308 CR VAB Mini Hydraulic Excavator
The Cat® 308 CR Variable Angle Boom (VAB) Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications. The Variable Angle Boom provides the maximum in linkage flexibility in tight applications.
| Maximum Auxiliary Circuit - Primary - Flow at Pump | 131 l/min |
|---|---|
| Maximum Auxiliary Circuit - Secondary - Flow at Pump | 33 l/min |
| Maximum Auxiliary Circuit - Primary - Pressure at Pump | 285 bar |
| Maximum Auxiliary Circuit - Secondary - Pressure at Pump | 285 bar |
| Auxiliary Circuit - Primary - Flow | 131 l/min |
| Auxiliary Circuit - Primary - Pressure | 285 bar |
| Auxiliary Circuit - Secondary - Flow | 33 l/min |
| Auxiliary Circuit - Secondary - Pressure | 285 bar |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump |
| Digging Force - Bucket | 62 kN |
| Digging Force - Stick - Standard | 40.9 kN |
| Digging Force - Stick - Long | 35.7 kN |
| Pump Flow at 2,400 rpm | 167 l/min |
| Operating Pressure - Swing | 250 bar |
| Operating Pressure - Equipment | 285 bar |
| Operating Pressure - Travel | 285 bar |
| Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
| Net Power | 52.4 kW |
| Gross Power - ISO 14396 | 55.4 kW |
| Note | Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan. |
| Gross Power - SAE J1995 | 55.4 kW |
| Bore | 94 mm |
| Stroke | 120 mm |
| Displacement | 3.33 l |
| Engine Model | Cat C3.3B |
| Engine Model - U.S. EPA Tier 4 Final/EU Stage V | Cat® C3.3B |
| Net Power - 2,200 rpm - ISO 9249:2007, 80/1269/EEC | 51.8 kW |
| Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final - ISO 9249/EEC 80/1269 | 52.4 kW |
| Rated Net Power - 2,200 rpm - EU Stage V - ISO 9249/EEC 80/1269 | 53.3 kW |
| Long Stick | 66 kg |
| Counterweight | 250 kg |
| Steel Tracks with Pads | 330 kg |
| Ground Pressure - Minimum Weight | 35.36 kPa |
| Ground Pressure - Maximum Weight | 41.16 kPa |
| Gradeability - Maximum | 30 degrees |
| Travel Speed - High | 5.1 km/h |
| Travel Speed - Low | 3.1 km/h |
| Maximum Traction Force - High Speed | 27.8 kN |
| Maximum Traction Force - Low Speed | 67.5 kN |
| 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) |
| Tail Swing without Counterweight | 1450 mm |
| Stick Length | 1823 mm |
| Dig Depth | 4109 mm |
| Vertical Wall | 2992 mm |
| Maximum Reach - Ground Level | 6949 mm |
| Maximum Reach | 7141 mm |
| Maximum Dig Height | 6735 mm |
| Maximum Dump Clearance | 4759 mm |
| Boom In Reach | 3059 mm |
| Maximum Blade Height | 369 mm |
| Maximum Blade Depth | 408 mm |
| Swing Bearing - Height | 735 mm |
| O/A Undercarriage Length | 2892 mm |
| O/A Shipping Length | 6571 mm |
| Track Belt/Shoe Width | 450 mm |
| O/A Track Width | 2300 mm |
| Boom Swing - Right | 963 mm |
| Boom Swing - Left | 503 mm |
| Cab Height | 2520 mm |
| Tail Swing with Counterweight | 1645 mm |
| Transport Height | 2487 mm |
| Ground Clearance | 349 mm |
| Tail Swing without Counterweight | 1450 mm |
| Stick Length | 2358 mm |
| Dig Depth | 4644 mm |
| Vertical Wall | 3405 mm |
| Maximum Reach - Ground Level | 7461 mm |
| Maximum Reach | 7637 mm |
