Overview

Caterpillar is pleased to announce the introduction of the 300.9D sub 3 tonne mini excavator machine. The 300.9D expands the Cat® Mini Excavator offering. Most notably, the new 300.9D sub 1 tonne class provides customers with a lower cost unit for entrance into MHE ownership.

Operational Data

• Digging Force - Bucket 2000.0 lb 8.9 kN
• Digging Force - Stick 1011.0 lb 4.5 kN
• Operating Weight - With Safety Frame 2170.0 lb 985.0 kg
• Operating Weight - Without Safety Frame 2061.0 lb 935.0 kg

Engine

• Engine Model Yanmar 31NV70 Yanmar 31NV70
• Net Power 13.0 HP 9.6 kW
• Rated Speed 2100.0 r/min 2100.0 r/min
• Battery 12 V, 20 Amp 12 V, 20 Amp
• Diesel Tank Volume 2.64 gal (US) 10.0 l
• Displacement 52.0 in³ 854.0 cm³
• Flywheel Output ISO 13.0 HP 9.6 kW
• Gross Power - ISO 14396 18.0 HP 13.7 kW
• Make/Type Yanmar 31NV70 Yanmar 31NV70
• Maximum Engine Output 18.0 HP 13.7 kW
• Type Water cooled model 3-cylinder diesel engine Water cooled model 3-cylinder diesel engine

Weights

• Operating Weight 2061.0 lb 935.0 kg
• Operating Weight - With Safety Frame 2170.0 lb 985.0 kg
• Operating Weight - Without Safety Frame 2061.0 lb 935.0 kg

Dimensions

• Boom Swing Angle - Left 55.0 ° 55.0 °
• Boom Swing Angle - Right 56.0 ° 56.0 °
• Height - With ROPS Safety Frame Folded Down 4.94 ft 1507.0 mm
• Height - With ROPS Safety Frame Unfolded 7.47 ft 2276.0 mm
• Length - Undercarriage 4.0 ft 1220.0 mm
• Maximum Dig Height 9.39 ft 2863.0 mm
• Maximum Digging Depth 5.68 ft 1731.0 mm
• Maximum Dozer Dig Depth 7.0 in 174.0 mm
• Maximum Dozer Lift Height 8.0 in 197.0 mm
• Maximum Dump Height 6.68 ft 2035.0 mm
• Maximum Reach 10.09 ft 3074.0 mm
• Maximum Reach - Ground Level 9.92 ft 3023.0 mm
• Maximum Vertical Dig Depth 4.43 ft 1349.0 mm
• Minimum Front Linkage Swing Radius 3.77 ft 1150.0 mm
• Tail Swing Radius 2.41 ft 736.0 mm
• Track Width 7.0 in 180.0 mm
• Transport Length - Arm Lowered 9.0 ft 2746.0 mm
• Undercarriage Width - Extended 2.83 ft 864.0 mm
• Undercarriage Width - Retracted 2.33 ft 711.0 mm
• Width 2.4 ft 730.0 mm

Hydraulic System

• Pumps 2 gear pumps 2 gear pumps
• Discharge Capacity 11.4 + 11.4 L/min (3 + 3 gal/min) 11.4 + 11.4 L/min (3 + 3 gal/min)
• Hydraulic Tank Capacity 3.7 gal (US) 14.0 l
• Operating Pressure Pivot 1015.0 psi 70.0 bar
• Operating Pressure for the Work and Travel Hydraulics 2466.0 psi 170.0 bar

Chassis and Swivel Gear

• Gradeability 30°/58% 30°/58%
• Ground Clearance 5.0 in 127.0 mm
• Ground Pressure 3.5 psi 0.25 kg/cm²
• Machine Swing Speed 8.0 r/min 8.0 r/min
• Number of Rollers - Each Side 2 2
• Track Width 7.0 in 180.0 mm
• Travel Speed 1.12 mile/h 1.8 km/h

Operating Specifications

• Machine Overhang 12.5 in 318.0 mm
• Stick Length - Standard 34.8 in 890.0 mm

Dozer Blade

• Dig Depth 7.0 in 174.0 mm
• Height 8.0 in 200.0 mm
• Lift Height 8.0 in 197.0 mm
• Width 28.0 in 700.0 mm

Noise Emissions

• Sound Power Level (LWA) (to 2000/14/EG) 93.0 dB(A) 93.0 dB(A)