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 307.5 Mini Hydraulic Excavator |
 352 UHD Ultra High Demolition Hydraulic Excavator |
 M322 |
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Engine |
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|---|---|---|---|
| Net Power | 54.8 HP | - | - |
| Engine Model | Cat C2.4 Turbo | Cat C13 | C 7.1 |
| Displacement | 148 in³ | 763 in³ | 427.8 in² |
| Gross Power - SAE J1995 | 57.9 HP | - | - |
| Bore | 3.4 in | 5 in | 4.1 in |
| Stroke | 4 in | 6 in | 5.3 in |
| Rated Net Power - 2,400 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 | 54.8 HP | - | - |
| Net Power - ISO 9249 | - | 424 HP | 171 HP |
| Net Power - ISO 9249 (DIN) | - | 430 hp (metric) | 174 hp (metric) |
| Engine Power - ISO 14396 (DIN) | - | 431 hp (metric) | 176 hp (metric) |
| Engine Power - ISO 14396 | - | 425 HP | 174 HP |
| 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 1,800 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 2,200 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 |
Weights |
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| Operating Weight | 17905 lb | 143300 lb | - |
| Note (2) | **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket. | - | - |
| Maximum Operating Weight with Cab** | 17905 lb | - | - |
| Minimum Operating Weight with Cab* | 16549 lb | - | - |
| Note (1) | *Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket. | Hydraulic Variable Gauge undercarriage, 28 m (91'10") UHD front, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 lb) counterweight. No work tool. | - |
| Machine Weight - Retrofit Configuration | - | 139300 lb | - |
| Note (3) | - | Hydraulic Variable Gauge undercarriage, Retrofit boom, R3.35TB (11'0") stick, HD 2.41 m³ ( 3.15 yd³) bucket, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 lb) counterweight. | - |
| UHD in Cradle | - | 26000 lb | - |
| Retrofit Boom in Cradle - R3.9 TB Stick | - | 16310 lb | - |
| Retrofit Boom in Cradle - R3.35 TB Stick | - | 15950 lb | - |
| Retrofit Boom in Cradle - R2.9 TB Stick | - | 15760 lb | - |
Dimensions - Long Stick |
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| Dig Depth | 182.8 in | - | - |
| Cab Height | 100 in | - | - |
| Maximum Blade Height | 14.6 in | - | - |
| Track Belt/Shoe Width | 17.7 in | - | - |
| Maximum Dump Clearance | 225.1 in | - | - |
| O/A Undercarriage Length | 108.7 in | - | - |
| O/A Track Width | 86.6 in | - | - |
| Vertical Wall | 161.9 in | - | - |
| Width over Upper House | 88.6 in | - | - |
| Boom In Reach | 88.6 in | - | - |
| Stick Length | 86.9 in | - | - |
| Tail Swing with Counterweight | 76 in | - | - |
| Maximum Reach | 267.9 in | - | - |
| Ground Clearance | 14.6 in | - | - |
| Swing Bearing - Height | 29.7 in | - | - |
| Tail Swing without Counterweight | 70.9 in | - | - |
| Maximum Dig Height | 305.7 in | - | - |
| Maximum Blade Depth | 16 in | - | - |
| Maximum Reach - Ground Level | 262.6 in | - | - |
| Height - Boom Transport - No Tools | 100.4 in | - | - |
| Overall Shipping Length - without Counterweight | 240.9 in | - | - |
| Overall Shipping Length - with Counterweight | 246.1 in | - | - |
| Note (1) | Boom Height when stick is pinned in transport position with no attachments. | - | - |
| Height - Boom Working - With Tools | 124 in | - | - |
| Note (2) | Boom Height when stick is pinned in working position with attachments. | - | - |
Blade |
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| Height | 17 in | - | - |
| Width | 90 in | - | - |
Weight Increase from Minimum Configuration |
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| Long Stick | 181 lb | - | - |
| Counterweight | 552 lb | - | - |
| Steel Tracks with Pads | 628 lb | - | - |
Travel System |
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| Maximum Traction Force - Low Speed | 14035 lb | - | - |
