With its new cab, long maintenance intervals, and power system that improves fuel efficiency up to 15%, the Cat® 340 is the perfect choice for low-level demolition, sorting, and other excavation tasks.
| Operating Weight | 87800lb |
| Note (1) | Long undercarriage, Straight boom, R3.9DB (12'10") stick, GD 2.27 m³ (2.97 yd³) bucket, 700 mm (28") triple grouser shoes, and 9.0 mt (19,800 lb) counterweight. |
| Maximum Pin Height at Stick Nose | 39.4ft |
| Maximum Weight at Stick Nose | 9170lb |
| Boom | Straight 6.9 m (22'8") |
| Stick | Reach 3.9 m (12'10") |
| Bucket | GD 2.27 m³ (2.97 yd³) |
| Maximum Digging Depth | 21.8ft |
| Maximum Reach at Ground Level | 40.5ft |
| Maximum Cutting Height | 45.2ft |
| Maximum Loading Height | 33.6ft |
| Minimum Loading Height | 11ft |
| Maximum Depth Cut for 2440 mm (8'0") Level Bottom | 21.4ft |
| Maximum Vertical Wall Digging Depth | 18.5ft |
| Bucket Digging Force -ISO | 47150lbf |
| Stick Digging Force - ISO | 32440lbf |
| Engine Model | C9.3B |
| Net Power - ISO 9249 | 346HP |
| Net Power - ISO 9249 (DIN) | 351hp (metric) |
| Engine Power - ISO 14396 | 347HP |
| Engine Power - ISO 14396 (DIN) | 352hp (metric) |
| Bore | 5in |
| Stroke | 6in |
| Biodiesel Capability | Up to B20¹ |
| Displacement | 568in³ |
| Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards. |
| 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 1,900 rpm. Advertised power is tested per the specified standard in effect at the time |
| Note (2) | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO |
| Main System - Maximum Flow | 560 l/min (148 gal/min) |
| Maximum Pressure - Equipment | 5076psi |
| Maximum Pressure - Equipment - Lift Mode | 5511psi |
| Maximum Pressure - Travel | 5076psi |
| Maximum Pressure - Swing | 4264psi |
| Swing Speed | 8.84r/min |
| Maximum Swing Torque | 10741ft·lbf |
| Fuel Tank Capacity | 158.5gal (US) |
| Cooling System | 10.5gal (US) |
| Engine Oil | 8.5gal (US) |
| Swing Drive | 4.8gal (US) |
| Final Drive - Each | 2.1gal (US) |
| Hydraulic System - Including Tank | 98.5gal (US) |
| Hydraulic Tank | 42.5gal (US) |
| DEF Tank | 21.1gal (US) |
| Boom | Straight 6.9 m (22'8") |
| Stick | Reach 3.9 m (12'10") |
| Bucket | GD 2.27 m³ (2.97 yd³) |
| Shipping Height - Top of Cab | 11ft |
| Cab Height - With OPG | 11.5ft |
| Shipping Length | 37.4ft |
| Tail Swing Radius | 11.6ft |
| Counterweight Clearance | 4.1ft |
| Ground Clearance | 1.7ft |
| Track Length | 16.5ft |
| Track Length to Center of Rollers | 13.3ft |
| Track Gauge | 8.5ft |
| Transport Width | 10.9ft |
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). |
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340 Straight Boom Excavator