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 305 CR Mini Hydraulic Excavator |
 352 UHD Ultra High Demolition Hydraulic Excavator |
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Engine |
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| Net Power | 45 HP | - | - |
| Engine Model | C1.7 Turbo | Cat C13 | - |
| 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 | 6 in | - |
| Bore | 3.3 in | 5 in | - |
| Displacement | 101 in³ | 763 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, and Japan 2014 emission standards. | - |
| Net Power - ISO 9249 | - | 424 HP | - |
| Net Power - ISO 9249 (DIN) | - | 430 hp (metric) | - |
| Engine Power - ISO 14396 (DIN) | - | 431 hp (metric) | - |
| Engine Power - ISO 14396 | - | 425 HP | - |
| Biodiesel Capability | - | Up to B20¹ | - |
| 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 | - |
| 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 | - |
Weights |
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| Operating Weight | 12688 lb | 143300 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, 28 m (91'10") UHD front, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 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. | - | - |
| 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 | 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) | 57.3 gal (US) | - |
| Fuel Tank | 17 gal (US) | - | - |
| Engine Oil | 1.6 gal (US) | 10.6 gal (US) | - |
| Hydraulic System | 20 gal (US) | - | - |
| Cooling System | 2.9 gal (US) | 13.7 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) | - |
| DEF Tank | - | 12.2 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 | - | 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 | - |
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% | - | - |
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 | - |
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 | - |
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 | - |
| Tail Swing Radius | - | 12.3 ft | - |
| Counterweight Clearance | - | 4.7 ft | - |
| Ground Clearance | - | 1.7 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 | - |
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 | - |
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 1.00 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes. | - |
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