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 306 CR Mini Hydraulic Excavator |
 M320 Wheeled Excavator |
 340 UHD Ultra High Demolition Hydraulic Excavator |
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Engine |
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| Net Power | 55.9 HP | - | - |
| Engine Model | Cat C2.4 Turbo | C4.4 | Cat C9.3B |
| Displacement | 148 in³ | 268.5 in³ | 568 in³ |
| Bore | 3.4 in | 4 in | 5 in |
| Stroke | 4 in | 5.3 in | 6 in |
| Net Power @ 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 | 55.9 HP | - | - |
| Gross Power - ISO 14396 | 57.9 HP | - | - |
| Engine Power - ISO 14396 | - | 174 HP | 347 HP |
| Engine Power - ISO 14396 (DIN) | - | 176 hp (metric) | 351 hp (metric) |
| Net Power - ISO 9249 | - | 171 HP | 346 HP |
| Net Power - ISO 9249 (DIN) | - | 174 hp (metric) | 352 hp (metric) |
| Biodiesel Capability | - | Up to B20¹ | Up to B20¹ |
| Emissions | - | Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards. | 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 cleaner, CEM exhaust gas aftertreatment, alternator, and cooling fan with engine speed at 2,200 rpm. Advertised power is tested per the specified standar | 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 | 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 |
Weights |
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| Operating Weight | 15766 lb | - | 122600 lb |
| Minimum Operating Weight with Canopy* | 14134 lb | - | - |
| Maximum Operating Weight with Canopy** | 15633 lb | - | - |
| Note (2) | **Maximum Weight is based on steel tracks with pads, extra counterweight, operator, full fuel tank, long stick, fixed blade and no bucket. | - | 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. |
| Maximum Operating Weight with Cab** | 15766 lb | - | - |
| Minimum Operating Weight with Cab* | 14266 lb | - | - |
| Note (1) | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, fixed blade and no bucket. | - | 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 |
| 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 |
Dimensions - Long Stick |
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| Dig Depth | 162 in | - | - |
| Maximum Blade Height | 16 in | - | - |
| O/A Track Width | 78 in | - | - |
| Track Belt/Shoe Width | 16 in | - | - |
| Tail Swing with Counterweight | 58 in | - | - |
| Vertical Wall | 125 in | - | - |
| Boom In Reach | 117 in | - | - |
| Maximum Blade Depth | 24 in | - | - |
| Maximum Dig Height | 241 in | - | - |
| Transport Height | 95 in | - | - |
| Stick Length | 78 in | - | - |
| Ground Clearance | 12 in | - | - |
| Swing Bearing - Height | 27 in | - | - |
| Width over Upper House | 77 in | - | - |
| O/A Undercarriage Length | 102 in | - | - |
| O/A Shipping Length | 234 in | - | - |
| Cab Height | 100 in | - | - |
| Maximum Reach | 263 in | - | - |
| Boom Swing - Left | 29 in | - | - |
| Tail Swing without Counterweight | 53 in | - | - |
| Boom Swing - Right | 36 in | - | - |
| Maximum Dump Clearance | 182 in | - | - |
| Maximum Reach - Ground Level | 257 in | - | - |
Weight Increase from Minimum Configuration |
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| Counterweight | 551 lb | - | - |
| Long Stick | 97 lb | - | - |
| Steel Tracks with Pads | 827 lb | - | - |
| Angle Blade | 225 lb | - | - |
| XTC Carriage (no tool) | 141 lb | - | - |
Travel System |
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| Ground Pressure - Minimum Weight | 5.1 psi | - | - |
| Ground Pressure - Maximum Weight | 5.7 psi | - | - |
| Gradeability - Maximum | 30 degrees | - | - |
| Maximum Traction Force - High Speed | 6969 lbf | - | - |
| Maximum Traction Force - Low Speed | 12589 lbf | - | - |
| Travel Speed - High | 3.1 mile/h | - | - |
| Travel Speed - Low | 1.7 mile/h | - | - |
Service Refill Capacities |
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| Cooling System | 2.6 gal (US) | 8.4 gal (US) | 11 gal (US) |
| Hydraulic System | 27.5 gal (US) | - | - |
| Hydraulic Tank | 14 gal (US) | 40.9 gal (US) | 43 gal (US) |
| Engine Oil | 2.1 gal (US) | - | 9 gal (US) |
| Fuel Tank | 34.3 gal (US) | 124.2 gal (US) | - |
| Diesel Exhaust Fluid (DEF) | - | 7.9 gal (US) | - |
| Hydraulic System - Including Tank | - | 71.3 gal (US) | 145 gal (US) |
| Final Drive | - | 0.7 gal (US) | - |
| Fuel Tank Capacity | - | - | 159 gal (US) |
| Swing Drive | - | - | 5 gal (US) |
| Final Drive - Each | - | - | 2 gal (US) |
| DEF Tank | - | - | 21 gal (US) |
Hydraulic System |
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| Operating Pressure - Travel | 3553 psi | - | - |
| Auxiliary Circuit - Primary - Flow | 24 gal/min | - | - |
| Digging Force - Bucket | 11578 lbf | - | - |
| Auxiliary Circuit - Primary - Pressure | 3553 psi | - | - |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump | - | - |
