Used Volvo 300D Excavator

Reading: 1865

Volvo EC300D Crawler Excavator Detailed Introduction

The Volvo EC300D is a 30-ton class medium crawler excavator in Volvo’s iconic D-series product line, positioned as a high-performance, low-operating-cost solution for medium to heavy duty construction, quarrying, mining, municipal and landscaping scenarios. It inherits Volvo’s core advantages in fuel efficiency, operator comfort, structural durability and after-sales support, and is widely recognized as one of the most competitive models in the 25-35 ton excavator segment.

1. Key Specifications (Standard Configuration)

Item	Parameter
Operating Weight	30,400 – 33,800 kg
Engine Model	Volvo D7E, 6-cylinder inline, turbocharged, intercooled
Gross Rated Power	170 kW (228 hp) @ 1,800 rpm
Max Torque	970 Nm @ 1,350 rpm
Emission Standard	EU Stage IIIA / US Tier 3
Bucket Capacity Range	0.55 – 1.75 m³
Max Digging Depth (Standard Boom)	6,730 mm
Max Digging Reach (Standard Boom)	9,950 mm
Max Dumping Height (Standard Boom)	6,650 mm
Travel Speed	3.3 km/h (low) / 5.5 km/h (high)
Swing Speed	11.2 rpm
Hydraulic System Working Pressure	34.3 MPa
Fuel Tank Capacity	470 L
Hydraulic Oil Capacity	280 L
Cab Noise Level	72 dB(A)

2. Engine & Fuel Efficiency

The EC300D is powered by Volvo’s self-developed D7E diesel engine, matched with a high-pressure common rail fuel injection system and intelligent power control logic:

The standard ECO mode optimizes the matching between engine output and hydraulic system demand, reducing unnecessary energy loss by 10-15% compared to older models of the same class, without compromising working performance.
Auto-idle and auto-engine shutdown functions automatically lower engine speed or turn off the engine after long periods of inactivity, further cutting fuel consumption and idle wear.
The engine adapts to high altitude, high temperature and cold environment conditions, ensuring stable operation in complex construction sites.

3. Hydraulic System & Working Performance

Volvo’s advanced intelligent hydraulic system gives the EC300D both high operating precision and strong heavy-duty capacity:

Boom and arm regeneration circuits reduce pressure loss, improve response speed, and enable smooth control for fine operations such as grading and pipelaying, as well as high breakout force for hard soil digging and quarry loading.
4 optional working modes: Heavy mode for heavy load breaking and rock digging, General mode for daily earthwork, Light mode for fine trimming, and Attachment mode for customized hydraulic output to match breakers, grapples, shearers and other auxiliary tools.
The load-sensing hydraulic system automatically adjusts flow output according to operation demand, ensuring consistent operation performance even when multiple actions are performed simultaneously.

4. Operator Comfort & Safety

The EC300D is equipped with Volvo’s industry-leading ROPS/FOPS certified Care Cab, providing a safe and low-fatigue working environment for operators:

The suspension cab with high-performance shock absorbers effectively isolates vibration from the chassis, and the multi-adjustable heated air-suspension seat supports long-time operation without fatigue.
The ergonomic control layout places all common buttons within easy reach, and the large color LCD display shows real-time operating data, maintenance reminders and fault alerts in real time.
Large-area frameless glass provides 360° panoramic visibility, and optional rearview camera eliminates operation blind spots, greatly improving site safety.
High-efficiency automatic climate control system, multiple storage spaces, USB charging ports and cup holders are standard to meet the needs of long shifts.

5. Durability & Reliability

The EC300D is designed for long service life in harsh working conditions:

The boom, arm and X-type undercarriage are all made of high-tensile steel, and have passed 10,000+ hours of fatigue test in extreme working conditions, adapting to long-term heavy load work in quarries and open-pit mines.
The heavy-duty track chain, rollers and idlers adopt wear-resistant material design, and the service life is 30% longer than similar products.
All hydraulic pipelines and seals adopt high-quality imported parts, and the electrical system is designed with IP67 dust and water resistance, effectively avoiding leakage and circuit failure in dusty or rainy environments.

6. Maintenance & Total Cost of Ownership

The EC300D is designed to reduce maintenance difficulty and operating costs for users:

All daily maintenance points are designed to be accessible from the ground, no need to climb to the top of the machine for routine inspection, saving maintenance time.
Extended replacement cycle for wearing parts: engine oil and filter replaced every 500 working hours, hydraulic oil replaced every 4000 hours, return oil filter replaced every 1000 hours, greatly reducing downtime and maintenance costs.
The standard Volvo CareTrack remote monitoring system supports real-time checking of equipment location, fuel consumption, working hours and fault warnings, helping users realize digital fleet management and arrange maintenance in advance to avoid unplanned shutdown.
Volvo’s global after-sales network provides fast spare parts supply, professional technical support and flexible warranty policies, reducing worries for users.

7. Typical Application Scenarios

Civil construction: foundation digging, earthwork transfer, site leveling
Quarry and mining: overburden stripping, crushing plant feeding, ore loading
Municipal engineering: pipeline laying, old building demolition, landscaping
Multi-functional operations: equipped with grab, breaker, auger and other attachments to realize material handling, crushing, drilling and other work.

Non flooded

No accident

Original product

Used Volvo 300D Excavator

RELATED PRODUCTS

Volvo 220D

Volvo 250

Volvo 60D

Volvo 290