| Maximum Traction Force - High Speed | 5856 lb | - | - |
| Travel Speed - High | 3.1 mile/h | - | - |
| Ground Pressure - Maximum Weight | 5.5 psi | - | - |
| Travel Speed - Low | 1.9 mile/h | - | - |
| Gradeability - Maximum | 30 degrees | - | - |
| Ground Pressure - Minimum Weight | 5.1 psi | - | - |
Service Refill Capacities |
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| Cooling System | 2.6 gal (US) | 13.7 gal (US) | 10.6 gal (US) |
| Hydraulic System | 29 gal (US) | - | - |
| Hydraulic Tank | 14 gal (US) | 57.3 gal (US) | 52.8 gal (US) |
| Fuel Tank | 38 gal (US) | - | 124.2 gal (US) |
| Engine Oil | 2.5 gal (US) | 10.6 gal (US) | 3.4 gal (US) |
| Fuel Tank Capacity | - | 188.9 gal (US) | - |
| Swing Drive - Each | - | 2.8 gal (US) | - |
| Final Drive - Each | - | 2.5 gal (US) | - |
| Hydraulic System - Including Tank | - | 145.3 gal (US) | 71.3 gal (US) |
| DEF Tank | - | 12.2 gal (US) | - |
| Diesel Exhaust Fluid (DEF) | - | - | 7.9 gal (US) |
Hydraulic System |
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| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump | - | - |
| Operating Pressure - Swing | 3626 psi | - | - |
| Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. | - | - |
| Pump Flow at 2,400 rpm | 44 gal/min | - | - |
| Digging Force - Stick - Standard | 8504 lb | - | - |
| Operating Pressure - Travel | 4134 psi | - | - |
| Operating Pressure - Equipment | 4134 psi | - | - |
| Digging Force - Stick - Long | 7579 lb | - | - |
| Digging Force - Bucket | 12272 lb | - | - |
| Maximum Auxiliary Circuit - Secondary - Flow at Pump | 9 gal/min | - | - |
| Maximum Auxiliary Circuit - Secondary - Pressure at Pump | 4134 psi | - | - |
| Maximum Auxiliary Circuit - Primary - Flow at Pump | 35 gal/min | - | - |
| Maximum Auxiliary Circuit - Primary - Pressure at Pump | 4134 psi | - | - |
| Main System - Maximum Flow | - | 779 l/min (206 gal/min) | - |
| Maximum Pressure - Equipment | - | 5076 psi | - |
| Maximum Pressure - Equipment - Lift Mode | - | 5511 psi | - |
| Maximum Pressure - Travel | - | 5076 psi | - |
| Maximum Pressure - Swing | - | 3771 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 |
Swing System |
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| Machine Swing Speed | 10 r/min | - | - |
Certification - Cab |
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| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 | - | - |
| Top Guard | ISO 10262:1998 (Level I) | - | - |
| 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) | 98 dB(A) | - | - |
| Note | European Union Directive “2000/14/EC” | - | - |
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 .90 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 1.00 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes. | - |
| 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. |
Dimensions - Standard Stick |
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| Tail Swing with Counterweight | 76 in | - | - |
| Vertical Wall | 141.6 in | - | - |
| Tail Swing without Counterweight | 70.9 in | - | - |
| Stick Length | 65.6 in | - | - |
| Boom In Reach | 66.2 in | - | - |
| Track Belt/Shoe Width | 17.7 in | - | - |
| Ground Clearance | 14.6 in | - | - |
| O/A Track Width | 86.6 in | - | - |
| Maximum Reach - Ground Level | 242.1 in | - | - |
| O/A Undercarriage Length | 108.7 in | - | - |
| Width over Upper House | 88.6 in | - | - |
| Maximum Reach | 247.9 in | - | - |
| Swing Bearing - Height | 29.7 in | - | - |
| Maximum Blade Height | 14.6 in | - | - |
| Maximum Blade Depth | 16 in | - | - |
| Dig Depth | 161.4 in | - | - |
| Maximum Dump Clearance | 208.6 in | - | - |
| Cab Height | 100 in | - | - |
| Maximum Dig Height | 289.3 in | - | - |
| Height - Boom Working - With Tools | 107.5 in | - | - |
| Overall Shipping Length - with Counterweight | 245.3 in | - | - |
