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 340 UHD Ultra High Demolition Hydraulic Excavator |
 M314 Wheeled Excavator |
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Weights |
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| Operating Weight | 121000 lb | - | - |
| Note (1) | Hydraulic Variable Gauge undercarriage, 22 m (72'2") UHD front, 600 mm (24") Heavy Duty (HD) triple grouser shoes and 9.0 mt (19,842 lb) counterweight. No work tool. | - | - |
| Machine Weight - Retrofit Configuration | 118600 lb | - | - |
| Note (2) | Hydraulic Variable Gauge undercarriage, Retrofit boom, R3.2DB (10'6") stick, General Duty (GD) 2.27 m³ (2.97 yd³) bucket, 600 mm (24") HD triple grouser shoes and 9.0 mt (19,842 lb) counterweight. | - | - |
| UHD in Cradle | 18700 lb | - | - |
| Retrofit Boom in Cradle - R3.9 DB Stick | 13710 lb | - | - |
| Retrofit Boom in Cradle - R3.2 DB Stick | 13340 lb | - | - |
| Retrofit Boom in Cradle - R2.8 DB Stick | 13120 lb | - | - |
| 2-piece Retrofit boom in cradle - R3.2 DB stick | 17440 lb | - | - |
Working Ranges and Forces |
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| Maximum Pin Height at Stick Nose | 72.2 ft | - | - |
| Maximum Weight at Stick Nose | 8160 lb | - | - |
| Maximum Working Pin Height at Stick Nose - 1/2 | 61 ft | - | - |
| Maximum Working Reach at Stick Nose - 1/2 | 38.4 ft | - | - |
| Maximum Height at Stick Nose in Max Reach Position | 41.5 ft | - | - |
| Maximum Reach at Stick Nose | 44.4 ft | - | - |
| Note (1) | 22 m (72' 2") UHD Front (Over-the-Front) | Range values are calculated with a tip radius of 1387 mm (4' 6"). CW-type bucket (358-8665, GD, 1000 mm/3' 3", 0.6 m³/0.78 yd³, with Advansys 70 tips) and CW-20S-D.4.N quick coupler. Breakout force values are calculated with a tip radius of 1224 mm (4') a | - |
| Boom Type | - | VA Boom | - |
| Bucket | - | 0.76m3 (0.99 y3) GD | - |
| Stick | - | R2.2CB (7' 3") | - |
| Digging Height | - | 17.4 ft | - |
| Dump Height | - | 23 ft | - |
| Reach at Ground Level | - | 28.4 ft | - |
| Vertical Wall Digging Depth | - | 13.9 ft | - |
Engine |
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| Engine Model | Cat C9.3B | Cat C3.6 | - |
| Net Power - ISO 9249 | 346 HP | 134 HP | - |
| Engine Power - ISO 14396 (DIN) | 351 hp (metric) | 136 hp (metric) | - |
| Engine Power - ISO 14396 | 347 HP | 134 HP | - |
| Net Power - ISO 9249 (DIN) | 352 hp (metric) | 129 hp (metric) | - |
| Bore | 5 in | 3.9 in | - |
| Stroke | 6 in | 5 in | - |
| Displacement | 568 in³ | 221 in³ | - |
| Biodiesel Capability | Up to B20¹ | Up to B20¹ | - |
| Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards. | Meets U.S. EPA Tier 4 Final, EU Stage V, 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 | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, CEM exhaust gas aftertreatment, alternator, and cooling fan with engine speed at 2,000 rpm. Advertised power is tested per the specified standar | - |
| 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 | 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 | - |
Hydraulic System |
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| Main System - Maximum Flow | 560 l/min (148 gal/min) | - | - |
| Maximum Pressure - Equipment | 5076 psi | 5076 psi | - |
| Maximum Pressure - Equipment - Lift Mode | 5511 psi | - | - |
| Maximum Pressure - Travel | 5076 psi | 5076 psi | - |
| Maximum Pressure - Swing | 4264 psi | 5149 psi | - |
| Main System - Maximum Flow - Implement | - | 71 gal/min | - |
Swing Mechanism - UHD Fronts |
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| Swing Speed | 4.09 r/min | - | - |
Swing Mechanism |
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| Swing Speed | 8 r/min | 9.1 r/min | - |
| Maximum Swing Torque | 105000 ft·lbf | 28860 ft·lbf | - |
Service Refill Capacities |
