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.
Net Power | — |
Operating Weight | — |
Dig Depth | — |
Net Power | — |
Engine Model | Cat C3.3B |
Displacement | — |
Bore | — |
Stroke | — |
Gross Power - SAE J1995 | — |
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 | — |
Note | The 309 CR specifications are based on a machine configured with a Long (L) Undercarriage. |
Operating Weight | — |
Maximum Operating Weight with Cab** | — |
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* | — |
Dig Depth | — |
Maximum Dump Clearance | — |
Boom In Reach | — |
Vertical Wall | — |
Maximum Blade Depth | — |
O/A Undercarriage Length | — |
O/A Track Width | — |
Stick Length | — |
Maximum Blade Height | — |
Maximum Dig Height | — |
Tail Swing with Counterweight | — |
Maximum Reach | — |
Cab Height | — |
Ground Clearance | — |
Swing Bearing - Height | — |
Track Belt/Shoe Width | — |
Boom Swing - Left | — |
Boom Swing - Right | — |
Tail Swing without Counterweight | — |
Maximum Reach - Ground Level | — |
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. |
Height - Boom Transport - No Tools* | — |
Overall Shipping Length - with Counterweight | 7052 mm (277.6 in)*** |
Height - Boom Working - With Tools** | — |
Overall Shipping Length - without Counterweight | 7052 mm (277.6 in)*** |
Steel Tracks with Pads | — |
Long Stick | — |
Counterweight | — |
Gradeability - Maximum | 30 degrees |
Ground Pressure - Minimum Weight | — |
Ground Pressure - Maximum Weight | — |
Travel Speed - High | — |
Travel Speed - Low | — |
Maximum Traction Force - High Speed | — |
Maximum Traction Force - Low Speed | — |
Engine Oil | — |
Fuel Tank | — |
Hydraulic System | — |
Cooling System | — |
Hydraulic Tank | — |
Type | Load Sensing Hydraulics with Variable Displacement Piston Pump |
Operating Pressure - Swing | — |
Digging Force - Stick - Standard | — |
Digging Force - Stick - Long | — |
Operating Pressure - Travel | — |
Pump Flow at 2,400 rpm | — |
Digging Force - Bucket | — |
Operating Pressure - Equipment | — |
Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
Maximum Auxiliary Circuit - Secondary - Flow at Pump | — |
Maximum Auxiliary Circuit - Primary - Pressure at Pump | — |
Maximum Auxiliary Circuit - Primary - Flow at Pump | — |
Maximum Auxiliary Circuit - Secondary - Pressure at Pump | — |
Maximum Auxiliary Circuit - High Flow - Pressure at Pump | — |
Maximum Auxiliary Circuit - High Flow - Flow at Pump | — |
Machine Swing Speed | — |
Boom Swing - Right | 50 degrees |
Boom Swing - Left | 60 degrees |
Height | — |
Width - Wide | — |
Width - Standard | — |
Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 |
Top Guard | ISO 10262:1998 (Level I) |
Tip Over Protective Structure (TOPS) | ISO 12117:1997 |
Average Exterior Sound Pressure (ISO 6395:2008) | — |
Note | European Union Directive "2000/14/EC" |
Operator Sound Pressure (ISO 6396:2008) | — |
Boom Swing - Right | — |
Maximum Dump Clearance | — |
Tail Swing without Counterweight | — |
Maximum Reach - Ground Level | — |
O/A Undercarriage Length | — |
Cab Height | — |
Swing Bearing - Height | — |
Maximum Dig Height | — |
Track Belt/Shoe Width | — |
O/A Track Width | — |
Ground Clearance | — |
Maximum Reach | — |
Tail Swing with Counterweight | — |
Boom In Reach | — |
Vertical Wall | — |
Dig Depth | — |
Stick Length | — |
Boom Swing - Left | — |
Maximum Blade Height | — |
Maximum Blade Depth | — |
Note | *Boom Height when stick is pinned in transport position with no attachments. |
Overall Shipping Length - without Counterweight | — |
Overall Shipping Length - with Counterweight | — |
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. |
Height - Boom Transport - No Tools* | — |
Height - Boom Working - With Tools** | — |
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. |
Recyclability | 96% |
Data not available.