CAT 304E2 CR Mini Excavator


Dimensions – Long Stick

Vertical Wall 101 in (2565.4 mm)
Boom Height – Shipping Position 70 in (1778 mm)
Boom In Reach 87 in (2209.81 mm)
Boom Swing – Left 26 in (660.4 mm)
Boom Swing – Right 29 in (736.6 mm)
Dig Depth 135 in (3429 mm)
Maximum Blade Depth 19 in (482.6 mm)
Maximum Blade Height 16 in (406.4 mm)
Maximum Dig Height 200 in (5080 mm)
Maximum Dump Clearance 145 in (3683 mm)
Maximum Reach 220 in (5588 mm)
Maximum Reach – Ground Level 215 in (5461 mm)
O/A Shipping Height 98 in (2489.2 mm)
O/A Shipping Length 194 in (4927.61 mm)
O/A Track Width 77 in (1955.8 mm)
O/A Undercarriage Length 87 in (2209.81 mm)
Swing Bearing – Height 22 in (558.8 mm)
Tail Swing 38 in (965.2 mm)
Track Belt/Shoe Width 14 in (355.6 mm)

Dimensions – Standard Stick

Swing Bearing – Height 22 in (558.8 mm)
Maximum Reach – Ground Level 206 in (5232.4 mm)
Maximum Dump Clearance 141 in (3581.4 mm)
O/A Undercarriage Length 87 in (2209.81 mm)
Maximum Reach 211 in (5359.4 mm)
Boom In Reach 83 in (2108.2 mm)
O/A Shipping Height 98 in (2489.2 mm)
Tail Swing 38 in (965.2 mm)
Boom Swing – Left 26 in (660.4 mm)
O/A Shipping Length 190 in (4826 mm)
Boom Swing – Right 29 in (736.6 mm)
Dig Depth 123 in (3124.2 mm)
Vertical Wall 95 in (2413 mm)
Maximum Blade Depth 19 in (482.6 mm)
O/A Track Width 77 in (1955.8 mm)
Maximum Blade Height 16 in (406.4 mm)
Boom Height – Shipping Position 58 in (1473.2 mm)
Maximum Dig Height 196 in (4978.4 mm)
Track Belt/Shoe Width 14 in (355.6 mm)

Undercarriage

Track Roller Type Center Flange
Number Of Carrier Rollers 1
Number Of Track Rollers 4

Swing System

Machine Swing Speed 10 rpm
Note *Automatic swing brake, spring applied, hydraulic release.
Boom Swing – Left – Without Stop* 70 degrees
Boom Swing – Left – With Stop* 55 degrees

Engine Details

Net Power 40.2 hp (30 kw)
Displacement 146 cu in (2.4 L)
Bore 3.4 in (86.4 mm)
Stroke 4 in (101.6 mm)
Emissions *Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards.
Engine Model Cat C2.4
Gross Power – Iso 14396 41.8 hp (31.2 kw)
Rated Net Power – 2,200 Rpm – Iso 9249/Eec 80/1269 40.2 hp (30 kw)

Operational Specs

Operating Weight 8996 lb (4080.6 kg)

Blade

Height 12.8 in (325.2 mm)
Width 6.4 ft in (1950.8 mm)

Hydraulic System

Hydraulic System Type Load Sensing Hydraulics with Variable Displacement Piston Pump

Blade

Lift Height 15.7 in (398.8 mm)
Dig Depth 18.5 in (469.9 mm)

Hydraulic System

Operating Pressure – Swing 3132 psi
Operating Pressure – Equipment 3553 psi
Operating Pressure – Travel 3553 psi
Digging Force – Stick – Standard 4856 lb (2202.7 kg)
Digging Force – Stick – Long 4384 lb (1988.6 kg)
Digging Force – Bucket 8498 lb (3854.7 kg)
Pump Flow At 2,200 Rpm 26.4 gal/min
Auxiliary Circuit – Secondary (174 Bar/2,524 Psi) 6.6 gal/min
Auxiliary Circuit – Primary (186 Bar/2,734 Psi) 18.5 gal/min

Operating Specifications

Stick Length – Standard 52 in (1320.8 mm)
Stick Length – Long 64 in (1625.6 mm)

Service Refill Capacities

Cooling System 1.5 gal (5.7 L)
Fuel Tank Capacity 12.2 gal (46.2 L)
Hydraulic Tank 11.2 gal (42.4 L)
Hydraulic System 17.2 gal (65.2 L)
Engine Oil 2.5 gal (9.5 L)

Cab

Dynamic Operator Sound Pressure Level (Iso 6396:2008) 81 dB(A)
Exterior Sound Power Level – Iso 6395:2008* 96 dB(A)
Note *European Union Directive 2000/14/EC

Air Conditioning System

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.

Travel System

Maximum Traction Force – High Speed 3799 lb (1723.2 kg)
Maximum Traction Force – Low Speed 6969 lb (3161.1 kg)
Travel Speed – High 3.2 mph (5.2 km/h)
Travel Speed – Low 2.1 mph (3.4 km/h)
Gradeability – Maximum 30 degrees
Ground Pressure – Cab 4.3 psi
Ground Pressure – Canopy 4.1 psi

Certification – Cab And Canopy

Roll Over Protective Structure (Rops) ISO 12117-2
Tip Over Protective Structure (Tops) ISO 12117
Top Guard ISO 10262 (Level I)

Lift Capacities At Ground Level – Lift Point Radius: 3000 Mm (118 In)

Blade Down – Front 3462 lb (1570.4 kg)
Blade Up – Front 1808 lb (820.1 kg)
Blade Down – Side 2007 lb (910.4 kg)
Blade Up – Side 1808 lb (820.1 kg)

Lift Capacities At Ground Level – Lift Point Radius: 4500 Mm (177 In)

Blade Down – Front 1896 lb (860.1 kg)
Blade Up – Front 948 lb (430.1 kg)
Blade Down – Side 1058 lb (480 kg)
Blade Up – Side 948 lb (430.1 kg)

Weights*

Weight – Cab, Long Stick 8996 lb (4080.6 kg)
Note *Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Weight – Canopy, Standard Stick 8655 lb (3925.9 kg)
Weight – Canopy, Long Stick 8721 lb (3955.8 kg)
Weight – Cab, Standard Stick 8930 lb (4050.6 kg)
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