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| Fuel Tank Capacity | 159 gal (US) | - | - |
| Cooling System | 11 gal (US) | 6.3 gal (US) | - |
| Engine Oil | 9 gal (US) | - | - |
| Swing Drive | 5 gal (US) | - | - |
| Final Drive - Each | 2 gal (US) | - | - |
| Hydraulic System - Including Tank | 145 gal (US) | 58.1 gal (US) | - |
| Hydraulic Tank | 43 gal (US) | 23.8 gal (US) | - |
| DEF Tank | 21 gal (US) | - | - |
| Diesel Exhaust Fluid (DEF) | - | 5.3 gal (US) | - |
| Final Drive | - | 0.6 gal (US) | - |
| Fuel Tank | - | 77.9 gal (US) | - |
Dimensions |
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| Note (1) | 22 m (72'2") UHD Front | - | - |
| Shipping Height - Top of Cab | 11.1 ft | 3315 ft | - |
| Cab Height - With OPG | 11.8 ft | - | - |
| Shipping Length | 49.9 ft | 26.9 ft | - |
| Tail Swing Radius | 11.6 ft | 7.1 ft | - |
| Counterweight Clearance | 4.6 ft | 4.1 ft | - |
| Ground Clearance | 1.7 ft | 1.1 ft | - |
| Track Length | 18.9 ft | - | - |
| Track Length to Center of Rollers | 15.6 ft | - | - |
| Working Gauge - Extended Position | 11.1 ft | - | - |
| Shipping Gauge - Retracted Position | 7.8 ft | - | - |
| Transport Width | 10.7 ft | - | - |
| Machine Length - without Front, with Counterweight | 23.3 ft | - | - |
| Machine Length - without Front and Counterweight | 22.9 ft | - | - |
| Track Width - Extended | 13.1 ft | - | - |
| Track Width - Retracted | 9.8 ft | - | - |
| Note (2) | 600 mm (24") Track Shoes | - | - |
| Boom | - | 5m (16' 6") | - |
| Bucket | - | 0.76m3 (.78 yd3) | - |
| Stick | - | 2.2m (7' 3") | - |
| Undercarriage Length | - | 16.1 ft | - |
| Wheel Base | - | 8.2 ft | - |
Working Ranges and Forces - Retrofit Boom - Straight |
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| Note 1 | Straight - R3.2 m (10' 6") Stick (Over-the-Front) - HVG Undercarriage | - | - |
| Bucket | GD 2.27 m³ (2.97 yd³) | - | - |
| Maximum Pin Height at Stick Nose | 39.8 ft | - | - |
| Maximum Weight at Stick Nose | 9260 lb | - | - |
| Maximum Height at Stick Nose in Max Reach Position | 7.6 ft | - | - |
| Maximum Reach at Stick Nose | 34.8 ft | - | - |
| Maximum Digging Depth | 16.1 ft | - | - |
| Maximum Reach - Ground Level | 39.9 ft | - | - |
| Maximum Loading Height | 34 ft | - | - |
| Minimum Loading Height | 15.7 ft | - | - |
| Bucket Digging Force - ISO | 47160 lbf | - | - |
| Stick Digging Force - ISO | 37300 lbf | - | - |
Working Ranges and Forces - Retrofit Boom - Bent |
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| Note 1 | Bent - R3.2DB (10'6") Stick - HVG Undercarriage | - | - |
| Bucket | GD 2.27 m³ (2.97 yd³) | - | - |
| Maximum Digging Depth | 21.4 ft | - | - |
| Maximum Reach - Ground Level | 36.7 ft | - | - |
| Maximum Cutting Height | 35.4 ft | - | - |
| Maximum Loading Height | 24.9 ft | - | - |
| Minimum Loading Height | 10.4 ft | - | - |
| Bucket Digging Force - ISO | 47160 lbf | - | - |
| Stick Digging Force - ISO | 37300 lbf | - | - |
Air Conditioning System |
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| 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). | - | - |
| Note | - | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg of refrigerant which has a CO2 equivalent of 1.216 metric tonnes. | - |
Machine Weight |
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| Operating Weight Maximum | - | 39683 lb | - |
| Note (1) | - | Typical configurations include medium stick, 2600 kg (5,732 lb) counterweight, full fuel tank, operator, quick coupler (210 kg/463 lb), bucket (500 kg/1,102 lb) and dual pneumatic tires. | - |
| Operating Weight Minimum | - | 33069 lb | - |
Drive |
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| Maximum Travel Speed | - | 23 mile/h | - |
Sustainability |
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| Recyclability | - | 91% | - |
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