

Machine Swing Speed
10.6 r/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)
99 dB(A)
Note
European Union Directive "2000/14/EC"
Operator Sound Pressure (ISO 6396:2008)
72 dB(A)

Dimensions - Standard Stick

Boom Swing - Right
36.8 in
Maximum Dump Clearance
187.4 in
Tail Swing without Counterweight
57.1 in
Maximum Reach - Ground Level
273.6 in
O/A Undercarriage Length
126 in
Cab Height
100 in
Swing Bearing - Height
29.7 in
Maximum Dig Height
265.2 in
Track Belt/Shoe Width
17.7 in
O/A Track Width
97.2 in
Ground Clearance
14 in
Maximum Reach
281.1 in
Tail Swing with Counterweight
62.4 in
Boom In Reach
120.4 in
Vertical Wall
117.8 in
Dig Depth
161.7 in
Stick Length
71.8 in
Boom Swing - Left
23.8 in
Maximum Blade Height
16.1 in
Maximum Blade Depth
26 in
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
266.7 in
Overall Shipping Length - with Counterweight
266.7 in
Height - Boom Transport - No Tools*
95.7 in
Height - Boom Working - With Tools**
104.7 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.

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

Attachments

  • 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)

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