304E2 CR Mini Hydraulic Excavator
The Cat® 304E2 CR Mini Hydraulic Excavator delivers efficient performance, durability and versatility in a compact design to help you work in a variety of applications.
| Maximum Auxiliary Circuit - Primary - Flow at Pump | 65 l/min |
|---|---|
| Maximum Auxiliary Circuit - Secondary - Flow at Pump | 25 l/min |
| Maximum Auxiliary Circuit - Primary - Pressure at Pump | 24500 kPa |
| Maximum Auxiliary Circuit - Secondary - Pressure at Pump | 24500 kPa |
| Digging Force - Bucket | 37.8 kN |
| Digging Force - Stick - Standard | 21.6 kN |
| Digging Force - Stick - Long | 19.5 kN |
| Pump Flow at 2,200 rpm | 100 l/min |
| Auxiliary Circuit - Secondary (174 bar/2,524 psi) | 25 l/min |
| Operating Pressure - Swing | 216 bar |
| Operating Pressure - Equipment | 245 bar |
| Operating Pressure - Travel | 245 bar |
| Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
| Net Power | 30 kW |
| Gross Power - ISO 14396 | 31.2 kW |
| Net Power - 2,200 rpm - ISO 9249/EEC 80/1269 | 30 kW |
| Note | The Cat C2.4 meets U.S. EPA Tier 4 Final emission standards for North America, EU Stage V emission standards for Europe and Tier 4 Interim emission standards for all other regions. |
| Bore | 87 mm |
| Stroke | 102.4 mm |
| Displacement | 2.4 l |
| Engine Model | Cat C2.4 |
| Width | 1950 mm |
| Height | 325 mm |
| Lift Height | 400 mm |
| Dig Depth | 470 mm |
| Dig Depth | 3130 mm |
| Vertical Wall | 2420 mm |
| Maximum Reach - Ground Level | 5220 mm |
| Maximum Reach | 5350 mm |
| Maximum Dig Height | 4980 mm |
| Maximum Dump Clearance | 3590 mm |
| Boom In Reach | 2110 mm |
| Maximum Blade Height | 400 mm |
| Maximum Blade Depth | 470 mm |
| Boom Height - Shipping Position | 1480 mm |
| O/A Shipping Height | 2500 mm |
| Swing Bearing - Height | 565 mm |
| O/A Undercarriage Length | 2220 mm |
| O/A Shipping Length | 4820 mm |
| Track Belt/Shoe Width | 350 mm |
| O/A Track Width | 1950 mm |
| Tail Swing | 975 mm |
| Boom Swing - Right | 735 mm |
| Boom Swing - Left | 670 mm |
| Weight - Cab, Long Stick | 4080 kg |
| Weight - Canopy, Standard Stick | 3925 kg |
| Weight - Canopy, Long Stick | 3955 kg |
| Weight - Cab, Standard Stick | 4050 kg |
| Operating Weight | 4080 kg |
| Ground Pressure - Cab | 29.5 kPa |
| Travel Speed - High | 5.2 km/h |
| Travel Speed - Low | 3.3 km/h |
| Ground Pressure - Canopy | 28.1 kPa |
| Maximum Traction Force - High Speed | 16.9 kN |
| Maximum Traction Force - Low Speed | 31 kN |
| Dynamic Operator Sound Pressure Level (ISO 6396:2008) | 81 dB(A) |
| Exterior Sound Power Level - ISO 6395:2008* | 96 dB(A) |
| Stick Length - Long | 1615 mm |
| Stick Length - Standard | 1315 mm |
| Dig Depth | 3430 mm |
| Vertical Wall | 2560 mm |
| Maximum Reach - Ground Level | 5470 mm |
| Maximum Reach | 5590 mm |
| Maximum Dig Height | 5070 mm |
| Maximum Dump Clearance | 3690 mm |
| Boom In Reach | 2220 mm |
| Tail Swing | 975 mm |
| Maximum Blade Height | 400 mm |
| Maximum Blade Depth | 470 mm |
| Boom Height - Shipping Position | 1770 mm |
| O/A Shipping Height | 2500 mm |
| Swing Bearing - Height | 565 mm |
| O/A Undercarriage Length | 2220 mm |
| O/A Shipping Length | 4930 mm |
| Boom Swing - Right | 735 mm |
| Boom Swing - Left | 670 mm |
| Track Belt/Shoe Width | 350 mm |
| O/A Track Width | 1950 mm |
| Blade Down - Front | 1570 kg |
| Blade Up - Front | 820 kg |
| Blade Down - Side | 910 kg |
| Blade Up - Side | 820 kg |
| Blade Down - Front | 860 kg |
| Blade Up - Front | 430 kg |
| Blade Down - Side | 480 kg |
| Blade Up - Side | 430 kg |
| Machine Swing Speed | 10 r/min |
| Hydraulic Tank | 42.3 l |
| Fuel Tank | 46 l |
| Hydraulic System | 65 l |
| Cooling System | 5.5 l |
| Engine Oil | 9.5 l |
