Caterpillar 320CL Crawler Excavator

I. Standard Configuration

Powertrain

Equipped with Cat 3066 inline 6-cylinder diesel engine, displacement 6.4L, rated net power 103kW, peak torque 445N·m, mechanical fuel injection, complying with local Japanese low emission regulations. Adopts variable main pump hydraulic drive transmission without gearbox structure; travel motors come with built-in brakes, floating carrier rollers for travel mechanism, and standard single-side travel brake lock. Features oil-immersed multi-disc travel brakes that meet ISO construction machinery brake safety standards.

Hydraulics & Working Equipment

Load-sensing dual variable displacement piston hydraulic pumps, 120L hydraulic oil tank, fitted with travel shock absorption valves, oil circuit pressure detection, and dual-stage suction & return oil filtration system. Standard stick and link assembly, 0.7m³ wear-resistant earthmoving bucket, rated digging load 4.8t, bucket breakout force 141kN, maximum dump height 6020mm, standard boom 5.7m, stick 2.9m.

Machine Configuration

ROPS/FOPS rollover and falling-object protective safety cab, equipped with automatic constant temperature air conditioner, shock-absorbing suspension seat, and machine fault code monitoring display. Full 24V DC electrical system with monitoring and alarm modules for machine load, oil temperature and oil pressure. Operating weight 20100kg, standard extended wide track undercarriage (L stands for long track), standard 600mm wide track shoes, minimum swing radius 2750mm.

Service Capacities

Engine oil: 12L
Hydraulic oil: 120L
Travel motor gear oil: 7.5L per side
Swing motor gear oil: 4L
Coolant: 14L

II. Optional Configuration

Cab Options

Remote central control door lock, multi-function pilot control levers, vehicle radio audio system, heated seats/heated rearview mirrors, surround panoramic monitoring camera, steel protective screen for cab windows, rainproof sun visor roof.

Travel & Drivetrain Options

Heavy-duty full hydraulic travel motors, reversible cooling fan, heavy-duty mining air filter, sealed high-low temperature cooling kit, widened 800mm swamp track shoes.

Working Equipment Options

On-board earthwork weighing system, automatic grading assist system, dedicated hydraulic piping for hydraulic breakers, reinforced rock bucket, extended 7.0m boom / 3.5m long stick, thickened wear-resistant bucket teeth and side guards.

Safety & Site Condition Options

ID chip anti-theft system, remote fault diagnosis programming, high-intensity auxiliary work lights for night operation, preheating kit for low-temperature cold start, reinforced thickened boom frame for mining, wear-resistant mining track shoes, full machine anti-collision protective frame.