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 301.7 CR Mini Hydraulic Excavator |
 M322 |
 340 UHD Ultra High Demolition Hydraulic Excavator |
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Engine |
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| Net Power | 21 HP | - | - |
| Engine Model | C1.1 | C 7.1 | Cat C9.3B |
| Displacement | 69 in³ | 427.8 in² | 568 in³ |
| Note | Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load. | - | - |
| Note (1) | Advertised power is tested per the specified standard in effect at the time of manufacture. | 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 |
| Engine Power | 21.6 HP | - | - |
| Emissions | Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. | 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. |
| Bore | 3 in | 4.1 in | 5 in |
| Stroke | 3.2 in | 5.3 in | 6 in |
| 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 |
| 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 | 4222 lb | - | 122600 lb |
| Note (2) | **Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank. | - | 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. |
| Note (1) | *Minimum Weight is based on rubber tracks, operator, expandable undercarriage and full fuel tank. | - | 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. |
| Minimum Operating Weight with Canopy* | 3946 lb | - | - |
| Note (3) | ***CE Plate Weight is based on the most common EU configuration. Includes 75 kg (165 lb) operator and full fuel tank and excludes bucket. | - | - |
| Maximum Operating Weight with Canopy** | 4222 lb | - | - |
| EU: CE Plate Weight*** | 4167 lb | - | - |
| 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 | 100 in | - | - |
| Tail Swing | 25.6 in | - | - |
| O/A Shipping Height | 90.6 in | - | - |
| Maximum Blade Height | 10.6 in | - | - |
| Minimum Ground Clearance Below Undercarriage | 5.5 in | - | - |
| Boom Height - Shipping Position | 40.9 in | - | - |
| Maximum Dump Clearance | 98.8 in | - | - |
| Track Belt/Shoe Width | 9.1 in | - | - |
| Track Width - Expanded | 51.18 in | - | - |
| Maximum Reach - Ground Level | 159.8 in | - | - |
| Stick Length | 45.7 in | - | - |
| Vertical Wall | 74.4 in | - | - |
| Track Width - Retracted | 39 in | - | - |
| Boom Swing - Right | 50 ° | - | - |
| Maximum Reach | 162.6 in | - | - |
| Boom In Reach | 63.8 in | - | - |
| Overall Shipping Length* | 141.3 in | - | - |
| Maximum Blade Depth | 10.4 in | - | - |
| O/A Undercarriage Length | 62.6 in | - | - |
| Maximum Dig Height | 137.4 in | - | - |
| Swing Bearing - Height | 17.4 in | - | - |
| Boom Swing - Left | 65 ° | - | - |
| Note | *Overall Shipping Length depends on blade position during shipment. | - | - |
Blade |
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| Height | 8.9 in | - | - |
| Width* | 39 in | - | - |
| Note | *Expanded – 1300 mm (51 in) | - | - |
Travel System |
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| Gradeability - Maximum | 30 degrees | - | - |
| Ground Pressure - Minimum Weight | 4 psi | - | - |
| Maximum Traction Force - High Speed | 2675.2 lbf | - | - |
| Travel Speed - High | 2.7 mile/h | - | - |
| Ground Pressure - Maximum Weight | 4.4 psi | - | - |
| Travel Speed - Low | 1.8 mile/h | - | - |
| Maximum Traction Force - Low Speed | 4136.5 lbf | - | - |
Service Refill Capacities |
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| Hydraulic System | 6.9 gal (US) | - | - |
| Fuel Tank | 5.8 gal (US) | 124.2 gal (US) | - |
| Engine Oil | 1.2 gal (US) | 3.4 gal (US) | 9 gal (US) |
| Hydraulic Tank | 4.8 gal (US) | - | 43 gal (US) |
| Cooling System | 1 gal (US) | - | 11 gal (US) |
| Diesel Exhaust Fluid (DEF) | - | 7.9 gal (US) | - |
| Hydraulic System - Including Tank | - | 71.3 gal (US) | 145 gal (US) |
| Fuel Tank Capacity | - | - | 159 gal (US) |
| Swing Drive | - | - | 5 gal (US) |
| Final Drive - Each | - | - | 2 gal (US) |
| DEF Tank | - | - | 21 gal (US) |
Sound |
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| Note | European Union Directive “2000/14/EC” | - | - |
| Average Exterior Sound Pressure (ISO 6395:2008) | 93 dB(A) | - | - |
Dimensions - Standard Stick |
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| Note | *Overall Shipping Length depends on blade position during shipment. | - | - |
| Track Belt/Shoe Width | 9.1 in | - | - |
| Track Width - Expanded | 51.18 in | - | - |
| O/A Undercarriage Length | 62.6 in | - | - |
| Maximum Reach - Ground Level | 153.5 in | - | - |
| Boom Height - Shipping Position | 42.9 in | - | - |
| Maximum Reach | 156.3 in | - | - |
| Dig Depth | 92.5 in | - | - |
| Maximum Dump Clearance | 96.5 in | - | - |
| Maximum Blade Height | 10.6 in | - | - |
| Tail Swing | 25.6 in | - | - |
| Boom In Reach | 64.2 in | - | - |