| Auxiliary Circuit - Secondary - Flow | 9 gal/min | - | - |
| Operating Pressure - Equipment | 3553 psi | - | - |
| Auxiliary Circuit - Secondary - Pressure | 3553 psi | - | - |
| Digging Force - Stick - Standard | 6632 lbf | - | - |
| Operating Pressure - Swing | 3263 psi | - | - |
| Digging Force - Stick - Long | 5957 lbf | - | - |
| Pump Flow at 2,400 rpm | 40 gal/min | - | - |
| Main System - Maximum Flow - Implement | - | 81 gal/min | - |
| Maximum Pressure - Equipment | - | 5366 psi | 5076 psi |
| Maximum Pressure - Swing | - | 5729 gal/min | 4264 psi |
| Maximum Pressure - Travel | - | 5076 gal/min | 5076 psi |
| Main System - Maximum Flow | - | - | 560 l/min (148 gal/min) |
| Maximum Pressure - Equipment - Lift Mode | - | - | 5511 psi |
Swing System |
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| Boom Swing - Right | 65 degrees | - | - |
| Boom Swing - Left | 60 degrees | - | - |
| Machine Swing Speed | 11 r/min | - | - |
Blade |
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| Straight Blade Width | 78 in | - | - |
| Angle Blade Width | 78 in | - | - |
| Straight Blade Height | 15.4 in | - | - |
| Angle Blade Height | 15.7 in | - | - |
Sustainability |
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| Recyclability | 96% | - | - |
Certification - Cab |
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| Top Guard | ISO 10262:1998 (Level II) | - | - |
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 | - | - |
| Tip Over Protective Structure (TOPS) | ISO 12117:1997 | - | - |
Sound |
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| Operator Sound Pressure (ISO 6396:2008) | 72 dB(A) | - | - |
| Average Exterior Sound Pressure (ISO 6395:2008) | 99 dB(A) | - | - |
| Note | European Union Directive “2000/14/EC” | - | - |
Dimensions - Standard Stick |
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| Track Belt/Shoe Width | 16 in | - | - |
| Maximum Reach | 248 in | - | - |
| Stick Length | 62 in | - | - |
| Vertical Wall | 107 in | - | - |
| Swing Bearing - Height | 27 in | - | - |
| Maximum Reach - Ground Level | 241 in | - | - |
| Maximum Blade Height | 16 in | - | - |
| Ground Clearance | 12 in | - | - |
| Boom In Reach | 98 in | - | - |
| Boom Swing - Right | 36 in | - | - |
| Transport Height | 69 in | - | - |
| Tail Swing with Counterweight | 58 in | - | - |
| Cab Height | 100 in | - | - |
| Width over Upper House | 77 in | - | - |
| Maximum Dump Clearance | 170 in | - | - |
| Tail Swing without Counterweight | 53 in | - | - |
| Boom Swing - Left | 29 in | - | - |
| O/A Undercarriage Length | 102 in | - | - |
| Maximum Dig Height | 230 in | - | - |
| Maximum Blade Depth | 24 in | - | - |
| O/A Track Width | 78 in | - | - |
| Dig Depth | 146 in | - | - |
| O/A Shipping Length | 235 in | - | - |
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 = 1287). The system contains 0.9 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes. | - | 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 | - | 46740 lb | - |
| Operating Weight Minimum | - | 41450 lb | - |
Transmission |
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| Maximum Travel Speed | - | 21.7 mile/h | - |
Dimensions |
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| Boom | - | 5260 mm (17'3") | - |
| Bucket | - | 0.98 m³ GD (1.28 yd³) | - |
| Stick | - | 2.5 m (8' 2") | - |
| Shipping Height - Top of Cab | - | 11 ft | 11.1 ft |
| Shipping Length | - | 29.3 ft | 49.9 ft |
| Counterweight Clearance | - | 4.3 ft | 4.6 ft |
| Ground Clearance | - | 1.4 ft | 1.7 ft |
| Support Point | - | 11.8 ft | - |
| Tail Swing Radius | - | 8.5 ft | 11.6 ft |
| Wheel Base | - | 8.9 ft | - |
| Note (1) | - | - | 22 m (72'2") UHD Front |
| Cab Height - With OPG | - | - | 11.8 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 |
Working Ranges and Forces |
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| Boom Type | - | VA Boom | - |
| Bucket | - | 0.98 m³ GD (1.28 yd³) | - |
| Stick | - | 2.5 m (8' 2") | - |
| Reach at Ground Level | - | 30.5 ft | - |
| Vertical Wall Digging Depth | - | 13.9 ft | - |
| Cutting Height | - | 32.6 ft | - |
| Bucket Forces (ISO) | - | 30799 lbf | - |
| Stick Forces (ISO) | - | 20682 lbf | - |
| Note (1) | - | Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1535 mm (5'0"). | 22 m (72' 2") UHD Front (Over-the-Front) |
| 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 |
Swing Mechanism |
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| Swing Speed | - | 9.2 r/min | 8 r/min |
| Maximum Swing Torque | - | 37000 ft·lbf | 105000 ft·lbf |
Swing Mechanism - UHD Fronts |
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| Swing Speed | - | - | 4.09 r/min |
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 |
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