306 CR Mini Hydraulic Excavator
The Cat® 306 CR Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.
| Net Power | 41.7 kW |
|---|---|
| Gross Power - ISO 14396 | 43.2 kW |
| Net Power @ 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 | 41.7 kW |
| Bore | 87 mm |
| Stroke | 102.4 mm |
| Displacement | 2.43 l |
| Engine Model | Cat C2.4 Turbo |
| Minimum Operating Weight with Canopy* | 6410 kg |
| Maximum Operating Weight with Canopy** | 7090 kg |
| Note (1) | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, fixed blade and no bucket. |
| Note (2) | **Maximum Weight is based on steel tracks with pads, extra counterweight, operator, full fuel tank, long stick, fixed blade and no bucket. |
| Minimum Operating Weight with Cab* | 6470 kg |
| Maximum Operating Weight with Cab** | 7150 kg |
| Operating Weight | 7150 kg |
| Long Stick | 44 kg |
| Angle Blade | 102 kg |
| XTC Carriage (no tool) | 64 kg |
| Counterweight | 250 kg |
| Steel Tracks with Pads | 375 kg |
| Ground Pressure - Minimum Weight | 35.4 kPa |
| Ground Pressure - Maximum Weight | 39.1 kPa |
| Gradeability - Maximum | 30 degrees |
| Travel Speed - High | 5 km/h |
| Travel Speed - Low | 2.8 km/h |
| Maximum Traction Force - High Speed | 31 kN |
| Maximum Traction Force - Low Speed | 56 kN |
| Auxiliary Circuit - Primary - Flow | 90 l/min |
| Auxiliary Circuit - Primary - Pressure | 24500 kPa |
| Auxiliary Circuit - Secondary - Flow | 33 l/min |
| Auxiliary Circuit - Secondary - Pressure | 24500 kPa |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump |
| Digging Force - Bucket | 51.5 kN |
| Digging Force - Stick - Standard | 29.5 kN |
| Digging Force - Stick - Long | 26.5 kN |
| Pump Flow at 2,400 rpm | 151 l/min |
| Operating Pressure - Swing | 22500 kPa |
| Operating Pressure - Equipment | 24500 kPa |
| Operating Pressure - Travel | 24500 kPa |
| 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 | 1350 mm |
| Stick Length | 1580 mm |
| Dig Depth | 3710 mm |
| Vertical Wall | 2710 mm |
| Maximum Reach - Ground Level | 6130 mm |
| Maximum Reach | 6295 mm |
| Maximum Dig Height | 5835 mm |
| Maximum Dump Clearance | 4325 mm |
| Boom In Reach | 2485 mm |
| Maximum Blade Height | 415 mm |
| Maximum Blade Depth | 600 mm |
| Swing Bearing - Height | 672 mm |
| O/A Undercarriage Length | 2580 mm |
| O/A Shipping Length | 5975 mm |
| Track Belt/Shoe Width | 400 mm |
| O/A Track Width | 1980 mm |
| Boom Swing - Right | 910 mm |
| Boom Swing - Left | 735 mm |
| Cab Height | 2545 mm |
| Tail Swing with Counterweight | 1475 mm |
| Transport Height | 1755 mm |
| Width over Upper House | 1950 mm |
| Ground Clearance | 306 mm |
| Tail Swing without Counterweight | 1350 mm |
| Stick Length | 1980 mm |
| Dig Depth | 4110 mm |
| Vertical Wall | 3165 mm |
| Maximum Reach - Ground Level | 6535 mm |
| Maximum Reach | 6685 mm |
| Maximum Dig Height | 6130 mm |
| Maximum Dump Clearance | 4610 mm |
| Boom In Reach | 2960 mm |
| Maximum Blade Height | 415 mm |
| Maximum Blade Depth | 600 mm |
| Swing Bearing - Height | 672 mm |
| O/A Undercarriage Length | 2580 mm |
| O/A Shipping Length | 5950 mm |
| Boom Swing - Right | 910 mm |
| Boom Swing - Left | 735 mm |
| Track Belt/Shoe Width | 400 mm |
| O/A Track Width | 1980 mm |
| Tail Swing with Counterweight | 1475 mm |
| Transport Height | 2410 mm |
| Cab Height | 2545 mm |
| Width over Upper House | 1950 mm |
| Ground Clearance | 306 mm |
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1287). The system contains 0.9 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes. |
| Boom Swing - Left | 60 degrees |
| Boom Swing - Right | 65 degrees |
| Machine Swing Speed | 11 r/min |
| Hydraulic Tank | 53 l |
| Fuel Tank | 130 l |
| Hydraulic System | 104 l |
| Cooling System | 10 l |
| Engine Oil | 8 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) |
| Straight Blade Width | 1980 mm |
| Straight Blade Height | 390 mm |
| Angle Blade Width | 1980 mm |
| Angle Blade Height | 400 mm |