| Minimum Ground Clearance Below Undercarriage | 5.5 in | - | - |
| O/A Shipping Height | 90.6 in | - | - |
| Swing Bearing - Height | 17.4 in | - | - |
| Stick Length | 37.8 in | - | - |
| Vertical Wall | 70.9 in | - | - |
| Boom Swing - Right | 50 ° | - | - |
| Track Width - Retracted | 39 in | - | - |
| Maximum Dig Height | 135 in | - | - |
| Overall Shipping Length* | 142.5 in | - | - |
| Boom Swing - Left | 65 ° | - | - |
| Maximum Blade Depth | 10.4 in | - | - |
Certification - Canopy |
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| Tip Over Protective Structure (TOPS) | ISO 12117:1997 | - | - |
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 | - | - |
| Top Guard | ISO 10262:1998 (Level I) | - | - |
Weight Increase from Minimum Configuration |
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| Expandable Undercarriage | Standard | - | - |
| Steel Tracks | 110 lb | - | - |
| Long Stick | 22 lb | - | - |
| Heavy Counterweight | 148 lb | - | - |
Hydraulic System |
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| Auxiliary Circuit - Primary - Pressure | 3553.4 psi | - | - |
| Auxiliary Circuit - Secondary - Pressure | 3553.4 psi | - | - |
| Auxiliary Circuit - Secondary - Flow | 3.7 gal/min | - | - |
| Auxiliary Circuit - Primary - Flow | 8.7 gal/min | - | - |
| Digging Force - Stick - Long | 1865.9 lbf | - | - |
| Operating Pressure - Equipment | 3553.4 psi | - | - |
| Operating Pressure - Swing | 2132.1 psi | - | - |
| Digging Force - Stick - Standard | 2135.7 lbf | - | - |
| Pump Flow at 2,400 rpm | 17.4 gal/min | - | - |
| Digging Force - Bucket | 3641.9 lbf | - | - |
| Operating Pressure - Travel | 3553.4 psi | - | - |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump | - | - |
| Main System - Maximum Flow - Implement | - | 95 gal/min | - |
| Maximum Pressure - Implement Circuit - Heavy Lift | - | 5366 psi | - |
| Maximum Pressure - Implement Circuit - Travel Circuit | - | 5076 psi | - |
| Maximum Pressure - Implement Circuit - Normal | - | 5076 psi | - |
| Main System - Maximum Flow | - | - | 560 l/min (148 gal/min) |
| Maximum Pressure - Equipment | - | - | 5076 psi |
| Maximum Pressure - Equipment - Lift Mode | - | - | 5511 psi |
| Maximum Pressure - Travel | - | - | 5076 psi |
| Maximum Pressure - Swing | - | - | 4264 psi |
Sustainability |
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| Recyclability | 95% | - | - |
Swing System |
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| Machine Swing Speed | 9.8 r/min | - | - |
Machine Weight |
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| Operating Weight Maximum | - | 52911 lb | - |
| Operating Weight Minimum | - | 44750 lb | - |
Transmission |
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| Forward/Reverse - 2nd Gear | - | 18.6 mile/h | - |
| Forward/Reverse - 1st Gear | - | 5.6 mile/h | - |
| Creeper Speed - 1st Gear | - | 3.4 mile/h | - |
| Creeper Speed - 2nd Gear | - | 9.3 mile/h | - |
| Drawbar Pull | - | 28551 lbf | - |
| Maximum Gradeability | - | 70% | - |
Swing Mechanism |
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| Swing Torque | - | 44250 lb/ft | - |
| Swing Speed | - | - | 8 r/min |
| Maximum Swing Torque | - | - | 105000 ft·lbf |
Dimensions |
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| Boom | - | VA 5.4m (17'10") | - |
| Stick | - | 2.9m (9'2") | - |
| Shipping Height with Falling Object Guard | - | 11 ft | - |
| Support Point | - | 11.3 ft | - |
| Shipping Length | - | 31.1 ft | 49.9 ft |
| Tail Swing Radius | - | 9.2 ft | 11.6 ft |
| Counterweight Clearance | - | 4.3 ft | 4.6 ft |
| Ground Clearance | - | 1.25 ft | 1.7 ft |
| Wheel Base | - | 9 ft | - |
| Note (1) | - | - | 22 m (72'2") UHD Front |
| Shipping Height - Top of Cab | - | - | 11.1 ft |
| 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 5.4m (17'10") | - |
| Stick | - | 2.9m (9'2") | - |
| Bucket | - | GD 1.2 m³ (1.7 yd³) | - |
| Maximum Loading Height | - | 24.7 ft | - |
| Maximum Digging Depth | - | 21.8 ft | - |
| Reach at Ground Level | - | 33.4 ft | - |
| Vertical Wall Digging Depth | - | 17.3 ft | - |
| Bucket Forces (ISO) | - | 33946 lbf | - |
| Stick Forces (ISO) | - | 23605 lbf | - |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | - | 21.6 ft | - |
| 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) |
working Ranges and Forces |
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| Cutting Height | - | 35.8 ft | - |
Air Conditioning System |
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| Note | - | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.43 metric tonnes. | - |
| 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). |
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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