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China Caterpillar 350 Tier 3 Large Excavator for Mining - Reliable Performance from Leading Suppliers and Factory
Benefits
Legendary Quality and Reliability
Benefit from maximum uptime thanks to the 350's durable undercarriage, heavy‑duty booms and sticks, and rugged SD buckets. Combined with strong digging force, swing torque and large bucket capacity, this machine delivers consistent, high‑performance results.
Built for the Operator
Excavators often operate in tough and demanding job site environments. The 350's cab is engineered to reduce operator fatigue, vibration, noise and heat stress during long working shifts.
Complete Jobs with Confidence
The optional, easy‑to‑use Operator Coaching system helps refine operating skills and efficiency, allowing you to maintain peak performance and further boost overall job site productivity.
Features At A Glance
Latest Features
Performance Powerhouse
Exceptional Efficiency Through Technology
Take The Guesswork Out Of Managing Your Equipment
Ultimate Operator Comfort
Intuitive And Empowering To Operate
Safe Home Every Day
Easy And Economical Maintenance
Attachment
Specifications
| Engine | Net Power – ISO 9249 | 309 kW |
| Net Power – ISO 9249 (DIN) | 420 hp | |
| Engine Model | C9.3 B | |
| Engine Power – ISO 14396 | 310 kW | |
| Bore | 115 mm | |
| Stroke | 149 mm | |
| Displacement | 9.3 l | |
| Biodiesel Capability | Up to B20¹ | |
| Emissions | Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. | |
| Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. | |
| Note (2) | ¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrogenated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or "Caterpillar Machine Fluids Recommendations" (SEBU6250) for details. *For use of blends higher than 20% biodiesel, consult your Cat dealer. ** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. | |
| Weights | Operating Weight | 47,600 kg |
| Working Ranges and Forces | Maximum Digging Depth | 7,690 mm |
| Boom | Reach 6.9 m (22'8") | |
| Stick | Reach 3.35 m (11') | |
| Bucket | SD 2.70 m³ (3.60 yd³) | |
| Maximum Reach at Ground Level | 11,760 mm | |
| Maximum Cutting Height | 10,700 mm | |
| Maximum Loading Height | 7,380 mm | |
| Minimum Loading Height | 2,710 mm | |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | 7,550 mm | |
| Maximum Vertical Wall Digging Depth | 5,630 mm | |
| Bucket Digging Force – ISO | 266 kN | |
| Stick Digging Force – ISO | 200 kN | |
| Hydraulic System | Main System – Maximum Flow | 779 L/min |
| Maximum Pressure – Equipment | 35,000 kPa | |
| Maximum Pressure – Equipment – Lift Mode | 38,000 kPa | |
| Maximum Pressure – Travel | 35,000 kPa | |
| Maximum Pressure – Swing | 25,700 kPa | |
| Swing Mechanism | ||
| Maximum Swing Torque | 189 kN·m | |
| Note (1) | *For CE-marked machine default value may be set lower | |
| Service Refill Capacities | Fuel Tank Capacity | 680 l |
| Cooling System | 48 l | |
| Engine Oil | 32 l | |
| Swing Drive – Each | 15 l | |
| Final Drive – Each | 11 l | |
| Hydraulic System – Including Tank | 550 l | |
| Hydraulic Tank | 217 l | |
| Swing Drive | 15 l | |
| Dimensions | Boom | Reach 6.9 m (22'8") |
| Stick | Reach 3.35 m (11') | |
| Bucket | SD 2.70 m³ (3.60 yd³) | |
| Shipping Height – Top of Cab | 3,260 mm | |
| Handrail Height | 3,400 mm | |
| Shipping Length | 11,950 mm | |
| Tail Swing Radius | 3,760 mm | |
| Counterweight Clearance | 1,340 mm | |
| Ground Clearance | 520 mm | |
| Track Length | 5,400 mm | |
| Track Length to Center of Rollers | 4,360 mm | |
| Track Gauge | 2,740 mm | |
| Transport Width – 600 mm (24") Shoes | 3,340 mm | |
| Air Conditioning System | Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.00 kg (2,205 lb) of refrigerant which has a CO₂ equivalent 1.430 metric tonnes (1.576 tons). |
Frequently Asked Questions
What is the operating weight of the Large Excavator 350 Tier 3?
The operating weight of the 350 Tier 3 large excavator is 47,600 kg, making it a heavy-duty machine suited for large-scale earthmoving and construction projects.
What engine powers the 350 Tier 3 excavator and what is its net power output?
The 350 Tier 3 is powered by a Cat C9.3 B engine, delivering a net power of 309 kW (420 hp) per ISO 9249 standards, with an ISO 14396 rating of 310 kW.
What emission standards does the 350 Tier 3 excavator meet?
This excavator meets Brazil MAR-1 emission standards, which are equivalent to U.S. EPA Tier 3 and EU Stage IIIA requirements, ensuring compliance across multiple global markets.
What is the maximum digging depth of the 350 Tier 3 excavator?
The 350 Tier 3 excavator achieves a maximum digging depth of 7,690 mm, with a maximum reach at ground level of 11,760 mm, providing excellent versatility for deep excavation tasks.
Is the 350 Tier 3 excavator compatible with biodiesel fuels?
Yes. The Cat C9.3 B engine supports up to B20 biodiesel blends as standard. It is also compatible with up to 100% biodiesel FAME, 100% renewable diesel (HVO), and GTL fuels when applied per Cat guidelines. Consult your Cat dealer for blends above B20.
What operator comfort and productivity features does the 350 Tier 3 offer?
The 350 Tier 3 features an ergonomically engineered cab designed to minimize fatigue, vibration, noise, and heat stress. It also offers an optional Operator Coaching system that helps refine operating skills, improve efficiency, and boost overall job site productivity.