2022 Caterpillar Mini Excavators 302 CR
- Year 2022
- Make Caterpillar
- Model Mini Excavators
- Engine Model: C1.1
2022 Caterpillar Mini Excavators 302 CR
OVERVIEWThe Cat® 302 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
Features may include:
ALL DAY COMFORT- Choose either a canopy or a sealed and pressurized cab equipped with air conditioning, adjustable wrist rests, and a suspension seat option to help keep you working comfortably all day long.
- Controls are easy to use and the intuitive Next Generation LCD monitor provides easy to read machine information.
- Moving around the job site is even easier with the Cat Stick Steer option. Easily switch from traditional travel controls with levers and pedals to joystick controls with a push of a button. The benefit of less effort and improved control is in your hands!
- Strong lift and dig performance helps you get the job done faster. The compact radius design and retractable undercarriage lets you access and work in the tightest areas. Dig-to-blade and dozer float features allow for easy clean up.
- Your safety is our top priority. The Cat mini excavator is designed to help keep you safe on the job. Courtesy work lights and a fluorescent retractable seat belt are just a couple of the safety features we’ve built into the machine.
- Maintenance is quick and easy on the Cat mini excavator. Routine check points are easy to access at ground level through the side doors. The unique tilt up cab lets you reach additional service areas when needed.
- Equipped with features such as auto idle, auto engine shutdown, and efficient hydraulics with a variable displacement pump, the Cat mini excavator was designed with reducing your operating costs in mind.
Engine
Engine
Model: C1.1
Engine Power
Net: 21 HP | Net - 2,400 rpm - ISO 9249, 80/1269/EEC: 21 HP | Gross - SAE J1995:2014: 21.6 HP
Displacement
69 in³
Stroke
3.2 in
Bore
3 in
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Operational
Operating Conditions
Digging Force - Stick - Standard: 2540.3 lbf | Digging Force - Bucket: 4406.3 lbf | Digging Force - Stick - Long: 2203.1 lbf | Maximum Traction Force - Low Speed: 4496.2 lbf | Maximum Traction Force - High Speed: 2967.5 lbf | Gradeability - Maximum: 30 degrees
Operating Speed
Machine Swing: 9.8 r/min | Travel Speed - High: 2.7 mile/h | Travel Speed - Low: 1.8 mile/h
Ground Pressure
Maximum Weight: 3.9 psi | Minimum Weight: 3.4 psi
Performance
Noise Level
Average Exterior Sound Pressure (ISO 6395:2008): 93 dB(A) | Operator Sound Pressure (ISO 6396:2008): 73 dB(A)
Hydraulics
Hydraulic Flow
Pump Flow at 2,400 rpm: 17.4 gal/min | Auxiliary Circuit - Primary - Flow: 8.7 gal/min | Auxiliary Circuit - Secondary - Flow: 3.7 gal/min
Maximum Pressure
Auxiliary Circuit - Secondary - Pressure: 3553.4 psi | Operating Pressure - Travel: 3553.4 psi | Operating Pressure - Equipment: 3553.4 psi | Operating Pressure - Swing: 2132.1 psi | Auxiliary Circuit - Primary - Pressure: 3553.4 psi
Hydraulic Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Dimensions
Depth, Maximum
Dig Depth: 101.2 in | Maximum Blade Depth: 11.6 in | Maximum Blade Depth: 11.6 in
Width
Blade: 42.9 in
Height
O/A Shipping: 90.6 in | Boom - Shipping Position: 40.2 in | Swing Bearing: 17.4 in | Maximum Dig: 142.5 in | Maximum Blade: 11.2 in | Blade: 8.9 in | Maximum Dig: 139.8 in | Boom - Shipping Position: 42.1 in | O/A Shipping: 90.6 in | Maximum Blade: 11.2 in | Swing Bearing: 17.4 in
Length
O/A Undercarriage: 72.8 in | O/A Undercarriage: 72.8 in | Stick: 37.8 in
Dimensions
Tail Swing: 29.5 in | Maximum Dump Clearance: 103.9 in | Vertical Wall: 76.4 in | Boom In Reach: 65.4 in | Maximum Reach: 168.1 in | Boom Swing - Right: 50 ° | Boom Swing - Left: 65 ° | Maximum Reach - Ground Level: 165.7 in | Tail Swing: 29.5 in | Maximum Reach: 161.8 in | Boom Swing - Right: 50 ° | Maximum Reach - Ground Level: 159.1 in | Boom Swing - Left: 65 ° | Boom In Reach: 65.4 in | Maximum Dump Clearance: 100.8 in | Vertical Wall: 72.8 in
Track Width
Belt/Shoe: 9.8 in | Retracted: 42.9 in | Stick: 45.7 in | Expanded: 55.12 in | Belt/Shoe: 9.8 in | Expanded: 55.12 in | Retracted: 42.9 in
Overall Length
Shipping: 152.8 in | Shipping: 153.5 in
Ground Clearance
Minimum Below Undercarriage: 5.9 in | Minimum Below Undercarriage: 5.9 in
Capacities
Cooling System
1 gal (US)
Oil capacity
Engine: 1.2 gal (US)
Hydraulic Capacity
Tank: 4.8 gal (US) | System: 6.9 gal (US)
Fuel Capacity
Tank: 6.9 gal (US)
Weights
Weight, In Running Order
Operating: 4987 lb | Maximum Operating with Cab**: 4987 lb | Minimum Operating with Canopy*: 4229 lb | Maximum Operating with Canopy**: 4588 lb | Minimum Operating with Cab*: 4535 lb
Weight
EU: CE Plate with Cab***: 4718 lb | EU: CE Plate with Canopy***: 4508 lb | Steel Tracks: 132 lb | Long Stick: 18 lb | Expandable Undercarriage: 212 lb