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309 CR VAB Mini Hydraulic Excavator

309 CR VAB Mini Hydraulic Excavator

At a Glance

Net Power
70.3 HP
Operating Weight
20731 lb
Dig Depth
154.8 in
Engine Model
Cat C3.3B
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Overview

Engine

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Net Power 70.3HP
Engine Model Cat C3.3B
Bore 3.7in
Displacement 203in³
Gross Power - ISO 14396 74.3HP
Rated Net Power - 2,200 rpm - EU Stage V - ISO 9249/EEC 80/1269 71.5HP
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final - ISO 9249/EEC 80/1269 70.3HP
Stroke 4.7in

Weights

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Operating Weight 20731lb
Maximum Operating Weight with Cab* 21054lb
Maximum Operating Weight with Cab** 20731lb
Minimum Operating Weight with Cab* 19304lb
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.

Dimensions - VAB In

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Dig Depth 154.8in
Boom Swing Left 24in
Boom Swing Right 37in
Boom in Reach 112.3in
Cab Height 99in
Ground Clearance 13.5in
Maximum Blade Depth 26.9in
Maximum Blade Height 13.5in
Maximum Dig Height 216.3in
Maximum Dump Clearance 143.4in
Maximum Reach 260.3in
Maximum Reach at Ground Level 252.1in
Overall Shipping Length 227.2in
Overall Track Width 97.2in
Overall Undercarriage Length 126in
Stick Length 71.8in
Swing Bearing Height 31.4in
Tail Swing with Counterweight 64.8in
Tail Swing without Counterweight 57.1in
Track Belt/Shoe Width 17.7in
Transport Height 99.6in
Vertical Wall 133.6in

Blade

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Height 17in
Width - Standard 97.2in
Width - Wide 103.9in

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.

Certification - Cab

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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

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Boom In Reach 126.6in
Boom Swing - Left 24in
Boom Swing - Right 37in
Cab Height 99in
Dig Depth 183.1in
Ground Clearance 13.5in
Maximum Blade Depth 26.9in
Maximum Blade Height 13.5in
Maximum Dig Height 276.8in
Maximum Dump Clearance 199.4in
Maximum Reach 300.7in
Maximum Reach - Ground Level 293.8in
O/A Shipping Length 262.3in
O/A Track Width 97.2in
O/A Undercarriage Length 126in
Stick Length 92.8in
Swing Bearing - Height 28.7in
Tail Swing with Counterweight 64.8in
Tail Swing without Counterweight 57.1in
Track Belt/Shoe Width 17.7in
Transport Height 99in
Vertical Wall 134.3in

Dimensions - Standard Stick

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Boom In Reach 120.4in
Boom Swing - Left 24in
Boom Swing - Right 37in
Cab Height 99in
Dig Depth 162in
Ground Clearance 13.5in
Maximum Blade Depth 26.9in
Maximum Blade Height 13.5in
Maximum Dig Height 264.9in
Maximum Dump Clearance 187.1in
Maximum Reach 281.1in
Maximum Reach - Ground Level 273.6in
O/A Shipping Length 259in
O/A Track Width 97.2in
O/A Undercarriage Length 126in
Stick Length 71.8in
Swing Bearing - Height 28.7in
Tail Swing with Counterweight 64.8in
Tail Swing without Counterweight 57.1in
Track Belt/Shoe Width 17.7in
Transport Height 97.9in
Vertical Wall 118in

Dimensions - VAB Out

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Boom Swing Left 24in
Boom Swing Right 37in
Boom in Reach 117.9in
Cab Height 99in
Dig Depth 136.5in
Ground Clearance 13.5in
Maximum Blade Depth 26.9in
Maximum Blade Height 13.5in
Maximum Dig Height 321.7in
Maximum Dump Clearance 251.6in
Maximum Reach 311in
Maximum Reach at Ground Level 304.4in
Overall Shipping Length 281.8in
Overall Track Width 97.2in
Overall Undercarriage Length 126in
Stick Length 71.8in
Swing Bearing Height 31.4in
Tail Swing with Counterweight 64.8in
Tail Swing without Counterweight 57.1in
Track Belt/Shoe Width 17.7in
Transport Height 96.5in
Vertical Wall 138.7in

Hydraulic System

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Auxiliary Circuit - Primary (High Flow) - Flow 37gal/min
Auxiliary Circuit - Primary (High Flow) - Pressure 4134psi
Auxiliary Circuit - Secondary - Flow 9gal/min
Auxiliary Circuit - Secondary - Pressure 4134psi
Digging Force - Bucket 13943lb
Digging Force - Stick - Long 8023lb
Digging Force - Stick - Standard 9500lb
Operating Pressure - Equipment 4134psi
Operating Pressure - Swing 3626psi
Operating Pressure - Travel 4134psi
Pump Flow at 2,400 rpm 62gal/min
Type Load Sensing Hydraulics with Variable Displacement Piston Pump

Service Refill Capacities

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Cooling System 2.6gal (US)
Engine Oil 3gal (US)
Fuel Tank 39gal (US)
Hydraulic System 28gal (US)
Hydraulic Tank 14gal (US)

Sound

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

Specifications

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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

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Machine Swing Speed 10.6r/min

Travel System

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Gradeability - Maximum 30 degrees
Ground Pressure - Maximum Weight 6psi
Ground Pressure - Minimum Weight 6psi
Maximum Traction Force - High Speed 6497lb
Maximum Traction Force - Low Speed 19064lb
Travel Speed - High 3.1mile/h
Travel Speed - Low 1.6mile/h

Weight Increase from Minimum Configuration

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