ZOOMLION ZAT4500

Boom Length

15.4 – 60 m (5-section telescopic boom)

Engine Power

Superstructure engine: 240 kW at 2200 rpm; Chassis engine: 405 kW at 1800 rpm

Gradeability

45%

Fixed Jib Length

Not specified in document (only 220T/80T/12T hooks, superlift, and flexible counterweight for superlift/luffing jib/TBM jib listed as optional configurations; no fixed jib length given)

Max Lifting Capacity

450,000 kg (450 t)

Type

Superstructure: 6-cylinder in-line diesel, Benz model OM926LA, turbo-charged, intercooled (water-air). Chassis: 8-cylinder, V-type, water-cooled, 4-stroke turbocharged intercooled diesel, model OM502LA.E3B/3

Power

Superstructure: 240 kW at 2200 rpm, max torque 1300 N·m at 1200–1600 rpm; Chassis: rated power 405 kW at 1800 rpm, max torque 2600 N·m at 1300 rpm, bore 130 mm, stroke 150 mm, displacement 15.93 L

No Of Cylinders

Superstructure: 6 (in-line); Chassis: 8 (V-type)

Type

All-wheel multi-mode steering (6 steering modes); combined mechanical and electro-hydraulic control; axles 1 & 2 mechanically controlled, axles 3–6 electro-hydraulically controlled; single-circuit steering gear, single-axle dual-cylinder power assist, mid-position locking cylinders on electronically controlled axles; emergency steering pump mounted at front of transfer case

Pump

Closed hydraulic pump – Linde (Germany); Main valve – Bucher (Germany)

Hydraulic Tank

Not specified in document

Fuel Tank Capacity

Not specified in document

Max Lifting Capacity

450,000 kg (450 t); Max. load moment of basic boom: 1260 T·m

Rear

445/95 R25 (tubeless), inflation pressure 0.9 MPa (Michelin/Bridgestone) or 1.0 MPa (Triangle)

Front

445/95 R25 (tubeless), inflation pressure 0.9 MPa (Michelin/Bridgestone) or 1.0 MPa (Triangle)

Parking

Spring brake acting on 10 disc brakes; doubles as emergency brake, powered by spring force in spring chambers on axles 2–6; auxiliary braking via engine cylinder compression brake, exhaust brake, and electric eddy-current retarder; system fitted with ABS

Rear Wheel

Dual-circuit air service brake acting on 12 disc brakes; remaining axles (2–6) disc brakes each fitted with one dual-chamber spring brake chamber

Front Wheel

Dual-circuit air service brake acting on 12 disc brakes; axle 1 disc brakes each fitted with two single-diaphragm brake chambers

Type

5-section telescopic boom of imported high-tensile steel; optimal oviform boom profile with high torsional rigidity, outstanding local stability, and superlift capability; all boom sections can be attached during driving

Length

15.4 – 60 m; boom angle -0.4° to 82°

Telescoping

Single-stage telescoping cylinder with hydraulic interlocking device; rapid-cycle telescoping system with automatic mode (all-automatic telescoping to desired boom length in sequence); telescoping procedure controllable automatically or manually via operator guide on monitor; boom extending time ≤8 min; boom derricking up time ≤85 s