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 303 CR Mini Hydraulic Excavator |
 340 UHD Ultra High Demolition Hydraulic Excavator |
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Engine |
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| Net Power | 23.6 HP | - | - |
| Engine Model | C1.1 Turbo | Cat C9.3B | - |
| Gross Power - 2,400 rpm - SAE J1995:2014 | 24.7 HP | - | - |
| Bore | 3 in | 5 in | - |
| Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC | 23.6 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, and Japan 2014 emission standards. | - |
| Note | Advertised power is tested per the specified standard in effect at the time of manufacture. | - | - |
| Stroke | 3.2 in | 6 in | - |
| Displacement | 69 in³ | 568 in³ | - |
| Net Power - ISO 9249 | - | 346 HP | - |
| Engine Power - ISO 14396 (DIN) | - | 351 hp (metric) | - |
| Engine Power - ISO 14396 | - | 347 HP | - |
| Net Power - ISO 9249 (DIN) | - | 352 hp (metric) | - |
| 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 1,900 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 | - |
Weights |
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| Operating Weight | 7817 lb | 122600 lb | - |
| EU: CE Plate Weight with Canopy*** | 6791 lb | - | - |
| Minimum Operating Weight with Cab* | 6924 lb | - | - |
| EU: CE Plate Weight with Cab*** | 7012 lb | - | - |
| Maximum Operating Weight with Cab** | 7817 lb | - | - |
| Note (1) | *Minimum Weight is based on fixed rubber tracks, operator, full fuel tank, standard stick, blade, 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 Canopy* | 6670 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** | 7552 lb | - | - |
| Note (2) | **Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight. | 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 | 116.1 in | - | - |
| Tail Swing with Counterweight | 35 in | - | - |
| Ground Clearance | 12.2 in | - | - |
| Boom Height - Shipping Position | 75.6 in | - | - |
| Track Belt/Shoe Width | 11.8 in | - | - |
| Maximum Reach | 206.3 in | - | - |
| Boom In Reach | 74.2 in | - | - |
| Boom Swing - Right | 34.3 in | - | - |
| Tail Swing | 33.3 in | - | - |
| Maximum Dump Clearance | 130.3 in | - | - |
| O/A Undercarriage Length | 81.5 in | - | - |
| O/A Shipping Height | 97.6 in | - | - |
| Track Width - Expanded | 61 in | - | - |
| Maximum Blade Depth | 21.1 in | - | - |
| Maximum Reach - Ground Level | 201.2 in | - | - |
| Stick Length | 61.4 in | - | - |
| Overall Shipping Length* | 179.5 in | - | - |
| Maximum Dig Height | 183.1 in | - | - |
| Swing Bearing - Height | 22.4 in | - | - |
| Note | *Overall Shipping Length depends on blade position during shipment. | - | - |
| Tail Swing without Counterweight | 30.5 in | - | - |
| Maximum Blade Height | 15.2 in | - | - |
| Boom Swing - Left | 25.2 in | - | - |
| Vertical Wall | 81.5 in | - | - |
Blade |
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| Height | 13.8 in | - | - |
| Width | 61 in | - | - |
Weight Increase from Minimum Configuration |
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| Counterweight | 221 lb | - | - |
| Cab | 254 lb | - | - |
| Extra Counterweight | 551 lb | - | - |
| Steel Tracks | 276 lb | - | - |
| Long Stick | 55 lb | - | - |
Dimensions - Standard Stick |
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| Tail Swing with Extra Counterweight | 35 in | - | - |
| Ground Clearance | 12.2 in | - | - |
| Maximum Blade Depth | 21.1 in | - | - |
| Tail Swing without Counterweight | 30.5 in | - | - |
| Maximum Dig Height | 177.6 in | - | - |
| O/A Undercarriage Length | 81.5 in | - | - |
| Boom Height - Shipping Position | 63 in | - | - |
| Vertical Wall | 71.7 in | - | - |
| Overall Shipping Length* | 177.6 in | - | - |
| Boom Swing - Left | 25.2 in | - | - |
| O/A Shipping Height | 97.6 in | - | - |
| Track Shoe Width | 61 in | - | - |
| Boom Swing - Right | 34.3 in | - | - |
| Swing Bearing - Height | 22.4 in | - | - |
| Tail Swing | 33.3 in | - | - |
| Maximum Blade Height | 15.2 in | - | - |
| Dig Depth | 104.3 in | - | - |
| Maximum Dump Clearance | 124.8 in | - | - |
