日立建機 ZX 50 U

# HITACHI ZX50U‑2 Technical Specifications - Machine Type: Compact Mini Crawler Hydraulic Excavator, Short tail‑swing - Operating Weight: **4730 kg** (Canopy version) - Standard Heaped Bucket Capacity: **0.16 m³** - Boom Length: 2440 mm - Stick Length: 1450 mm - Track Shoe Width: 400 mm - Dozer Blade: Equipped ## Engine - Engine Model: **YANMAR 4TNV88** - Rated Net Power: **29.3 kW / 2400 rpm** - Displacement: **2189 cc**, 4‑cylinder in‑line naturally aspirated diesel - Emission Standard: **Stage IIIA / Tier3** - Cooling: Water‑cooled four‑stroke diesel ## Hydraulic System - Bucket Digging Force: **32.0 kN** - Arm Digging Force: **20.5 kN** - Max Travel Traction Force: 42 kN - Travel Speed: Low 2.7 km/h, High 4.5 km/h - Swing Speed: **9.2 rpm** - Main Pump Flow: 110 L/min - Main Relief Pressure: 24.5 MPa ## Working Range - Max Digging Depth: **3530 mm** - Max Digging Height: **5580 mm** - Max Dumping Height: **3980 mm** - Max Horizontal Reach: **5860 mm** - Tail Swing Radius: **1120 mm** ## Overall Dimensions (transport L×W×H) - Length: **5240 mm** - Width: **1960 mm** - Height: **2510 mm** ## Capacities - Fuel Tank: 55 L - Hydraulic Oil Tank: 40 L