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303.5 CR Mini Hydraulic Excavator
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Learn more about the 303.5 CR Mini Hydraulic Excavator
Product Specs
- Engine
- Weights
- Dimensions - Long Stick
- Blade
- Dimensions - Standard Stick
- Weight Increase from Minimum Configuration
- Service Refill Capacities
- Travel System
- Hydraulic System
- Sound
- Swing System
- Dimensions (Approximate) - Standard Stick
- Certification - Cab and Canopy
- Dimensions (Approximate) - Long Stick
- Sustainability
Engine
| Net Power | 23.6 HP |
| Engine Model | C1.7 |
| Bore | 3.3 in |
| Net Power @ 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 | 23.6 HP |
| Displacement | 104 in³ |
| Note | Net power is tested per ISO 9249 and 80/1269/EEC. |
| Gross Power - 2,400 rpm - SAE J1995 | 24.7 HP |
| Emissions | Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. |
| 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. |
| Stroke | 3.9 in |
Weights
| Operating Weight | 9239 lb |
| Minimum Operating Weight with Canopy* | 7673 lb |
| EU: CE Plate Weight with Cab*** | 8004 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 Cab** | 9239 lb |
| Maximum Operating Weight with Canopy** | 8930 lb |
| EU: CE Plate Weight with Canopy*** | 7784 lb |
| Minimum Operating Weight with Cab* | 7982 lb |
| Note (1) | * Minimum Weight is based on fixed rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight. |
| Note (2) | **Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight. |
Dimensions - Long Stick
| Dig Depth | 122.4 in |
| Track Belt/Shoe Width | 11.8 in |
| Maximum Reach | 216.9 in |
| O/A Track Width | 70.1 in |
| Maximum Blade Depth | 21.1 in |
| Tail Swing without Counterweight | 35 in |
| Stick Length | 61.4 in |
| Swing Bearing - Height | 22.2 in |
| Boom Swing - Left | 640 mm |
| Overall Shipping Length* | 190.9 in |
| Maximum Reach - Ground Level | 211.8 in |
| Maximum Dump Clearance | 141.7 in |
| Tail Swing with Counterweight | 37.8 in |
| O/A Shipping Height | 97.6 in |
| Note | *Overall Shipping Length depends on blade position during shipment. |
| Boom In Reach | 73.2 in |
| Maximum Dig Height | 197.6 in |
| Vertical Wall | 94.1 in |
| Boom Height - Shipping Position | 68.9 in |
| Maximum Blade Height | 15.2 in |
| O/A Undercarriage Length | 87.4 in |
| Boom Swing - Right | 34.3 ° |
| Ground Clearance | 12.2 in |
Blade
| Height | 13.8 in |
| Width | 70.1 in |
Dimensions - Standard Stick
| Boom Swing - Right | 34.3 ° |
| Tail Swing with Counterweight | 37.8 in |
| Stick Length | 49.6 in |
| Maximum Reach - Ground Level | 202 in |
| Boom Swing - Left | 25.2 ° |
| Maximum Reach | 207.5 in |
| Track Belt/Shoe Width | 11.8 in |
| Maximum Dump Clearance | 137.4 in |
| Swing Bearing - Height | 22.2 in |
| Boom Height - Shipping Position | 59.8 in |
| O/A Shipping Height | 97.6 in |
| Overall Shipping Length* | 189 in |
| Boom In Reach | 69.3 in |
| Note | *Overall Shipping Length depends on blade position during shipment. |
| Tail Swing with Extra Counterweight | 39.6 in |
| Maximum Dig Height | 193.7 in |
| Vertical Wall | 88.6 in |
| Dig Depth | 110.6 in |
| O/A Undercarriage Length | 87.4 in |
| Tail Swing without Counterweight | 35 in |
| Maximum Blade Depth | 21.1 in |
| Maximum Blade Height | 15.2 in |
| Ground Clearance | 12.2 in |
Weight Increase from Minimum Configuration
| Cab | 309 lb |
| Counterweight | 221 lb |
| Steel Tracks | 287 lb |
| Long Stick | 44 lb |
| Angle Blade | 353 lb |
| Extra Counterweight | 551 lb |
Service Refill Capacities
| Fuel Tank | 11.9 gal (US) |
| Hydraulic Tank | 5.3 gal (US) |
| Cooling System | 1.8 gal (US) |
| Engine Oil | 1.6 gal (US) |
| Hydraulic System | 11.9 gal (US) |
Travel System
| Ground Pressure - Minimum Weight | 4.3 psi |
| Maximum Traction Force - High Speed | 3799 lbf |
| Maximum Traction Force - Low Speed | 6969 lbf |
| Travel Speed - High | 2.8 mile/h |
| Gradeability - Maximum | 30 degrees |
| Travel Speed - Low | 1.6 mile/h |
| Ground Pressure - Maximum Weight | 5.2 psi |
Hydraulic System
| Pump Flow at 2,400 rpm | 26 gal/min |
| Auxiliary Circuit - Primary - Flow | 18 gal/min |
| Operating Pressure - Swing | 2625 psi |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump |
| Auxiliary Circuit - Secondary - Pressure | 3553 psi |
| Digging Force - Stick - Long | 3799 lbf |
| Auxiliary Circuit - Secondary - Flow | 7 gal/min |
| Digging Force - Bucket | 7419 lbf |
| Operating Pressure - Travel | 3553 psi |
| Operating Pressure - Equipment | 3553 psi |
| Auxiliary Circuit - Primary - Pressure | 3553 psi |
| Digging Force - Stick - Standard | 4249 lbf |
| Note | *Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
Sound
| Note | European Union Directive ‚ "2000/14/EC" |
| Operator Sound Pressure (ISO 6396:2008) | 78 dB(A) |
| Average Exterior Sound Pressure (ISO 6395:2008) | 94 dB(A) |
Swing System
| Machine Swing Speed | 9 r/min |
| Boom Swing - Right | 50 ° |
| Boom Swing - Left | 75 ° |
Dimensions (Approximate) - Standard Stick
| Tail Swing with Extra Counterweight | 39.6 in |
Certification - Cab and Canopy
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 |
| Tip Over Protective Structure (TOPS) | ISO 12117:1997 |
| Top Guard | ISO 10262:1998 (Level I) |
Dimensions (Approximate) - Long Stick
| Tail Swing with Extra Counterweight | 39.6 in |
Sustainability
| Recyclability | 95% |