Caterpillar 302.7D CR Mini Hydraulic Excavator
THE RUNDOWN
Compact Dimensions: Reduced damage – Operator confidence – Increased productivity
Performance and Durability: Powerful hydraulics – Robust construction – Work tool ready
User Friendly Operation: Comfortable productivity
Serviceability/Maintenance: Easy access for both maintenance and daily inspection
Customer Support: Low operating costs with excellent services and options
Engine
| Net Power | 20.7hp |
| Engine Model | Yanmar 3TNV76 |
| Gross Power | 24.3hp |
| Emissions | Meets U.S. EPA Tier 4 Final/EU Stage V emission standards. |
| Rated Net Power - ISO 9249 | 20.7hp |
| Displacement | 68.0in³ |
| Note | Engine meets U.S. EPA Tier 4 Final/EU Stage V emission standards. |
Weights
| Operating Weight | 6239lb |
| Operating Weight - With Cab | 6239lb |
| Operating Weight - With Canopy | 6034lb |
Dimensions
| Maximum Digging Depth | 2544/2744 mm (8 ft 4 in/9 ft 0 in) |
| Tail Swing Radius | 30.0in |
| Boom Swing Angle - Left | 75.0° |
| Height | 7.9ft |
| Maximum Dig Height | 4170/4300 mm (13 ft 8 in/14 ft 1 in) |
| Transport Length - Arm Lowered | 14.0ft |
| Maximum Dozer Dig Depth | 16.0in |
| Length - Undercarriage | 79.0in |
| Track Width | 30.0in |
| Minimum Front Linkage Swing Radius | 21.0in |
| Width | 5.15ft |
| Maximum Dozer Lift Height | 15.0in |
| Maximum Reach - Ground Level | 4481/4681 (14 ft 8 in/15 ft 5 in) |
| Boom Swing Angle - Right | 50.0° |
| Maximum Vertical Dig Depth | 1962/2152 mm (6 ft 5 in/7 ft 1 in) |
| Maximum Reach | 4613/4805 mm (15 ft 1 in/15 ft 10 in) |
| Maximum Dumping Height | 2840/2970 mm (9 ft 4 in/9 ft 8 in) |
Travel System
| Gradeability | 30°/58% |
| Travel Speed | 2.1 km/h/3.8 km/h (1.30 mph/2.36 mph) |
Hydraulic System
| Operating Pressure - Equipment | 3263.0psi |
| Operating Pressure - Travel | 3263.0psi |
| Operating Pressure - Swing | 2987.0psi |
| Maximum Stick Force - Standard/Long | 15.4 kN/13.6 kN (3,462 lbf/3,057 lbf) |
| Auxiliary Circuits - Secondary | 30.8 L/min at 206 bar (8.1 gal/min at 2,988 psi) |
| Pump Flow at 2,500 rpm | 23.6gal/min |
| Maximum Bucket Force | 5058.0lb |
| Auxiliary Circuits - Primary | 52.2 L/min at 225 bar (13.8 gal/min at 3,263 psi) |
Blade
| Width | 61.9in |
| Height | 11.4in |
| Dig Depth | 16.5in |
| Lift Height | 15.0in |
Service Refill Capacities
| Fuel Tank Capacity | 9.3gal (US) |
| Hydraulic Tank Capacity | 7.0gal (US) |
Lift Capacity at Ground Level with Cab - Lift Point Radius: 2.5 m (98.43 in)
| Note | * The loads listed are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included here. |
| Standard Stick: Blade Down - Front | 992 kg (2,187 lb)* |
| Long Stick and Optional Counterweight: Blade Down - Front | 985 kg (2,172 lb)* |
| Long Stick and Optional Counterweight: Blade Down - Side | 521 kg (1,149 lb) |
| Standard Stick: Blade Down - Side | 456 kg (1,005 lb) |
Lift Capacity at Ground Level with Cab - Lift Point Radius: 3.0 m (118.11 in)
| Long Stick and Optional Counterweight: Blade Down - Front | 739 kg (1,630 lb)* |
| Standard Stick: Blade Down - Side | 351 kg (774 lb) |
| Standard Stick: Blade Down - Front | 750 kg (1,654 lb)* |
| Long Stick and Optional Counterweight: Blade Down - Side | 402 kg (886 lb) |
| Note | * The loads listed are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included here. |
Lift Capacity at Ground Level with Cab - Lift Point Radius: 3.5 m (137.80 in)
| Standard Stick: Blade Down - Front | 597 kg (1,316 lb)* |
| Note | * The loads listed are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included here. |
| Standard Stick: Blade Down - Side | 283 kg (623 lb) |
| Long Stick and Optional Counterweight: Blade Down - Front | 591 kg (1,303 lb)* |
| Long Stick and Optional Counterweight: Blade Down - Side | 322 kg (711 lb) |
Lift Capacity at Ground Level with Cab - Lift Point Radius: Maximum
| Standard Stick: Blade Down - Side | 252 kg (556 lb) |
| Long Stick and Optional Counterweight: Blade Down - Side | 267 kg (588 lb) |
| Long Stick and Optional Counterweight: Blade Down - Front | 478 kg (1,054 lb)* |
| Standard Stick: Blade Down - Front | 517 kg (1,141 lb)* |
| Note | * The loads listed are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included here. |