코벨코 SK 55 SR

KOBELCO SK55SR Short Radius Mini Excavator Specifications 1. Basic Machine Information Model: KOBELCO SK55SR Short Tail Compact Mini Crawler Excavator Standard Operating Weight (Full Air-con Cab + 400mm rubber track): 5260 kg Canopy version operating weight: 5120 kg Standard Heaped Bucket Capacity: 0.16 m³ Standard Boom Length: 2620 mm Standard Stick (Arm) Length: 1690 mm Standard Track Shoe Width: 400 mm rubber track Fixed Overall Track Width: 1960 mm Ground Contact Pressure: 29.0 kPa (cab rubber track version) Rear Tail Swing Radius: 1080 mm (ultra-short tail design, no rear overhang collision risk)コベルコ建機 2. Engine & Power Performance Engine Manufacturer: YANMAR (Japan) Engine Model: 4TNV88C 4-cylinder water-cooled direct injection diesel Displacement: 2.189 L / 2189 cc Net Rated Power (ISO9249): 28.3 kW @ 2400 rpm Max Torque: 131.1 N·m @ 1440 rpm Fuel Tank Capacity: 75 L Hydraulic Oil Tank Volume: 27.9 L (total system 57.7 L) Travel Speed: Low 2.2 km/h / High 4.0 km/h Swing Speed: 8.5 rpm Gradeability: 58% (30°) Max Bucket Digging Force: 35.2 kN Max Arm Digging Force: 24.6 kN Max Traction Force: 54.9 kN 3. Hydraulic System Main Pump: Dual variable displacement piston pumps + gear pilot pump Max main hydraulic flow: 2×49.9 L/min + 33.8 L/min pilot Main Relief Pressure: 23.0 MPa Standard bidirectional auxiliary hydraulic flow: 53 L/min Factory pre-installed auxiliary piping for hydraulic breaker, auger & thumb grab attachmentsKobelco Construction Machinery 4. Working Range Dimensions (mm) Max Horizontal Digging Reach (Ground Level): 6150 Max Digging Depth (Dozer blade lowered): 3850 Max Vertical Wall Digging Depth: 3140 Max Digging Height: 5930 Max Dumping Height: 4350 Standard floating dozer blade width: 1960 mm 5. Overall Transport Dimensions (mm) Total Transport Length (with standard bucket): 5460 Total Transport Width: 1960 Overall Height (cab top): 2540 Minimum Ground Clearance: 345 mm