小松 pc55mr

Komatsu PC55MR • Production Year: Mainstream versions include PC55MR-2 (2008–2017) and PC55MR-5 (2017 to present) • Engine Manufacturer: Komatsu, common engine models are 4D88E series • Emission Standard: PC55MR-2 meets China III / Euro III non-road emission standard; PC55MR-5 complies with Japan's third-stage exhaust emission standard • Engine Output Power: PC55MR-2 36.8 kW / 50.1 PS @ 2600 rpm; PC55MR-5 29.8 kW / 40.5 PS @ 2400 rpm • Auxiliary Hydraulic Output: Main pump flow approx. 2× L/min, working pressure 23 MPa • Maximum Speed: High speed 4.8 km/h; low speed approx. 2.8–3.3 km/h • Tonnage: Approx. 5.5 tons (PC55MR-2 operating weight 5500 kg; PC55MR-5 approx. 5300–5500 kg) • Transportation Dimensions (L×W×H, mm): 5960 × 1900 × 2650 • Gross Weight (kg): 5500 (PC55MR-2 curb weight) • Counterweight (kg): Integrated with the undercarriage, no independent marking; approx. 5300–5500 kg • Bucket Capacity (cubic meters): 0.19 (standard configuration)