コマツ（小松製作所） PC 300-8

# KOMATSU PC300-8M0 Hydraulic Excavator Specification ## 1. Basic Machine Data - Model: Komatsu PC300-8M0 Medium Crawler Hydraulic Excavator - Standard Operating Weight (cab + 600mm steel track + full fluids + standard bucket): **32000 kg** - Standard Heaped Bucket Capacity: **1.4 m³; optional range: 0.52 ~ 2.0 m³** - Standard Track Shoe Width: **600 mm triple grouser steel track** - Fuel Tank Capacity: **605 L** - Hydraulic Oil Tank Capacity: **188 L** - Boom Length: 6470 mm; Standard Arm Length: 3185 mm ## 2. Engine System - Engine Manufacturer: Komatsu - Engine Model: **SAA6D114E-3** - Engine Type: 6-cylinder inline, water-cooled, turbocharged & air-to-air aftercooled direct injection diesel engine - Displacement: **8.27 L (8270 cc)** - Gross Rated Power: 194 kW @ 1950 rpm - Net Rated Power (ISO 9249): **187 kW @ 1950 rpm** - Max Torque: 940 N·m @ 1400 rpm - Air filter: Dual-stage dry type with cyclone pre-cleaner ## 3. Hydraulic System (CLSS Closed-Center Load Sensing System) - Main Pumps: 2 × variable displacement axial piston pumps - Total Main Pump Max Flow: **535 L/min** - Auxiliary Hydraulic Max Output Flow (for breaker/auger): **162 L/min** - Main System Relief Pressure: 37.3 MPa - Swing Circuit Pressure: 28.9 MPa - Standard proportional auxiliary piping for hydraulic breaker, auger & log grapple - Boom & arm cylinder safety holding valves equipped - Six selectable working modes: P / E / L / B / ATT-P / ATT-E ## 4. Working Performance Parameters (Unit: mm) - Max Digging Depth: 7004 - Max Vertical Wall Digging Depth: 6090 - Max Ground Digging Radius: 10764 - Max Dumping Height: 6962 - Max Digging Height: 9896 - Bucket Breakout Force (ISO, with Power Max): 227 kN - Arm Crowd Force (ISO): 189 kN - Travel Speed (Low / Medium / High): 3.2 / 4.5 / 5.5 km/h - Max Travel Speed: **5.5 km/h** - Swing Speed: 10.0 rpm - Gradeability: 30° (58%) - Minimum Ground Clearance: 500 mm ## 5. Overall Transport Dimension (Standard Configuration, mm) - Overall Transport Length: 11140 - Overall Transport Width: 3190 - Overall Transport Height (To cab top): 3145 - Track Base Length on Ground: 3700 - Transport Size (L × W × H): **11140 × 3190 × 3145**