Komatsu PC 50 MR

Company name:LONG WAY TRADING CO.,LTD Address:1898th Zaoxiang road ,Anyang City ,Henan province,China Contact: Nancy Tel : +8617739124690 WhatsApp:0086 13636464634 Wechat:17739124690 Email:

# Komatsu PC50MR-5 Mini Excavator (Tight Tail Swing) Key specs you focus on: Auxiliary flow, track width, bucket width, stick length, max travel speed ## 1. Basic Machine Weight & Bucket - Operating Weight (std 400mm track + dozer blade): 5,020 kg - Standard Bucket Capacity (JIS heaped): 0.16 m³ - Standard Dipper Arm (Stick) Length: **1,680 mm** - Standard Bucket Cutting Width (with side cutters): **680 mm** - Optional trench bucket widths: 450 / 500 / 580 mm ## 2. Track Parameters (mm) - Standard Track Shoe Width: **400 mm** (steel/rubber track) - Overall machine width over tracks: 1,960 mm - Track gauge (center to center): 1,610 mm - Rear swing radius (MR short tail): 1,040 mm - Minimum ground clearance: 290 mm ## 3. Max Travel Speed (km/h) - Low speed: 2.6 km/h - Maximum travel speed (high gear): **4.6 km/h** ## 4. Auxiliary Hydraulic Flow (L/min) CLSS load sensing hydraulic system, standard proportional auxiliary line - Single-way auxiliary (breaker / auger): **51 L/min max stable output** - Dual two-way auxiliary (thumb grab / tilt bucket): 25.5 L/min per circuit - Auxiliary relief pressure: 27.0 MPa - Twin main pumps total flow: 102 L/min (51 L/min × 2) ## 5. Transport Dimensions (L × W × H, mm) 5,260 × 1,960 × 2,590 ## 6. Powertrain Engine Model: Komatsu 4D88E-5 water-cooled 4-cylinder diesel - Rated Power: 29.1 kW (39 HP) / 2,400 rpm - Displacement: 2.189 L ## 7. Working Performance - Swing speed: 9.0 rpm - Gradeability: 70% (35°) - Bucket breakout force: 39.8 kN - Arm breakout force: 24.4 kN - Max digging depth: 3,705 mm - Ground pressure (400mm track shoe): 320 kPa ## 8. Fluid Capacities - Fuel tank: 65 L - Hydraulic tank: 55 L - Engine oil: 7.5 L - Coolant: 8.8 L ## Short Spec Snippets for Quotation Sheet 1. Auxiliary hydraulic flow: 51 L/min (single acting), 25.5 L/min per dual circuit 2. Track shoe width: 400 mm (standard) 3. Standard bucket width (with side cutters): 680 mm 4. Standard dipper arm length: 1,680 mm 5. Maximum travel speed: 4.6 km/h ## Model Feature Note MR = Minimum Radius tight tail swing, counterweight barely extends past tracks, perfect for residential yards, indoor renovation, narrow pipeline trenching, landscaping and municipal confined jobs. ### Difference vs PC40MR-3 - PC50MR-5 heavier & bigger bucket, higher auxiliary flow (51 L/min vs 36 L/min) - Wider standard track shoe (400mm vs 350mm), better stability