306 CR VAB Mini Hydraulic Excavator
The Cat® 306 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.
| Operating Weight | 7150 kg |
|---|---|
| Maximum Operating Weight with Cab** | 7248 kg |
| Minimum Operating Weight with Cab* | 6575 kg |
| Note (1) | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade and no bucket. |
| Note (2) | **Maximum Weight is based on steel tracks with pads, extra counterweight, operator, full fuel tank, long stick, straight blade and no bucket. |
| Dig Depth | 2975 mm |
|---|---|
| Boom in Reach | 3276 mm |
| Boom Swing Left | 735 mm |
| Boom Swing Right | 910 mm |
| Cab Height | 2545 mm |
| Ground Clearance | 306 mm |
| Maximum Blade Depth | 24 mm |
| Maximum Blade Height | 415 mm |
| Maximum Dig Height | 118.3 mm |
| Maximum Dump Clearance | 100.4 mm |
| Maximum Reach | 153.9 mm |
| Maximum Reach at Ground Level | 3595 mm |
| Overall Track Width | 78 mm |
| Overall Undercarriage Length | 2580 mm |
| Stick Length | 1580 mm |
| Swing Bearing Height | 672 mm |
| Tail Swing with Counterweight | 58 mm |
| Tail Swing without Counterweight | 1350 mm |
| Track Belt/Shoe Width | 400 mm |
| Vertical Wall | 1470 mm |
| Boom Height in Shipping Position with Attachment* | 2405 mm |
| Boom Height in Shipping Position without Attachment* | 2405 mm |
| Overall Shipping Length with Counterweight with Attachment* | 5555 mm |
| Overall Shipping Length with Counterweight without Attachment* | 5295 mm |
| Overall Shipping Length without Counterweight with Attachment* | 5430 mm |
| Overall Shipping Length without Counterweight without Attachment* | 5170 mm |
| Width Over Upper House | 1950 mm |
| Net Power | 41.7 kW |
|---|---|
| Engine Model | Cat C2.4 Turbo |
| Bore | 87 mm |
| Stroke | 102.4 mm |
| Displacement | 2.43 l |
| Gross Power - ISO 14396 | 43.2 kW |
| Note 1 | Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan. |
| Note 2 | Advertised power is tested per the specific standard in effect at the time of manufacture. |
| Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 | 41.7 kW |
| Fuel Tank | 130 l |
|---|---|
| Cooling System | 10 l |
| Engine Oil | 8 l |
| Hydraulic System | 104 l |
| Hydraulic Tank | 53 l |
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.9 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes. |
|---|
| Straight Blade Height | 390 mm |
|---|---|
| Straight Blade Width | 1980 mm |
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 |
|---|---|
| Tip Over Protective Structure (TOPS) | ISO 12117:1997 |
| Top Guard | ISO 10262:1998 - Level II (Optional) |
| Boom in Reach | 104 mm |
|---|---|
| Boom Swing Left | 735 mm |
| Boom Swing Right | 36 mm |
| Cab Height | 100 mm |
| Dig Depth | 155.1 mm |
| Ground Clearance | 12 mm |
| Maximum Blade Depth | 600 mm |
| Maximum Blade Height | 415 mm |
| Maximum Dig Height | 263 mm |
| Maximum Dump Clearance | 5155 mm |
| Maximum Reach | 6855 mm |
| Maximum Reach at Ground Level | 6705 mm |
| Overall Track Width | 78 mm |
| Overall Undercarriage Length | 2580 mm |
| Stick Length | 78 mm |
| Swing Bearing Height | 672 mm |
| Tail Swing with Counterweight | 58 mm |
| Tail Swing without Counterweight | 53 mm |
| Track Belt/Shoe Width | 400 mm |
| Vertical Wall | 129.5 mm |
| Boom Height in Shipping Position with Attachment* | 2405 mm |
| Boom Height in Shipping Position without Attachment* | 2405 mm |
| Overall Shipping Length with Counterweight with Attachment* | 5555 mm |
