コマツ（小松製作所） PC50MR

### Engine - Model: **Komatsu 4D88E‑5** 4‑cylinder diesel - Rated power: **28.5 kW (38.8 HP) @2400 rpm** - Emission: Stage IIIA ### Operating Weight - Cab version: **4940 kg** - Canopy version: **4750 kg** ### Transport Dimensions（L × W × H） > > **5615 × 1960 × 2540 mm** - Total length:5615 mm - Total width:1960 mm - Transport height:2540 mm - Track shoe width: **400 mm** (rubber / steel optional) - Ground clearance:300 mm ### Digging Performance - Max digging depth:**3610 mm** - Max digging reach:**5890 mm** - Standard bucket capacity:**0.15 m³ (ISO heaped)** - Bucket breakout force:33.2 kN - Arm breakout force:21.5 kN ### Hydraulics - Total main pump flow: **114 L/min** - Auxiliary flow (single AUX): **60 L/min** > > Factory only single auxiliary line；second auxiliary requires aftermarket modification. ### Travel & Swing - Travel speed: Low 2.7 km/h; High **4.5 km/h** - Swing speed:**9.2 rpm** - Rear swing radius:1060 mm - Boom swing:80° left / 50° right ### Dozer Blade - Blade width: **1960 mm** - Max lift:380 mm；Max dig depth:340 mm ## Bucket width（铲斗 / 楦头宽度 mm） - Standard factory bucket **with side teeth: 600 mm** - Without side teeth：**550 mm** > > English for quotation: > Standard bucket width: 600 mm (with side teeth) / 550 mm (without side teeth) ## Key Features 1. Short‑tail swing model, tail slightly protrudes outside track width. 2. Komatsu original 4D88E‑5 engine, robust, spare parts widely available worldwide. 3. Factory only 1 auxiliary hydraulic circuit; cannot run breaker+grapple simultaneously without modification. 4. Cab with A/C, FOPS certified cabin. ## Overseas used‑machine notes - PC50MR‑2 was succeeded by **PC55MR‑3**. Do not confuse these two models. - Check engine oil leaks, undercarriage wear, original auxiliary piping condition.