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302.7 CR Mini Hydraulic Excavator

302.7 CR Mini Hydraulic Excavator

Mini Excavators Inspired by Our Customers

More Comfort ‚Äď More Performance ‚Äď More Versatility

  • 4 Industry First Features

    Cat Exclusives in a Mini Excavator

  • Up to 5% Lower Total Ownership Costs

    with more common parts, lower repair costs and tilt up cab

  • Up to 10% More Performance

    with programmable operator settings and faster cyle times

Engine

Bore 3 in
Displacement 69 in³
Emissions Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Engine Model C1.1 Turbo
Gross Power - 2,400 rpm - SAE J1995:2014 24.7 HP
Net Power 23.6 HP
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC 23.6 HP
Stroke 3.2 in

Weights

EU: CE Plate Weight with Cab*** 6174 lb
EU: CE Plate Weight with Canopy*** 5942 lb
Maximum Operating Weight with Cab** 6725 lb
Maximum Operating Weight with Canopy** 6450 lb
Minimum Operating Weight with Cab* 5909 lb
Minimum Operating Weight with Canopy* 5645 lb
Note (1) *Minimum Weight is based on 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.
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.
Operating Weight 6725 lb

Weight Increase from Minimum Configuration

Cab 276 lb
Counterweight (extra) 551 lb
Counterweight (light) 221 lb
Long Stick 33 lb
Steel Tracks 221 lb

Travel System

Gradeability - Maximum 30 degrees
Ground Pressure - Maximum Weight 4.2 psi
Ground Pressure - Minimum Weight 3.5 psi
Maximum Traction Force - High Speed 3507 lbf
Maximum Traction Force - Low Speed 6025 lbf
Travel Speed - High 2.8 mile/h
Travel Speed - Low 1.6 mile/h

Service Refill Capacities

Cooling System 1.1 gal (US)
Engine Oil 1.1 gal (US)
Fuel Tank 11.9 gal (US)
Hydraulic System 9.2 gal (US)
Hydraulic Tank 4.8 gal (US)

Hydraulic System

Auxiliary Circuit - Primary - Flow 17 gal/min
Auxiliary Circuit - Primary - Pressure 3553 psi
Auxiliary Circuit - Secondary - Flow 7 gal/min
Auxiliary Circuit - Secondary - Pressure 3553 psi
Digging Force - Bucket 5238 lbf
Digging Force - Stick - Long 2765 lbf
Digging Force - Stick - Standard 3102 lbf
Note Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Operating Pressure - Equipment 3553 psi
Operating Pressure - Swing 2553 psi
Operating Pressure - Travel 3553 psi
Pump Flow at 2,400 rpm 26 gal/min
Type Load Sensing Hydraulics with Variable Displacement Piston Pump

Swing System

Boom Swing - Left 75 Degrees
Boom Swing - Right 50 Degrees
Machine Swing Speed 9 r/min

Blade

Height 12.6 in
Width 61.8 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)

Sound

Average Exterior Sound Pressure (ISO 6395:2008) 94 dB(A)
Note European Union Directive ‚Äú2000/14/EC‚ÄĚ
Operator Sound Pressure (ISO 6396:2008) 78 dB(A)

Dimensions - Standard Stick

Boom Height - Shipping Position 61.4 in
Boom In Reach 67.3 in
Boom Swing - Left 23.8 in
Boom Swing - Right 32.7 in
Dig Depth 98.8 in
Ground Clearance 12.2 in
Maximum Blade Depth 20.3 in
Maximum Blade Height 15.6 in
Maximum Dig Height 168.1 in
Maximum Dump Clearance 116.1 in
Maximum Reach 183.5 in
Maximum Reach - Ground Level 177.6 in
Note *Overall Shipping Length depends on blade position during shipment.
O/A Shipping Height 97.6 in
O/A Undercarriage Length 79.1 in
Overall Shipping Length* 166.9 in
Stick Length 41.7 in
Swing Bearing - Height 22 in
Tail Swing - with Light Counterweight 33.3 in
Tail Swing with Extra Counterweight 35 in
Tail Swing without Counterweight 30.5 in
Track Belt/Shoe Width 11.8 in
Vertical Wall 73.6 in

Dimensions - Long Stick

Boom Height - Shipping Position 65 in
Boom In Reach 68.1 in
Boom Swing - Left 23.8 in
Boom Swing - Right 32.7 in
Dig Depth 106.7 in
Ground Clearance 12.2 in
Maximum Blade Depth 20.3 in
Maximum Blade Height 15.6 in
Maximum Dig Height 172.8 in
Maximum Dump Clearance 120.9 in
Maximum Reach 190.9 in
Maximum Reach - Ground Level 185.4 in
Note *Overall Shipping Length depends on blade position during shipment.
O/A Shipping Height 97.6 in
O/A Undercarriage Length 79.1 in
Overall Shipping Length* 168.5 in
Stick Length 49.6 in
Swing Bearing - Height 22 in
Tail Swing - with Extra Counterweight 35 in
Tail Swing - with Light Counterweight 33.3 in
Tail Swing without Counterweight 30.5 in
Track Belt/Shoe Width 11.8 in
Track Width 61.8 in
Vertical Wall 80.7 in

Sustainability

Recyclability 95%

Download resources

302.7 CR Small Product Brochure (with Fixed Undercarriage)
302.7 CR Small Product Brochure (with Expandable Undercarriage)
Cat Mini Hydraulic Excavators Product Line Brochure (North America)
Cat Mini Hydraulic Excavators Product Line Brochure (Europe)
Options And Accessories Kit Guide for Mini Hydraulic Excavators
Cat Attachments for Mini Excavators Brochure
Attachment Compatibility Guide for Mini Excavators

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