中联重科 ZTC 550 H

### ZOOMLION ZTC550H (55t Truck Crane) – Specifications ### 1. Lifting Performance - **Max. Lifting Capacity**: **55 t @ 3.0 m radius** - **Max. Lifting Moment**: **2,107 kN·m** - **Main Boom**: 5‑section, **10.2 m – 46.0 m** - **Jib**: 2‑section, **9.5 m – 16.0 m** - **Max. Lifting Height**: - Main boom: **46.7 m** - Main boom + jib: **62.5 m** - **Slewing Speed**: **0–2.2 rpm** - **Boom Angle**: **−2° ~ +82°** - **Counterweight**: **12.0 t** (standard) ### 2. Engine & Power - **Engine Model**: **Weichai WP10.375E53** (Euro V / China GB V) - **Rated Power**: **276 kW @ 1,900 rpm** - **Max. Torque**: **1,600 N·m @ 1,200–1,600 rpm** - **Transmission**: 12‑speed manual - **Emission Standard**: **Euro V / China GB V** ### 3. Travel Performance - **Wheel Formula**: **8×4** - **Max. Travel Speed**: **90 km/h** - **Min. Turning Radius**: **11.5 m** - **Max. Gradeability**: **46%** - **Min. Ground Clearance**: **305 mm** ### 4. Dimensions (mm) - **Transport Length**: **14,390** - **Transport Width**: **2,800** - **Transport Height**: **3,800** - **Gross Weight**: **44,490 kg** - **Outrigger Spread (max)**: **7.8 m (front) × 6.05 m (rear)** - **Wheelbase**: 4,300 + 1,350 mm ### 5. Winches & Hydraulics - **Main Winch Line Speed**: **120 m/min** - **Aux Winch**: Standard - **Fuel Tank**: **350 L** - **Hydraulic Tank**: **300 L** ### 6. Tyres - **Size**: **12.00R20** - **Qty**: 10 tyres (8×4)