Cat 320d Hydraulic Crawler Excavator
The CAT 320D Hydraulic Crawler Excavator is a robust and reliable machine built for heavy-duty operations. Powered by the powerful C7.1 ACERT engine, it delivers 160 kW (214 hp) of gross power, offering exceptional fuel efficiency and enhanced productivity. Ideal for a range of construction, mining, and earthmoving applications, this excavator ensures both excellent performance and operational efficiency on any job site.
Product Introduction
Products Introduction
The CAT 320D Hydraulic Crawler Excavator is a heavy-duty excavator designed for construction, mining, and large-scale earthmoving operations.
Power System
C7.1 ACERT diesel engine with 160 kW (214 hp) gross power output.
Hydraulic System
350 L/min Main Pump Flow
Main hydraulic system rated at 350 L/min for working circuit supply.
Dual Main Pump System
Two main hydraulic pumps supplying combined flow to boom, arm, bucket, and swing circuits.
Excavation Performance
Bucket Configuration
Compatible with 0.8–1.2 m³ buckets for large-volume excavation and material handling operations.
Deep Digging Capability
Maximum digging depth of 6.53 m supports foundation excavation and deep earthmoving work.
Extended Working Reach
Maximum working reach of 9.2 m expands excavation coverage and loading range.
Elevated Dumping Height
Maximum dump height of 6.88 m supports high-clearance truck loading operations.
Boom & Arm Structure
5.70 m boom and 2.85 m arm configuration support wider operating coverage and stable excavation geometry.
Travel Speed
5.5 km/h maximum travel speed for on-site repositioning.
Structural Configuration
20,000 kg operating weight.
Upper frame integrates engine, hydraulic system, and cab.
Steel-reinforced working structure for boom, arm, and linkage assembly.
Crawler undercarriage with roller-supported track system.
Maintenance Design
Engine compartment arranged for direct inspection access.
Hydraulic components positioned for routine servicing access points.
Maintenance layout supports filter, fluid, and system check operations.

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