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 301.8 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 |
| Note | Net power is tested per ISO 9249:2007 and 80/1269/EEC. | - | - |
| Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC | 21 HP | - | - |
| Gross Power - SAE J1995:2014 | 21.6 HP | - | - |
| Bore | 3 in | 4.1 in | 5 in |
| Displacement | 69 in³ | 427.8 in² | 568 in³ |
| Stroke | 3.2 in | 5.3 in | 6 in |
| Note (2) | 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. | 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 |
| 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. |
| Note (1) | Engine power is tested per ISO 14396:2002. | 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 - 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 |
Weights |
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| Operating Weight | 4473 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, fixed 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. |
| 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. | - | - |
| EU: CE Plate Weight with Cab*** | 4409 lb | - | - |
| EU: CE Plate Weight with Canopy*** | 4145 lb | - | - |
| Maximum Operating Weight with Cab** | 4473 lb | - | - |
| Minimum Operating Weight with Canopy* | 3803 lb | - | - |
| Maximum Operating Weight with Canopy** | 4211 lb | - | - |
| Minimum Operating Weight with Cab* | 4075 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 | 101.2 in | - | - |
| Boom Height - Shipping Position | 40.2 in | - | - |
| Minimum Ground Clearance Below Undercarriage | 5.9 in | - | - |
| Note | *Overall Shipping Length depends on blade position during shipment. | - | - |
| Track Belt/Shoe Width | 9.1 in | - | - |
| Stick Length | 45.7 in | - | - |
| Vertical Wall | 76.4 in | - | - |
| Maximum Reach - Ground Level | 155.9 in | - | - |
| Track Width - Expanded | 51.18 in | - | - |
| O/A Undercarriage Length | 62.6 in | - | - |
| O/A Shipping Height | 90.6 in | - | - |
| Maximum Blade Height | 10.6 in | - | - |
| Overall Shipping Length* | 146.1 in | - | - |
| Tail Swing | 39.2 in | - | - |
| Track Width - Retracted | 39 in | - | - |
| Maximum Blade Depth | 10.4 in | - | - |
| Boom In Reach | 55.9 in | - | - |
| Maximum Dump Clearance | 103.9 in | - | - |
| Boom Swing - Right | 50 ° | - | - |
| Maximum Reach | 158.7 in | - | - |
| Boom Swing - Left | 65 ° | - | - |
| Maximum Dig Height | 142.5 in | - | - |
| Swing Bearing - Height | 17.4 in | - | - |
Blade |
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| Height | 8.9 in | - | - |
| Width* | 39 in | - | - |
| Note | *Expanded – 1300 mm (51 in) | - | - |
Dimensions - Standard Stick |
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| O/A Undercarriage Length | 62.6 in | - | - |
| Maximum Dump Clearance | 100.8 in | - | - |
| O/A Shipping Height | 90.6 in | - | - |
| Dig Depth | 93.3 in | - | - |
| Boom In Reach | 55.9 in | - | - |
| Maximum Reach - Ground Level | 149.6 in | - | - |
| Maximum Blade Depth | 10.4 in | - | - |
| Stick Length | 37.8 in | - | - |
| Vertical Wall | 72.8 in | - | - |
| Boom Height - Shipping Position | 42.1 in | - | - |
| Track Width - Expanded | 51.18 in | - | - |
| Overall Shipping Length* | 146.5 in | - | - |
| Maximum Blade Height | 10.6 in | - | - |
| Boom Swing - Right | 50 ° | - | - |
| Note | *Overall Shipping Length depends on blade position during shipment. | - | - |
| Minimum Ground Clearance Below Undercarriage | 5.9 in | - | - |
| Maximum Reach | 152.4 in | - | - |
| Swing Bearing - Height | 17.4 in | - | - |
| Maximum Dig Height | 139.8 in | - | - |
| Track Belt/Shoe Width | 9.1 in | - | - |
| Tail Swing | 39.2 in | - | - |
| Boom Swing - Left | 65 ° | - | - |
| Track Width - Retracted | 39 in | - | - |
Travel System |
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| Gradeability - Maximum | 30 degrees | - | - |
| Travel Speed - Low | 1.8 mile/h | - | - |
| Maximum Traction Force - High Speed | 2675.2 lbf | - | - |
| Travel Speed - High | 2.7 mile/h | - | - |
| Ground Pressure - Maximum Weight | 4.3 psi | - | - |
| Maximum Traction Force - Low Speed | 4136.5 lbf | - | - |
| Ground Pressure - Minimum Weight | 3.9 psi | - | - |
Certification - Cab and Canopy |
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| Top Guard | ISO 10262:1998 (Level I) | - | - |
| Tip Over Protective Structure (TOPS) | ISO 12117:1997 | - | - |
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 | - | - |
Weight Increase from Minimum Configuration |
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| Long Stick | 18 lb | - | - |
| Expandable Undercarriage | 271 lb | - | - |
| Steel Tracks | 110 lb | - | - |
Sound |
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| Note | European Union Directive “2000/14/EC” | - | - |
| Operator Sound Pressure (ISO 6396:2008) | 73 dB(A) | - | - |
| Average Exterior Sound Pressure (ISO 6395:2008) | 93 dB(A) | - | - |
Sustainability |
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| Recyclability | 95% | - | - |
Service Refill Capacities |
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| Fuel Tank | 6.9 gal (US) | 124.2 gal (US) | - |
| Cooling System | 1 gal (US) | 10.6 gal (US) | 11 gal (US) |
| Hydraulic Tank | 4.8 gal (US) | 52.8 gal (US) | 43 gal (US) |
| Engine Oil | 1.2 gal (US) | 3.4 gal (US) | 9 gal (US) |
| Hydraulic System | 6.9 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) |
Hydraulic System |
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| Operating Pressure - Equipment | 3553.4 psi | - | - |
| Auxiliary Circuit - Secondary - Flow | 3.7 gal/min | - | - |
| Digging Force - Bucket | 4406.3 lbf | - | - |
| Operating Pressure - Travel | 3553.4 psi | - | - |
| Digging Force - Stick - Long | 2203.1 lbf | - | - |
| Auxiliary Circuit - Secondary - Pressure | 3553.4 psi | - | - |
| Operating Pressure - Swing | 2132.1 psi | - | - |
| Auxiliary Circuit - Primary - Flow | 8.7 gal/min | - | - |
| Pump Flow at 2,400 rpm | 17.4 gal/min | - | - |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump | - | - |
| Digging Force - Stick - Standard | 2540.3 lbf | - | - |
| Auxiliary Circuit - Primary - Pressure | 3553.4 psi | - | - |
| 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 |
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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