| Maximum Reach - Ground Level | 190.2 in | - | - |
| Maximum Reach | 196.1 in | - | - |
| Track Belt/Shoe Width | 11.8 in | - | - |
| Boom In Reach | 68.9 in | - | - |
| Stick Length | 49.6 in | - | - |
| Note | *Overall Shipping Length depends on blade position during shipment. | - | - |
Sound |
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| Operator Sound Pressure (ISO 6396:2008) | 78 dB(A) | - | - |
| Average Exterior Sound Pressure (ISO 6395:2008) | 94 dB(A) | - | - |
| Note | European Union Directive “2000/14/EC” | - | - |
Swing System |
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| Boom Swing - Left | 75 ° | - | - |
| Boom Swing - Right | 50 ° | - | - |
| Machine Swing Speed | 9 r/min | - | - |
Hydraulic System |
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| Auxiliary Circuit - Primary - Flow | 17 gal/min | - | - |
| Auxiliary Circuit - Secondary - Pressure | 3553 psi | - | - |
| Operating Pressure - Swing | 2553 psi | - | - |
| Pump Flow at 2,400 rpm | 26 gal/min | - | - |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump | - | - |
| Digging Force - Stick - Standard | 3732 lbf | - | - |
| Operating Pressure - Travel | 3553 psi | - | - |
| Digging Force - Bucket | 6385 lbf | - | - |
| Operating Pressure - Equipment | 3553 psi | - | - |
| Auxiliary Circuit - Primary - Pressure | 3553 psi | - | - |
| Auxiliary Circuit - Secondary - Flow | 7 gal/min | - | - |
| Digging Force - Stick - Long | 3327 lbf | - | - |
| Note | * Flow and pressure are not combinable. Under load, as flow rises pressure goes down. | - | - |
| 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 | - |
Travel System |
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| Gradeability - Maximum | 30 degrees | - | - |
| Ground Pressure - Maximum Weight | 4.7 psi | - | - |
| Ground Pressure - Minimum Weight | 4 psi | - | - |
| Travel Speed - High | 2.8 mile/h | - | - |
| Maximum Traction Force - Low Speed | 7059 lbf | - | - |
| Travel Speed - Low | 1.6 mile/h | - | - |
| Maximum Traction Force - High Speed | 3305 lbf | - | - |
Service Refill Capacities |
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| Cooling System | 1.1 gal (US) | 11 gal (US) | - |
| Hydraulic Tank | 4.8 gal (US) | 43 gal (US) | - |
| Engine Oil | 1.1 gal (US) | 9 gal (US) | - |
| Hydraulic System | 9.2 gal (US) | - | - |
| Fuel Tank | 11.9 gal (US) | - | - |
| Fuel Tank Capacity | - | 159 gal (US) | - |
| Swing Drive | - | 5 gal (US) | - |
| Final Drive - Each | - | 2 gal (US) | - |
| Hydraulic System - Including Tank | - | 145 gal (US) | - |
| DEF Tank | - | 21 gal (US) | - |
Certification - Cab and Canopy |
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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 | - | - |
Sustainability |
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| Recyclability | 95% | - | - |
Working Ranges and Forces |
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| 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) | - |
Swing Mechanism - UHD Fronts |
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| Swing Speed | - | 4.09 r/min | - |
Swing Mechanism |
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| Swing Speed | - | 8 r/min | - |
| Maximum Swing Torque | - | 105000 ft·lbf | - |
Dimensions |
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| Note (1) | - | 22 m (72'2") UHD Front | - |
| Shipping Height - Top of Cab | - | 11.1 ft | - |
| Cab Height - With OPG | - | 11.8 ft | - |
| Shipping Length | - | 49.9 ft | - |
| Tail Swing Radius | - | 11.6 ft | - |
| Counterweight Clearance | - | 4.6 ft | - |
| Ground Clearance | - | 1.7 ft | - |
| Track Length | - | 18.9 ft | - |
| Track Length to Center of Rollers | - | 15.6 ft | - |
| Working Gauge - Extended Position | - | 11.1 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 - 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 | - |
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 1.0 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). | - |
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