| Maximum Dig Height | 7038 mm |
| Maximum Dump Clearance | 5071 mm |
| Boom In Reach | 3215 mm |
| Maximum Blade Height | 369 mm |
| Maximum Blade Depth | 408 mm |
| Swing Bearing - Height | 735 mm |
| O/A Undercarriage Length | 2892 mm |
| O/A Shipping Length | 6656 mm |
| Boom Swing - Right | 963 mm |
| Boom Swing - Left | 503 mm |
| Track Belt/Shoe Width | 450 mm |
| O/A Track Width | 2300 mm |
| Tail Swing with Counterweight | 1645 mm |
| Transport Height | 2522 mm |
| Cab Height | 2520 mm |
| Ground Clearance | 349 mm |
| Note (1) | *Minimum Weight is based on rubber 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. |
| Maximum Operating Weight with Cab* | 9483 kg |
| Note | *Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, standard stick, blade and no bucket. |
| Minimum Operating Weight with Cab* | 8146 kg |
| Maximum Operating Weight with Cab** | 9380 kg |
| Operating Weight | 9483 kg |
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 |
| Tip Over Protective Structure (TOPS) | ISO 12117:1997 |
| Top Guard | ISO 10262:1998 (Level II) |
| 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. |
| Boom Swing - Left | 60 degrees |
| Boom Swing - Right | 50 degrees |
| Machine Swing Speed | 10.6 r/min |
| Dig Depth | 3925 mm |
| Vertical Wall | 3388 mm |
| Maximum Reach at Ground Level | 6402 mm |
| Maximum Reach | 6612 mm |
| Maximum Dig Height | 5500 mm |
| Maximum Dump Clearance | 3649 mm |
| Boom in Reach | 2853 mm |
| Tail Swing with Counterweight | 1645 mm |
| Tail Swing without Counterweight | 1450 mm |
| Maximum Blade Height | 369 mm |
| Maximum Blade Depth | 408 mm |
| Transport Height | 2673 mm |
| Cab Height | 2520 mm |
| Swing Bearing Height | 735 mm |
| Overall Undercarriage Length | 2892 mm |
| Overall Shipping Length | 5969 mm |
| Boom Swing Right | 963 mm |
| Boom Swing Left | 503 mm |
| Track Belt/Shoe Width | 450 mm |
| Overall Track Width | 2300 mm |
| Ground Clearance | 349 mm |
| Stick Length | 1823 mm |
| Dig Depth | 3462 mm |
| Vertical Wall | 3518 mm |
| Maximum Reach at Ground Level | 7750 mm |
| Maximum Reach | 7919 mm |
| Maximum Dig Height | 8177 mm |
| Maximum Dump Clearance | 6396 mm |
| Boom in Reach | 2995 mm |
| Tail Swing with Counterweight | 1645 mm |
| Tail Swing without Counterweight | 1450 mm |
| Maximum Blade Height | 369 mm |
| Maximum Blade Depth | 408 mm |
| Transport Height | 2399 mm |
| Cab Height | 2520 mm |
| Swing Bearing Height | 735 mm |
| Overall Undercarriage Length | 2892 mm |
| Overall Shipping Length | 7180 mm |
| Boom Swing Right | 963 mm |
| Boom Swing Left | 503 mm |
| Track Belt/Shoe Width | 450 mm |
| Overall Track Width | 2300 mm |
| Ground Clearance | 349 mm |
| Stick Length | 1823 mm |
| Hydraulic Tank | 53 l |
| Fuel Tank | 147 l |
| Hydraulic System | 107 l |
| Cooling System | 10 l |
| Engine Oil | 11.2 l |
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 |
| Tip Over Protective Structure (TOPS) | ISO 12117:1997 |
| Top Guard | ISO 10262:1998 (Level II) |
| Height | 431 mm |
| Width - Standard | 2300 mm |
| Width - Wide | 2450 mm |
