309 CR Mini Hydraulic Excavator
Overview
Engine
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| 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
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| 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
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| Dig Depth |
182.8in |
| Height - Boom Working - With Tools** |
120.1in |
| Height - Boom Transport - No Tools* |
89in |
| Maximum Dig Height |
277.1in |
| Maximum Reach - Ground Level |
293.7in |
| Tail Swing without Counterweight |
57.1in |
| Boom Swing - Right |
36.8in |
| Track Belt/Shoe Width |
17.7in |
| Tail Swing with Counterweight |
62.4in |
| Maximum Blade Depth |
26in |
| Vertical Wall |
134in |
| Maximum Dump Clearance |
199.7in |
| Boom In Reach |
126.6in |
| O/A Undercarriage Length |
126in |
| O/A Track Width |
97.2in |
| Stick Length |
92.8in |
| Maximum Blade Height |
16.1in |
| Maximum Reach |
300.7in |
| Cab Height |
100in |
| Ground Clearance |
14in |
| Boom Swing - Left |
23.8in |
| Swing Bearing - Height |
29.7in |
| 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)*** |
Blade
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| Height |
17in |
| Width - Wide |
104in |
| Width - Standard |
97in |
Dimensions - Standard Stick
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| Note |
*Boom Height when stick is pinned in transport position with no attachments. |
| Boom Swing - Right |
36.8in |
| Height - Boom Working - With Tools** |
104.7in |
| Height - Boom Transport - No Tools* |
95.7in |
| Overall Shipping Length - with Counterweight |
266.7in |
| Cab Height |
100in |
| Overall Shipping Length - without Counterweight |
266.7in |
| Maximum Blade Depth |
26in |
| Maximum Blade Height |
16.1in |
| Boom Swing - Left |
23.8in |
| Stick Length |
71.8in |
| Dig Depth |
161.7in |
| Vertical Wall |
117.8in |
| Tail Swing with Counterweight |
62.4in |
| Ground Clearance |
14in |
| O/A Track Width |
97.2in |
| Maximum Reach |
281.1in |
| Track Belt/Shoe Width |
17.7in |
| Maximum Dig Height |
265.2in |
| Swing Bearing - Height |
29.7in |
| Boom In Reach |
120.4in |
| O/A Undercarriage Length |
126in |
| Maximum Reach - Ground Level |
273.6in |
| Tail Swing without Counterweight |
57.1in |
| Maximum Dump Clearance |
187.4in |
| 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. |
Hydraulic System
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| Note |
Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
| 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 |
| Maximum Auxiliary Circuit - Secondary - Pressure at Pump |
4134psi |
| Maximum Auxiliary Circuit - Primary - Flow at Pump |
35gal/min |
| Maximum Auxiliary Circuit - Primary - Pressure at Pump |
4134psi |
| Maximum Auxiliary Circuit - Secondary - Flow at Pump |
9gal/min |
Travel System
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| Gradeability - Maximum |
30 degrees |
| Ground Pressure - Minimum Weight |
5psi |
| Travel Speed - High |
3.1mile/h |
| Travel Speed - Low |
1.6mile/h |
| Maximum Traction Force - High Speed |
6497lb |
| Maximum Traction Force - Low Speed |
19064lb |
| Ground Pressure - Maximum Weight |
5.4psi |
Certification - Cab
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| Roll Over Protective Structure (ROPS) |
ISO 12117-2:2008 |
| Top Guard |
ISO 10262:1998 (Level I) |
| Tip Over Protective Structure (TOPS) |
ISO 12117:1997 |
Service Refill Capacities
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| Engine Oil |
3gal (US) |
| Fuel Tank |
39gal (US) |
| Hydraulic System |
29gal (US) |
| Cooling System |
2.6gal (US) |
| Hydraulic Tank |
14gal (US) |
Sound
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| Note |
European Union Directive "2000/14/EC" |
| Operator Sound Pressure (ISO 6396:2008) |
72dB(A) |
| Average Exterior Sound Pressure (ISO 6395:2008) |
99dB(A) |
Swing System
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| Machine Swing Speed |
10.6r/min |
| Boom Swing - Right |
50 degrees |
| Boom Swing - Left |
60 degrees |
Air Conditioning System
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| 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. |
Specifications
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| Note |
The 309 CR specifications are based on a machine configured with a Long (L) Undercarriage. |
Weight Increase from Minimum Configuration
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| Counterweight |
552lb |
| Long Stick |
146lb |
| Steel Tracks with Pads |
728lb |
Standard Equipment:
Engine
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Cat C3.3B Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) – Electronic Engine, Turbo, Diesel Particulate Filter (DPF)
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Automatic Engine Idle
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Automatic Engine Shutdown
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Automatic Swing Brake
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Automatic Two Speed Travel
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Fuel Water Separator with Indicator
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Radial Seal – Double Element Air Filter
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Extended Life Coolant, –37° C (–35° F)
Hydraulics
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Electronic Variable Displacement Piston Pump
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Load Sensing/Flow Sharing Hydraulics
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Dedicated Auxiliary Hydraulic Pump
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Power On Demand
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Hydraulic Temperature Monitoring
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Certified Accumulator
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HYDO Advanced Hydraulic Oil
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Ecology Drain
Operator Environment
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Top Guard ISO 10262 1998 Level I
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ROPS ISO 12117-2:2008
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Stick Steer Mode
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Travel Cruise Control
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Control Pattern Changer
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Adjustable Wrist Rests
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Molded Footrests
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Removable, Washable Floor Mat
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Travel Pedals and Hand Levers
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Cat Key with Passcode Option
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HVAC with Automatic Temperature Control
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Hydraulic Lockout Controls
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Integrated Lower Front Window
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Assisted Front Window Overhead Storage
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Rear Window Emergency Exit
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Fabric, High Back, Suspension Seat
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Retractable Seat Belt (75 mm/3 in)
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Coat Hook
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Cup Holder
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LED Interior Light
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Literature Holder
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Mounting Bosses for Top and Front Guards
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12V Power Socket
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Radio – Bluetooth, Auxiliary, Microphone, USB (charging only)
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Skylight
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Signaling/Warning Horn
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Cab and (left side) Boom Work Lights
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Utility Space for Mobile Phone
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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
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Greased and Lubricated Track
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Tie Down Eyes on Track Frame
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Dozer Blade
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Dozer Float
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Bolt-on, Reversible Wear Edge
Boom, Stick And Linkages
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One Piece Boom (3400 mm/133.9 in)
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Standard Stick (1820 mm/71.7 in)
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Front Shovel Capable – Pin-on/Manual Coupler/Hydraulic Coupler (not available in all regions)
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Thumb Ready (not available in all regions)
Electrical
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12 Volt Electrical System
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60 Ampere Alternator
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Circuit Breaker
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900 CCA Maintenance Free Battery
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Battery Disconnect
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Ignition Key Stop Switch
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Travel Alarm
Other
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Locks on External Enclosure Doors
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Lockable Fuel Cap
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Beacon Socket
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Rear Reflectors
Optional Equipment:
Operator Environment
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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
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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
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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
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Product Link™ Elite (regulations apply)
Rearview Camera
Rotating Beacon
Guarding
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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
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Additional Counterweight
Water Jacket Heater
Refueling Pump
Variable Angle Boom (refer to 309 CR VAB brochure for VAB specs and additional information)