| Note (2) | Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position. | - | - |
| Overall Shipping Length - without Counterweight | 240.2 in | - | - |
| Height - Boom Transport - No Tools | 101.2 in | - | - |
| Note (1) | Boom Height when stick is pinned in transport position with no attachments. | - | - |
Sustainability |
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| Recyclability | 96% | - | - |
Working Ranges and Forces |
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| Maximum Pin Height at Stick Nose | - | 90.8 ft | - |
| Maximum Weight at Stick Nose | - | 8157 lb | - |
| Maximum Working Pin Height at Stick Nose - 1/2 | - | 75.2 ft | - |
| Maximum Working Reach at Stick Nose - 1/2 | - | 45.4 ft | - |
| Maximum Height at Stick Nose in Max Reach Position | - | 52.9 ft | - |
| Maximum Reach at Stick Nose | - | 51.7 ft | - |
| Note (1) | - | 28 m (91' 10") UHD Front Over-the-Front | - |
| 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 |
Swing Mechanism - UHD Fronts |
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| Swing Speed | - | 4.22 r/min | - |
Swing Mechanism |
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| Swing Speed | - | 8.44 r/min | - |
| Maximum Swing Torque | - | 139000 ft·lbf | - |
| Swing Torque | - | - | 44250 lb/ft |
Dimensions |
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| Note (1) | - | 28 m (91'10") UHD Front | - |
| Shipping Height - Top of Cab | - | 11.1 ft | - |
| Cab Height - With OPG | - | 11.8 ft | - |
| Shipping Length | - | 61.8 ft | 31.1 ft |
| Tail Swing Radius | - | 12.3 ft | 9.2 ft |
| Counterweight Clearance | - | 4.7 ft | 4.3 ft |
| Ground Clearance | - | 1.7 ft | 1.25 ft |
| Track Length | - | 18.9 ft | - |
| Track Length to Center of Rollers | - | 15.6 ft | - |
| Working Gauge - Extended Position | - | 11.2 ft | - |
| Shipping Gauge - Retracted Position | - | 7.9 ft | - |
| Transport Width | - | 10.7 ft | - |
| Machine Length - without Front, with Counterweight | - | 25.5 ft | - |
| Machine Length - without Front and Counterweight | - | 24.9 ft | - |
| Track Width - Extended | - | 13.1 ft | - |
| Track Width - Retracted | - | 9.8 ft | - |
| Note (2) | - | 600 mm (24") Track Shoes | - |
| Boom | - | - | VA 5.4m (17'10") |
| Stick | - | - | 2.9m (9'2") |
| Shipping Height with Falling Object Guard | - | - | 11 ft |
| Support Point | - | - | 11.3 ft |
| Wheel Base | - | - | 9 ft |
Working Ranges and Forces - Retrofit Boom - Straight |
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| Note 1 | - | Straight - R3.35 m (11'0") Stick (Over-the-Front) | - |
| Bucket | - | GD 3.08 m³ (4.03 yd³) | - |
| Maximum Pin Height at Stick Nose | - | 39.8 ft | - |
| Maximum Weight at Stick Nose | - | 13190 lb | - |
| Maximum Height at Stick Nose in Max Reach Position | - | 7.7 ft | - |
| Maximum Reach at Stick Nose | - | 36.5 ft | - |
| Maximum Digging Depth | - | 17 ft | - |
| Maximum Reach - Ground Level | - | 41.9 ft | - |
| Maximum Loading Height | - | 33.6 ft | - |
| Minimum Loading Height | - | 15 ft | - |
| Bucket Digging Force - ISO | - | 60250 lbf | - |
| Stick Digging Force - ISO | - | 44740 lbf | - |
Working Ranges and Forces - Retrofit Boom - Bent |
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| Note 1 | - | Bent - R3.35 m (11'0") Stick | - |
| Bucket | - | GD 3.08 m³ (4.03 yd³) | - |
| Maximum Digging Depth | - | 21.9 ft | - |
| Maximum Reach - Ground Level | - | 39 ft | - |
| Maximum Cutting Height | - | 35.1 ft | - |
| Maximum Loading Height | - | 24.6 ft | - |
| Minimum Loading Height | - | 10 ft | - |
| Bucket Digging Force - ISO | - | 60250 lbf | - |
| Stick Digging Force - ISO | - | 44740 lbf | - |
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% |
working Ranges and Forces |
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| Cutting Height | - | - | 35.8 ft |
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