| Overall Shipping Length with Counterweight without Attachment* | 5295 mm |
| Overall Shipping Length without Counterweight with Attachment* | 5430 mm |
| Overall Shipping Length without Counterweight without Attachment* | 5170 mm |
| Width Over Upper House | 1950 mm |
| 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 |
| Digging Force - Bucket | 51.5 kN |
| Digging Force - Stick - Long | 25.9 kN |
| Digging Force - Stick - Standard | 28.6 kN |
| Operating Pressure - Equipment | 24500 kPa |
| Operating Pressure - Swing | 22500 kPa |
| Operating Pressure - Travel | 24500 kPa |
| Pump Flow at 2,400 rpm | 151 l/min |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump |
| 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) |
| Boom Swing - Left | 60 degrees |
|---|---|
| Boom Swing - Right | 65 degrees |
| Machine Swing Speed | 11 r/min |
| Gradeability - Maximum | 30 degrees |
|---|---|
| Ground Pressure - Maximum Weight | 39.5 kPa |
| Ground Pressure - Minimum Weight | 35.9 kPa |
| Maximum Traction Force - High Speed | 31 kN |
| Maximum Traction Force - Low Speed | 56 kN |
| Travel Speed - High | 5 km/h |
| Travel Speed - Low | 2.8 km/h |
| Counterweight | 250 kg |
|---|---|
| Long Stick | 44 kg |
| Steel Tracks with Pads | 375 kg |
| Boom Height in Shipping Position without Attachment* | 2440 mm |
|---|---|
| Boom in Reach | 3341 mm |
| Boom Swing Left | 735 mm |
| Boom Swing Right | 910 mm |
| Cab Height | 2545 mm |
| Dig Depth | 3240 mm |
| Ground Clearance | 306 mm |
| Maximum Blade Depth | 600 mm |
| Maximum Blade Height | 415 mm |
| Maximum Dig Height | 2960 mm |
| Maximum Dump Clearance | 2480 mm |
| Maximum Reach | 4255 mm |
| Maximum Reach at Ground Level | 3980 mm |
| Overall Shipping Length with Counterweight with Attachment* | 5960 mm |
| Overall Shipping Length with Counterweight without Attachment* | 5330 mm |
| Overall Shipping Length without Counterweight with Attachment* | 5835 mm |
| Overall Shipping Length without Counterweight with Attachment* | 229.7 in |
| Overall Track Width | 1980 mm |
| Overall Undercarriage Length | 2580 mm |
| Stick Length | 1580 mm |
| Swing Bearing Height | 672 mm |
| Tail Swing with Counterweight | 1475 mm |
| Tail Swing without Counterweight | 1350 mm |
| Track Belt/Shoe Width | 400 mm |
| Vertical Wall | 1895 mm |
| Width Over Upper House | 1950 mm |
| Boom Height in Shipping Position without Attachment* | 2440 mm |
|---|---|
| Boom in Reach | 3144 mm |
| Boom Swing Left | 735 mm |
| Boom Swing Right | 910 mm |
| Cab Height | 2545 mm |
| Dig Depth | 4340 mm |
| Ground Clearance | 306 mm |
| Maximum Blade Depth | 600 mm |
| Maximum Blade Height | 415 mm |
| Maximum Dig Height | 6995 mm |
| Maximum Dump Clearance | 5465 mm |
| Maximum Reach | 7240 mm |
| Maximum Reach at Ground Level | 7100 mm |
| Overall Shipping Length with Counterweight with Attachment* | 5960 mm |
| Overall Shipping Length with Counterweight without Attachment* | 5330 mm |
| Overall Shipping Length without Counterweight with Attachment* | 5835 mm |
| Overall Shipping Length without Counterweight without Attachment* | 5205 mm |
| Overall Track Width | 1980 mm |
| Overall Undercarriage Length | 2580 mm |
| Stick Length | 1980 mm |
| Swing Bearing Height | 672 mm |
| Tail Swing with Counterweight | 1475 mm |
| Tail Swing without Counterweight | 1350 mm |
| Track Belt/Shoe Width | 400 mm |
| Vertical Wall | 3720 mm |
| Width Over Upper House | 1950 mm |
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