SPECS SUMMARY

Engine Model Cat® C2.4
Net Power 40.2 HP (30 kW)
Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269 40.2 HP (30 kW)
Operating Weight 8996 lb (4080 kg)
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.


Specifications

Engine Model Cat® C2.4
Net Power 40.2 HP (30 kW)
Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269 40.2 HP (30 kW)
Operating Weight 8996 lb (4080 kg)
Weight - Canopy, Standard Stick 8655 lb (3925 kg)
Bore 3.4 in (87 mm)
Displacement 146 in³ (2.4 l)
Stroke 4 in (102.4 mm)
Maximum Traction Force - High Speed 3799 lb (16.9 kN)
Maximum Traction Force - Low Speed 6969 lb (31 kN)
Travel Speed - High 3.2 mile/h (5.2 km/h)
Travel Speed - Low 2.1 mile/h (3.3 km/h)
Auxiliary Circuit - Primary (186 bar/2,734 psi) 18.5 gal/min (70 l/min)
Auxiliary Circuit - Secondary (174 bar/2,524 psi) 6.6 gal/min (25 l/min)
Digging Force - Stick - Long 4384 lb (19.5 kN)
Digging Force - Stick - Standard 4856 lb (21.6 kN)
Operating Pressure - Equipment 3553 psi (245 bar)
Operating Pressure - Swing 3132 psi (216 bar)
Operating Pressure - Travel 3553 psi (245 bar)
Pump Flow at 2,200 rpm 26.4 gal/min (100 l/min)
Machine Swing Speed 10 r/min (10 r/min)
Boom Swing - Left - With Stop* 55°
Boom Swing - Left - Without Stop* 70°
Boom Swing - Right 50°
Width 76.8 in (1950 mm)
Height 12.8 in (325 mm)
Dig Depth 18.5 in (470 mm)
Lift Height 15.7 in (400 mm)
Cooling System 1.5 gal (US) (5.5 l)
Engine Oil 2.5 gal (US) (9.5 l)
Hydraulic Tank 11.2 gal (US) (42.3 l)
Fuel Tank 12.2 gal (US) (46 l)
Hydraulic System 17.2 gal (US) (65 l)
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 1.4 metric tonnes.
Dynamic Operator Sound Pressure Level (ISO 6396:2008) 81 dB(A) (81 dB(A))
Exterior Sound Power Level - ISO 6395:2008* 96 dB(A) (96 dB(A))
Note *European Union Directive “2000/14/EC”
Roll Over Protective Structure (ROPS) ISO 12117-2
Tip Over Protective Structure (TOPS) ISO 12117
Top Guard ISO 10262 (Level I)
Boom Height - Shipping Position 70 in (1770 mm)
Boom In Reach 87 in (2220 mm)
Boom Swing - Left 26 in (670 mm)
Boom Swing - Right 29 in (735 mm)
Dig Depth 135 in (3430 mm)
Maximum Blade Depth 19 in (470 mm)
Maximum Blade Height 16 in (400 mm)
Maximum Dig Height 200 in (5070 mm)
Maximum Dump Clearance 145 in (3690 mm)
Maximum Reach 220 in (5590 mm)
Maximum Reach - Ground Level 215 in (5470 mm)
O/A Shipping Height 98 in (2500 mm)
O/A Shipping Length 194 in (4930 mm)
O/A Track Width 77 in (1950 mm)
O/A Undercarriage Length 87 in (2220 mm)
Swing Bearing - Height 22 in (565 mm)
Tail Swing 38 in (975 mm)
Track Belt/Shoe Width 14 in (350 mm)
Vertical Wall 101 in (2560 mm)
Boom Height - Shipping Position 58 in (1480 mm)
Boom In Reach 83 in (2110 mm)
Boom Swing - Left 26 in (670 mm)
Boom Swing - Right 29 in (735 mm)
Dig Depth 123 in (3130 mm)
Maximum Blade Depth 19 in (470 mm)
Maximum Blade Height 16 in (400 mm)
Maximum Dig Height 196 in (4980 mm)
Maximum Dump Clearance 141 in (3590 mm)
Maximum Reach 211 in (5350 mm)
Maximum Reach - Ground Level 206 in (5220 mm)
O/A Shipping Height 98 in (2500 mm)
O/A Shipping Length 190 in (4820 mm)
O/A Track Width 77 in (1950 mm)
O/A Undercarriage Length 87 in (2220 mm)
Swing Bearing - Height 22 in (565 mm)
Tail Swing 38 in (975 mm)
Track Belt/Shoe Width 14 in (350 mm)
Vertical Wall 95 in (2420 mm)
Emissions *Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards.
Gross Power - ISO 14396 41.8 HP (31.2 kW)
Digging Force - Bucket 8498 lb (37.8 kN)
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Blade Down - Front 3462 lb (1570 kg)
Blade Down - Side 2007 lb (910 kg)
Blade Up - Front 1808 lb (820 kg)
Blade Up - Side 1808 lb (820 kg)
Blade Down - Front 1896 lb (860 kg)
Blade Down - Side 1058 lb (480 kg)
Blade Up - Front 948 lb (430 kg)
Blade Up - Side 948 lb (430 kg)
Machine Overhang 0 in (0 mm)
Stick Length - Long 64 in (1615 mm)
Stick Length - Standard 52 in (1315 mm)
Note *Automatic swing brake, spring applied, hydraulic release.
Gradeability - Maximum 30°
Ground Pressure - Cab 4.3 psi (29.5 kPa)
Ground Pressure - Canopy 4.1 psi (28.1 kPa)
Number of Carrier Rollers 1
Number of Track Rollers 4
Track Roller Type Center Flange
Note *Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Weight - Cab, Long Stick 8996 lb (4080 kg)
Weight - Cab, Standard Stick 8930 lb (4050 kg)
Weight - Canopy, Long Stick 8721 lb (3955 kg)