The Cat® 301.7 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
Net Power | 21hp |
Engine Model | C1.1 |
Bore | 3in |
Stroke | 3.2in |
Displacement | 69in³ |
Engine Power | 21.6hp |
Emissions | Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. |
Note | 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. |
Note (1) | Advertised power is tested per the specified standard in effect at the time of manufacture. |
Operating Weight | 4222lb |
Minimum Operating Weight with Canopy* | 3946lb |
Maximum Operating Weight with Canopy** | 4222lb |
Note (2) | **Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank. |
Note (1) | *Minimum Weight is based on rubber tracks, operator, expandable undercarriage and full fuel tank. |
EU: CE Plate Weight*** | 4167lb |
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. |
Dig Depth | 100in |
O/A Undercarriage Length | 62.6in |
Maximum Dig Height | 137.4in |
Swing Bearing - Height | 17.4in |
Boom Swing - Left | 65° |
Tail Swing | 25.6in |
O/A Shipping Height | 90.6in |
Maximum Blade Height | 10.6in |
Minimum Ground Clearance Below Undercarriage | 5.5in |
Note | *Overall Shipping Length depends on blade position during shipment. |
Boom Height - Shipping Position | 40.9in |
Maximum Dump Clearance | 98.8in |
Track Belt/Shoe Width | 9.1in |
Track Width - Expanded | 51.18in |
Maximum Reach - Ground Level | 159.8in |
Stick Length | 45.7in |
Vertical Wall | 74.4in |
Track Width - Retracted | 39in |
Boom Swing - Right | 50° |
Maximum Reach | 162.6in |
Boom In Reach | 63.8in |
Overall Shipping Length* | 141.3in |
Maximum Blade Depth | 10.4in |
Height | 8.9in |
Note | *Expanded – 1300 mm (51 in) |
Width* | 39in |
Operating Pressure - Equipment | 3553.4psi |
Operating Pressure - Swing | 2132.1psi |
Digging Force - Stick - Standard | 2135.7lbf |
Pump Flow at 2,400 rpm | 17.4gal/min |
Digging Force - Bucket | 3641.9lbf |
Operating Pressure - Travel | 3553.4psi |
Type | Load Sensing Hydraulics with Variable Displacement Piston Pump |
Auxiliary Circuit - Primary - Pressure | 3553.4psi |
Auxiliary Circuit - Secondary - Pressure | 3553.4psi |
Auxiliary Circuit - Secondary - Flow | 3.7gal/min |
Auxiliary Circuit - Primary - Flow | 8.7gal/min |
Digging Force - Stick - Long | 1865.9lbf |
Overall Shipping Length* | 142.5in |
Boom Swing - Left | 65° |
Maximum Blade Depth | 10.4in |
Track Belt/Shoe Width | 9.1in |
Track Width - Expanded | 51.18in |
O/A Undercarriage Length | 62.6in |
Maximum Reach - Ground Level | 153.5in |
Boom Height - Shipping Position | 42.9in |
Maximum Reach | 156.3in |
Dig Depth | 92.5in |
Maximum Dump Clearance | 96.5in |
Maximum Blade Height | 10.6in |
Tail Swing | 25.6in |
Boom In Reach | 64.2in |
Minimum Ground Clearance Below Undercarriage | 5.5in |
O/A Shipping Height | 90.6in |
Swing Bearing - Height | 17.4in |
Stick Length | 37.8in |
Vertical Wall | 70.9in |
Boom Swing - Right | 50° |
Track Width - Retracted | 39in |
Maximum Dig Height | 135in |
Note | *Overall Shipping Length depends on blade position during shipment. |
Recyclability | 95% |
Maximum Traction Force - High Speed | 2675.2lbf |
Travel Speed - High | 2.7mile/h |
Ground Pressure - Maximum Weight | 4.4psi |
Travel Speed - Low | 1.8mile/h |
Maximum Traction Force - Low Speed | 4136.5lbf |
Gradeability - Maximum | 30 degrees |
Ground Pressure - Minimum Weight | 4psi |
Engine Oil | 1.2gal (US) |
Fuel Tank | 5.8gal (US) |
Hydraulic Tank | 4.8gal (US) |
Cooling System | 1gal (US) |
Hydraulic System | 6.9gal (US) |
Average Exterior Sound Pressure (ISO 6395:2008) | 93dB(A) |
Note | European Union Directive “2000/14/EC” |
Machine Swing Speed | 9.8r/min |
Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 |
Top Guard | ISO 10262:1998 (Level I) |
Tip Over Protective Structure (TOPS) | ISO 12117:1997 |
Steel Tracks | 110lb |
Long Stick | 22lb |
Expandable Undercarriage | Standard |
Heavy Counterweight | 148lb |
Engine |
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Hydraulics |
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Operator Environment |
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Undercarriage |
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Boom, Stick And Linkages |
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Electrical |
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Operator Environment |
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Undercarriage |
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Boom, Stick And Linkages |
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Electrical |
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Guarding |
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Other |
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