A Miniescavadeira Hidráulica Cat® 304E2 CR oferece desempenho, durabilidade e versatilidade eficientes num design compacto para ajudá-lo a trabalhar nas mais variadas aplicações.

Informações Tećnicas

• Gross Power - ISO 14396: 31.2 kW
• Operating Weight: 4080 kg

Mais informações

Engine

• Engine Model: Cat® C2.4
• Net Power: 30 kW / 40.2 HP
• Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269: 30 kW / 40.2 HP
• Bore: 87 mm / 3.4 in
• Displacement: 2.4 l / 146 in³
• Stroke: 102.4 mm / 4 in
• Emissions: *Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards.
• Gross Power - ISO 14396: 31.2 kW / 41.8 HP

Weights*

• Operating Weight: 4080 kg / 8996 lb
• Weight - Canopy, Standard Stick: 3925 kg / 8655 lb
• Note: *Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
• Weight - Cab, Long Stick: 4080 kg / 8996 lb
• Weight - Cab, Standard Stick: 4050 kg / 8930 lb
• Weight - Canopy, Long Stick: 3955 kg / 8721 lb

Travel System

• Maximum Traction Force - High Speed: 16.9 kN / 3799 lb
• Maximum Traction Force - Low Speed: 31 kN / 6969 lb
• Travel Speed - High: 5.2 km/h / 3.2 mile/h
• Travel Speed - Low: 3.3 km/h / 2.1 mile/h
• Gradeability - Maximum: 30°
• Ground Pressure - Cab: 29.5 kPa / 4.3 psi
• Ground Pressure - Canopy: 28.1 kPa / 4.1 psi

Hydraulic System

• Auxiliary Circuit - Primary (186 bar/2,734 psi): 70 l/min / 18.5 gal/min
• Auxiliary Circuit - Secondary (174 bar/2,524 psi): 25 l/min / 6.6 gal/min
• Digging Force - Stick - Long: 19.5 kN / 4384 lb
• Digging Force - Stick - Standard: 21.6 kN / 4856 lb
• Operating Pressure - Equipment: 245 bar / 3553 psi
• Operating Pressure - Swing: 216 bar / 3132 psi
• Operating Pressure - Travel: 245 bar / 3553 psi
• Pump Flow at 2,200 rpm: 100 l/min / 26.4 gal/min
• Digging Force - Bucket: 37.8 kN / 8498 lb
• Type: Load Sensing Hydraulics with Variable Displacement Piston Pump

Swing System

• 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°
• Note: *Automatic swing brake, spring applied, hydraulic release.

Blade

• Width: 1950 mm / 76.8 in
• Height: 325 mm / 12.8 in
• Dig Depth: 470 mm / 18.5 in
• Lift Height: 400 mm / 15.7 in

Service Refill Capacities

• Cooling System: 5.5 l / 1.5 gal (US)
• Engine Oil: 9.5 l / 2.5 gal (US)
• Hydraulic Tank: 42.3 l / 11.2 gal (US)
• Fuel Tank: 46 l / 12.2 gal (US)
• Hydraulic System: 65 l / 17.2 gal (US)

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.

Cab

• 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”

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)

Dimensions - Long Stick

• Boom Height - Shipping Position: 1770 mm / 70 in
• Boom In Reach: 2220 mm / 87 in
• Boom Swing - Left: 670 mm / 26 in
• Boom Swing - Right: 735 mm / 29 in
• Dig Depth: 3430 mm / 135 in
• Maximum Blade Depth: 470 mm / 19 in
• Maximum Blade Height: 400 mm / 16 in
• Maximum Dig Height: 5070 mm / 200 in
• Maximum Dump Clearance: 3690 mm / 145 in
• Maximum Reach: 5590 mm / 220 in
• Maximum Reach - Ground Level: 5470 mm / 215 in
• O/A Shipping Height: 2500 mm / 98 in
• O/A Shipping Length: 4930 mm / 194 in
• O/A Track Width: 1950 mm / 77 in
• O/A Undercarriage Length: 2220 mm / 87 in
• Swing Bearing - Height: 565 mm / 22 in
• Tail Swing: 975 mm / 38 in
• Track Belt/Shoe Width: 350 mm / 14 in
• Vertical Wall: 2560 mm / 101 in

Dimensions - Standard Stick

• Boom Height - Shipping Position: 1480 mm / 58 in
• Boom In Reach: 2110 mm / 83 in
• Boom Swing - Left: 670 mm / 26 in
• Boom Swing - Right: 735 mm / 29 in
• Dig Depth: 3130 mm / 123 in
• Maximum Blade Depth: 470 mm / 19 in
• Maximum Blade Height: 400 mm / 16 in
• Maximum Dig Height: 4980 mm / 196 in
• Maximum Dump Clearance: 3590 mm / 141 in
• Maximum Reach: 5350 mm / 211 in
• Maximum Reach - Ground Level: 5220 mm / 206 in
• O/A Shipping Height: 2500 mm / 98 in
• O/A Shipping Length: 4820 mm / 190 in
• O/A Track Width: 1950 mm / 77 in
• O/A Undercarriage Length: 2220 mm / 87 in
• Swing Bearing - Height: 565 mm / 22 in
• Tail Swing: 975 mm / 38 in
• Track Belt/Shoe Width: 350 mm / 14 in
• Vertical Wall: 2420 mm / 95 in

Lift Capacities at Ground Level - Lift Point Radius: 3000 mm (118 in)

• Blade Down - Front: 1570 kg / 3462 lb
• Blade Down - Side: 910 kg / 2007 lb
• Blade Up - Front: 820 kg / 1808 lb
• Blade Up - Side: 820 kg / 1808 lb

Lift Capacities at Ground Level - Lift Point Radius: 4500 mm (177 in)

• Blade Down - Front: 860 kg / 1896 lb
• Blade Down - Side: 480 kg / 1058 lb
• Blade Up - Front: 430 kg / 948 lb
• Blade Up - Side: 430 kg / 948 lb

Operating Specifications

• Machine Overhang: 0 mm / 0 in
• Stick Length - Long: 1615 mm / 64 in
• Stick Length - Standard: 1315 mm / 52 in

Undercarriage

• Number of Carrier Rollers: 1
• Number of Track Rollers: 4
• Track Roller Type: Center Flange