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305 CR Mini Hydraulic Excavator |
M322 |
340 UHD Ultra High Demolition Hydraulic Excavator |
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Engine |
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Net Power | 45 HP | - | - |
Engine Model | C1.7 Turbo | C 7.1 | Cat C9.3B |
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC | 45 HP | - | - |
Note | Advertised power is tested per the specified standard in effect at the time of manufacture. | - | - |
Gross Power - 2,400 rpm - SAE J1995:2014 | 48.4 HP | - | - |
Stroke | 3.9 in | 5.3 in | 6 in |
Bore | 3.3 in | 4.1 in | 5 in |
Displacement | 101 in³ | 427.8 in² | 568 in³ |
Emissions | The Cat® C1.7 engine 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. |
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 (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 | 12688 lb | - | 122600 lb |
Minimum Operating Weight with Canopy* | 11016 lb | - | - |
Note (1) | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight. | - | 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 Cab* | 11234 lb | - | - |
Maximum Operating Weight with Cab** | 12688 lb | - | - |
Maximum Operating Weight with Canopy** | 12469 lb | - | - |
Note (2) | **Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight 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. |
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 | 144.5 in | - | - |
Stick Length | 63 in | - | - |
Track Width | 78 in | - | - |
Maximum Blade Depth | 23.4 in | - | - |
Maximum Dump Clearance | 151.4 in | - | - |
Boom Swing - Left | 615 mm | - | - |
Boom Swing - Right | 34.1 ° | - | - |
Swing Bearing - Height | 24.4 in | - | - |
Boom Height - Shipping Position | 74.6 in | - | - |
Boom In Reach | 101.6 in | - | - |
Maximum Reach | 235.8 in | - | - |
Track Belt/Shoe Width | 15.7 in | - | - |
Maximum Reach - Ground Level | 229.7 in | - | - |
Maximum Blade Height | 15.2 in | - | - |
O/A Shipping Height | 100.4 in | - | - |
Tail Swing without Counterweight | 43.1 in | - | - |
O/A Undercarriage Length | 101.6 in | - | - |
Tail Swing with Counterweight | 47.2 in | - | - |
Vertical Wall | 100.8 in | - | - |
Note | *Overall Shipping Length depends on blade position during shipment. | - | - |
Overall Shipping Length* | 210.2 in | - | - |
Maximum Dig Height | 210.8 in | - | - |
Ground Clearance | 13.2 in | - | - |
Swing System |
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Boom Swing - Left | 72 Degrees | - | - |
Machine Swing Speed | 9 r/min | - | - |
Boom Swing - Right | 50 Degrees | - | - |
Dimensions - Standard Stick |
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Maximum Dig Height | 205.3 in | - | - |
Maximum Blade Height | 15.2 in | - | - |
Dig Depth | 134.6 in | - | - |
Boom Swing - Right | 34.1 ° | - | - |
Maximum Reach - Ground Level | 220.1 in | - | - |
Tail Swing without Counterweight | 43.1 in | - | - |
Boom Height - Shipping Position | 71.7 in | - | - |
Maximum Blade Depth | 23.4 in | - | - |
Maximum Reach | 226.6 in | - | - |
Boom Swing - Left | 24.2 ° | - | - |
Overall Shipping Length* | 208.9 in | - | - |
O/A Undercarriage Length | 101.6 in | - | - |
Swing Bearing - Height | 24.4 in | - | - |
Stick Length | 53.2 in | - | - |
Track Belt/Shoe Width | 15.7 in | - | - |
Boom In Reach | 101.2 in | - | - |
Vertical Wall | 91.9 in | - | - |
Tail Swing with Counterweight | 47.2 in | - | - |
Maximum Dump Clearance | 145.7 in | - | - |
O/A Shipping Height | 100.4 in | - | - |
Note | *Overall Shipping Length depends on blade position during shipment. | - | - |
Ground Clearance | 13.2 in | - | - |
Service Refill Capacities |
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Hydraulic Tank | 16 gal (US) | 52.8 gal (US) | 43 gal (US) |
Fuel Tank | 17 gal (US) | 124.2 gal (US) | - |
Engine Oil | 1.6 gal (US) | 3.4 gal (US) | 9 gal (US) |
Hydraulic System | 20 gal (US) | - | - |
Cooling System | 2.9 gal (US) | 10.6 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) |
Travel System |
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Ground Pressure - Minimum Weight | 4 psi | - | - |
Maximum Traction Force - Low Speed | 11353 lbf | - | - |
Ground Pressure - Maximum Weight | 4.7 psi | - | - |
Travel Speed - Low | 1.7 mile/h | - | - |
Maximum Traction Force - High Speed | 5553 lbf | - | - |
Travel Speed - High | 3.1 mile/h | - | - |
Gradeability - Maximum | 30 degrees | - | - |
Blade |
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Angle Blade Width | 78 in | - | - |
Straight Blade Height | 15.4 in | - | - |
Straight Blade Width | 78 in | - | - |
Angle Blade Height | 15.7 in | - | - |
Angle Blade - Left | 25 degrees | - | - |
Angle Blade - Right | 25 degrees | - | - |
Sound |
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Average Exterior Sound Pressure (ISO 6395:2008) | 99 dB(A) | - | - |
Note | *The declared dynamic operator sound pressure levels per ISO 6396:2008. The measurements were conducted with the cab doors and windows closed. **The labeled sound power level for the CE marked configurations when measured according to the test procedure a | - | - |
Operator Sound Pressure (ISO 6396:2008) | 72 dB(A) | - | - |
Hydraulic System |
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Auxiliary Circuit - Secondary - Pressure | 3843 psi | - | - |
Pump Flow at 2,400 rpm | 35 gal/min | - | - |
Operating Pressure - Swing | 2901 psi | - | - |
Operating Pressure - Travel | 3843 psi | - | - |
Auxiliary Circuit - Secondary - Flow | 7 gal/min | - | - |
Digging Force - Stick - Standard | 6362 lbf | - | - |
Auxiliary Circuit - Primary - Pressure | 3843 psi | - | - |
Auxiliary Circuit - Primary - Flow | 21 gal/min | - | - |
Digging Force - Bucket | 11061 lbf | - | - |
Operating Pressure - Equipment | 3843 psi | - | - |
Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. | - | - |
Type | Load Sensing Hydraulics with Variable Displacement Piston Pump | - | - |
Digging Force - Stick - Long | 5665 lbf | - | - |
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 |
Certification - Cab and Canopy |
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Top Guard | ISO 10262:1998 Level I | - | - |
Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 | - | - |
Tip Over Protective Structure (TOPS) | ISO 12117:1997 | - | - |
Weight Increase from Minimum Configuration |
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Counterweight | 534 lb | - | - |
Long Stick | 75 lb | - | - |
Steel Tracks with Pads | 827 lb | - | - |
Angle Blade | 225 lb | - | - |
Sustainability |
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Recyclability | 96% | - | - |
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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