Used Caterpillar 330D2 Excavator

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Detailed Introduction of Caterpillar 330D2 Excavator

The Caterpillar 330D2 is a 30-ton class heavy-duty crawler excavator developed by Caterpillar Inc., optimized on the basis of the classic 330D model. It is positioned for high reliability, fuel efficiency and adaptability to harsh working conditions, and is widely sold in emerging markets with non-road emission requirements of Stage IIIA / Tier 3 and below.

1. Key Specifications

Item	Parameter
Operating Weight	30,800 – 32,800 kg (67,900 – 72,310 lb)
Rated Net Power	202 kW (271 hp) @ 1,900 rpm
Rated Gross Power	212 kW (284 hp) @ 1,900 rpm
Bucket Capacity Range	1.4 – 2.5 m³ (1.8 – 3.3 cu yd)
Max. Digging Depth (standard boom/stick)	7,370 mm (24 ft 2 in)
Max. Digging Reach	10,620 mm (34 ft 10 in)
Max. Dump Height	7,040 mm (23 ft 1 in)
Swing Speed	10.2 rpm
Max. Swing Torque	82 kN·m
Travel Speed	3.1 / 5.5 km/h (1.9 / 3.4 mph)
Gradeability	70% (35°)

2. Powertrain System

The 330D2 is equipped with a Caterpillar proprietary C7.1 ACERT™ inline 6-cylinder 4-stroke diesel engine:

Adopts electronic high-pressure common rail fuel injection technology and optimized combustion design, delivering 5-10% higher fuel efficiency than the previous generation 330D under the same operating intensity
Equipped with a 3-stage fuel filtration system, which can adapt to low-quality fuel in construction sites with insufficient oil supply, greatly reducing the risk of fuel system failure
Supports idle speed management function, which automatically reduces idle speed when the machine is stationary, cutting unnecessary fuel consumption
Meets EU Stage IIIA / US EPA Tier 3 emission standards.

3. Hydraulic System

It adopts Caterpillar's advanced load-sensing hydraulic system, which can precisely match power output according to actual operation needs:

Dual main pump design with a total maximum flow of 470 L/min, ensuring smooth compound actions (such as simultaneous boom lifting and swing) without lag, and improving operation efficiency by 8% compared with competitors' products of the same class
Built-in boom and stick regeneration valves, which reduce hydraulic power loss and increase action speed during lowering operations
Low-pressure pilot control system, the operating force of the joystick is only 20-30N, reducing the labor intensity of the operator
Standard anti-drift valve for the boom and stick, ensuring stable posture of the working device during heavy load operation and improving operation safety.

4. Structural Durability

The 330D2 is designed for 10,000+ hours of heavy-duty operation life:

The main frame, boom and stick are all made of 100,000 psi high-strength alloy steel, and all welded joints are tested by non-destructive testing to resist impact and fatigue damage under mining and quarry conditions
Standard sealed and lubricated track (SALT), the track pin and bushing are fully sealed to prevent dust and sediment from entering, extending the track service life by more than 30% compared with ordinary tracks
The undercarriage is equipped with heavy-duty carrier rollers and idlers with wear-resistant coating, and optional full chassis guard plate to protect the oil pan, hydraulic pipeline and other vulnerable parts from being scratched by rocks.

5. Operator Cabin & Comfort

The cabin meets ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) Level II safety certification:

The internal noise is controlled at 75 dB(A), with fully sealed and pressurized design to prevent dust from entering, and equipped with automatic constant temperature air conditioning
Multi-directional adjustable suspension seat with lumbar support, suitable for operators of different heights to work for a long time
High-definition LCD monitoring screen, which displays real-time parameters such as fuel consumption, oil temperature, fault code, and supports one-click switching of working modes (heavy load, standard, economy)
Optional rear view camera, Bluetooth audio and other configurations to improve operation convenience.

6. Maintenance & Cost Efficiency

All routine maintenance points (oil filter, fuel filter, hydraulic oil filter, air filter) are arranged on the left side of the machine, which can be accessed and replaced on the ground without climbing the body
Long service life of consumables: engine oil and filter replacement interval is 500 operating hours, hydraulic oil and filter replacement interval is 5,000 operating hours, dual-stage air filter replacement interval is 2,000 operating hours, greatly reducing downtime
Standard Caterpillar Product Link™ remote monitoring system, which supports real-time tracking of equipment location, working hours, fuel consumption and fault warning, convenient for fleet management and pre-maintenance arrangement.

7. Typical Applications

The 330D2 is suitable for high-intensity working scenarios including:

Mining and quarrying stripping and loading
Large infrastructure construction (highways, railways, bridges, airports)
Foundation excavation for large real estate projects
Bulk material handling in ports and stockyards
Forestry land clearing and water conservancy project construction
Demolition works with breaker attachment.

8. Optional Configurations

Users can choose matching configurations according to actual needs:

Different types of buckets: general purpose bucket, rock bucket, abrasion-resistant heavy duty bucket
Attachment support: hydraulic breaker piping, quick coupler, grapple, ripper
Customized working device: extended boom/stick set for deep digging operation
Environment adaptation package: cold start package for alpine regions, enhanced cooling package for high temperature areas
Auxiliary configuration: chassis guard plate, rear view camera, GPS anti-theft system.

Core Advantages

The Caterpillar 330D2 has industry-leading residual value in the second-hand equipment market, supported by Caterpillar's global after-sales service network and sufficient spare parts supply, with low total life cycle cost, and is one of the most popular 30-ton excavator models in the global heavy-duty construction machinery market.

Non flooded

No accident

Original product

Used Caterpillar 330D2 Excavator

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