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302.7 CR
302.7 CR
Mini Excavators
The Cat® 302.7 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
Long Stick
33 lb/15 kg
Net Power
23.6 hp/17.6 kW
Engine Model
C1.1 Turbo
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
23.6 hp/17.6 kW
Key Features
ALL DAY COMFORT
EASY TO OPERATE
STICK STEER TRAVEL MODE
BIG PERFORMANCE IN A COMPACT DESIGN
SAFETY ON THE JOB SITE
SIMPLE SERVICE FOR LESS DOWNTIME
LOWER OPERATING COSTS
UNMATCHED DEALER SUPPORT
SUSTAINABILITY
Specifications
Metric
|
Imperial
Weight Increase from Minimum Configuration
Long Stick
33 lb
15 kg
Cab
276 lb
125 kg
Counterweight (light)
221 lb
100 kg
Counterweight (extra)
551 lb
250 kg
Steel Tracks
221 lb
100 kg
Engine
Net Power
23.6 hp
17.6 kW
Engine Model
C1.1 Turbo
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
23.6 hp
17.6 kW
Gross Power - ISO 14396
24.7 hp
18.4 kW
Bore
3 in
77 mm
Stroke
3.2 in
81 mm
Displacement
69 in³
1.1 l
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Note (1)
Advertised power is tested per the specified standard in effect at the time to manufacturer.
Note (2)
Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
Weights
Operating Weight
6725 lb
3050 kg
Minimum Operating Weight with Canopy*
5645 lb
2560 kg
Maximum Operating Weight with Canopy**
6450 lb
2925 kg
Minimum Operating Weight with Cab*
5909 lb
2680 kg
Maximum Operating Weight with Cab**
6725 lb
3050 kg
EU: CE Plate Weight with Canopy***
5942 lb
2695 kg
EU: CE Plate Weight with Cab***
6174 lb
2800 kg
Note (1)
Advertised power is tested per the specified standard in effect at the time to manufacturer.
Note (2)
Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
Note (3)
***CE Plate Weight is based on the most common EU configuration. Includes 75 kg (165 lb) operator, (100 kg/221 lb) counterweight, full fuel tank and excludes bucket.
Travel System
Travel Speed - High
2.8 mile/h
4.5 km/h
Travel Speed - Low
1.6 mile/h
2.6 km/h
Maximum Traction Force - High Speed
3507 lbf
15.6 kN
Maximum Traction Force - Low Speed
6025 lbf
26.8 kN
Ground Pressure - Minimum Weight
3.5 psi
24.2 kPa
Ground Pressure - Maximum Weight
4.2 psi
29 kPa
Gradeability - Maximum
30 degrees
Service Refill Capacities
Cooling System
1.1 gal (US)
4 l
Engine Oil
1.1 gal (US)
4 l
Fuel Tank
11.9 gal (US)
45 l
Hydraulic Tank
4.8 gal (US)
18 l
Hydraulic System
9.2 gal (US)
35 l
Hydraulic System
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,400 rpm
26 gpm
100 L/min
Operating Pressure - Equipment
3553 psi
245 bar
Operating Pressure - Travel
3553 psi
245 bar
Operating Pressure - Swing
2553 psi
176 bar
Auxiliary Circuit - Primary - Flow
17 gpm
65 L/min
Auxiliary Circuit - Primary - Pressure
3553 psi
245 bar
Auxiliary Circuit - Secondary - Flow
7 gpm
25 L/min
Auxiliary Circuit - Secondary - Pressure
3553 psi
245 bar
Digging Force - Stick - Standard
3102 lbf
13.8 kN
Digging Force - Stick - Long
2765 lbf
12.3 kN
Digging Force - Bucket
5238 lbf
23.3 kN
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Swing System
Machine Swing Speed
9 r/min
9 r/min
Boom Swing - Left
75 Degrees
Boom Swing - Right
50 Degrees
Blade
Width
61.8 in
1570 mm
Height
12.6 in
320 mm
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 - Standard Stick
Dig Depth
98.8 in
2510 mm
Vertical Wall
73.6 in
1870 mm
Maximum Reach - Ground Level
177.6 in
4510 mm
Maximum Reach
183.5 in
4660 mm
Maximum Dig Height
168.1 in
4270 mm
Maximum Dump Clearance
116.1 in
2950 mm
Boom In Reach
67.3 in
1710 mm
Tail Swing without Counterweight
30.5 in
775 mm
Tail Swing - with Light Counterweight
33.3 in
845 mm
Tail Swing with Extra Counterweight
35 in
890 mm
Maximum Blade Height
15.6 in
395 mm
Maximum Blade Depth
20.3 in
515 mm
Boom Height - Shipping Position
61.4 in
1560 mm
O/A Shipping Height
97.6 in
2480 mm
Swing Bearing - Height
22 in
560 mm
O/A Undercarriage Length
79.1 in
2010 mm
Overall Shipping Length*
166.9 in
4240 mm
Boom Swing - Right
50 Degrees
Boom Swing - Left
75 Degrees
Track Belt/Shoe Width
11.8 in
300 mm
Track Width
61.8 in
1570 mm
Ground Clearance
12.2 in
310 mm
Stick Length
41.7 in
1060 mm
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Dimensions - Long Stick
Dig Depth
98.8 in
2510 mm
Vertical Wall
73.6 in
1870 mm
Maximum Reach - Ground Level
177.6 in
4510 mm
Maximum Reach
183.5 in
4660 mm
Maximum Dig Height
168.1 in
4270 mm
Maximum Dump Clearance
116.1 in
2950 mm
Boom In Reach
67.3 in
1710 mm
Tail Swing without Counterweight
30.5 in
775 mm
Tail Swing - with Light Counterweight
33.3 in
845 mm
Tail Swing - with Extra Counterweight
35 in
890 mm
Maximum Blade Height
15.6 in
395 mm
Maximum Blade Depth
20.3 in
515 mm
Boom Height - Shipping Position
61.4 in
1560 mm
O/A Shipping Height
97.6 in
2480 mm
Swing Bearing - Height
22 in
560 mm
O/A Undercarriage Length
79.1 in
2010 mm
Overall Shipping Length*
166.9 in
4240 mm
Boom Swing - Right
50 Degrees
Boom Swing - Left
75 Degrees
Track Belt/Shoe Width
11.8 in
300 mm
Track Width
61.8 in
1570 mm
Ground Clearance
12.2 in
310 mm
Stick Length
41.7 in
1060 mm
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf (Europe) (Global Warming Potential = 1430). See label or instruction manual for gas refrigerant identification. The system contains 0.75 kg (1.65 lb), 0.90 kg (1.98 lb) or 1.0 kg (2.20 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons) for R134a and 0.001 tonnes (0.001 tons) for R1234yf (Europe).
Sound
Operator Sound Pressure (ISO 6396:2008)
78 dB(A)
78 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)
94 dB(A)
94 dB(A)
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Sustainability
Recyclability
95%
Equipment
Standard Equipment
Optional Equipment
Downloads
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