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302.7 CR Mini Hydraulic Excavator

At a glance data:

Engine Model:
C1.1 Turbo
302.7 CR Mini Hydraulic Excavator

Overview

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.

Engine

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

Weights

Operating Weight:
6725lb
Minimum Operating Weight with Canopy*:
5645lb
Maximum Operating Weight with Canopy**:
6450lb
Minimum Operating Weight with Cab*:
5909lb
EU: CE Plate Weight with Canopy***:
5942lb
EU: CE Plate Weight with Cab***:
6174lb
Note (2):
**Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight.
Note (1):
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight.
Maximum Operating Weight with Cab**:
6725lb
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.

Weight Increase from Minimum Configuration

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

Travel System

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

Service Refill Capacities

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

Hydraulic System

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

Swing System

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

Blade

Height:
12.6in
Width:
61.8in

Certification - Cab and Canopy

Top Guard:
ISO 10262:1998 (Level I)
Tip Over Protective Structure (TOPS):
ISO 12117:1997
Roll Over Protective Structure (ROPS):
ISO 12117-2:2008

Sound

Operator Sound Pressure (ISO 6396:2008):
78dB(A)
Average Exterior Sound Pressure (ISO 6395:2008):
94dB(A)
Note:
European Union Directive “2000/14/EC”

Dimensions - Standard Stick

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

Dimensions - Long Stick

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

Sustainability

Recyclability:
95%

Standard Equipment

engine

  • Cat® C1.1 Turbo Engine (U.S. EPA Tier 4 Final/EU Stage V)
  • Automatic Engine Idle
  • Automatic Engine Shutdown
  • Automatic Two Speed Travel
  • Fuel Water Separator
  • Power on Demand (not available in all regions)
  • Variable Displacement Piston Pump
  • Load Sensing/Flow Sharing Hydraulics

hydraulics

  • Smart Tech Electronic Pump
  • Accumulator
  • Automatic Swing Brake
  • Auxiliary Hydraulic Lines
  • One and Two Way Auxiliary Flow
  • Continuous Auxiliary Flow
  • Auxiliary Line Quick Disconnects

operator environment

  • Tilt-up Canopy or Tilt-Up Cab
  • Top Guard ISO 10262:1998 Level I
  • ROPS – ISO 12117-2:2008
  • TOPS – ISO 12117:1997
  • Stick Steer Mode
  • Travel Cruise Control
  • Control Pattern Changer (optional in some regions)
  • Adjustable Wrist Rests
  • Washable Floor Mat
  • Travel Pedals and Hand Levers
  • Machine Security
  • Standard Key with Pass Code
  • Fabric Suspension Seat (Cab only)
  • Vinyl Suspension Seat (Canopy only)
  • Hydraulic Lockout – All Controls
  • Retractable High Visibility Seat Belt (75 mm/3 in)
  • Coat Hook
  • Cup Holder
  • Storage Pocket
  • Skylight
  • Mounting Bosses for Front
  • Signaling/Warning Horn
  • Interior Light (Cab only)
  • Boom Light, Halogen (not available in all regions)
  • Utility Space for Mobile Phone
  • Next Generation Color LCD Monitor (IP66)
    – Fuel Level and Coolant Temperature Gauges
    – Maintenance and Machine Monitoring
    – Performance and Machine Adjustments
    – Numeric Security Code
    – Multiple Languages
    – Hour Meter with Wake Up Switch
    – Jog Dial (Cab only)

undercarriage

  • Rubber Belt (300 mm/11.8 in wide)
  • Dozer Blade
  • Dozer Blade Float
  • Tie Downs on Track Frame

boom, stick and linkages

  • One Piece Boom (2085 mm/82.1 in)
  • Standard Stick (1060 mm/41.7 in)
  • Front Shovel Capable
  • Front Shovel Capable – Pin-On
  • Thumb Ready (not available in all regions)
  • Certified Lifting Eye (optional in some regions)

electrical

  • 12 Volt Battery
  • Software (machine and monitor)
  • Maintenance Free Battery
  • Battery Disconnect
  • Signaling/Warning Horn
  • 12 Volt Power Socket

Optional Equipment

operator environment

  • Cab with Air Conditioning
  • Cab with Heater
  • No Travel Pedals and Hand Levers (optional in some regions)
  • Push to Start with Key Fob/Pass Code
  • Vinyl Non-Suspension Seat (Canopy only) (not available in all regions)
  • LED Front Lights
  • LED Front and Rear Lights
  • LED Boom Light
  • Mirrors Left and Right
  • Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
  • Next Generation Advanced Monitor
    – Touchscreen
    – Site Reference System
    – High Definition Camera Capable (IP68 and IP69K)
    – Numeric Security Code

undercarriage

  • Steel Track (300 mm/11.8 in wide)

boom, stick and linkages

  • Long Stick (1260 mm/49.6 in)
  • Front Shovel Capable – Dual Lock Manual Coupler
  • Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
  • 2nd Auxiliary Hydraulic Lines
  • Bucket Divert Lines
  • Boom Lowering Check Valve
  • Stick Lowering Check Valve
  • Hydraulic Quick Coupler Lines (not available in all regions)

electrical

  • Product Link PL243 (regulations apply)
  • Product Link PLE643 (regulations apply)
  • Travel Alarm (standard in some regions)

guarding

  • Polycarbonate Half Height Front Guard (Canopy only)
  • Polycarbonate Front Guard (ISO 10262 1998 Level I and EN356 P5A)

other

  • Bio Oil Capable
  • Eco Drain
  • Water Jacket Heater
  • Light Counterweight (100 kg/221 lb)
  • Extra Counterweight (250 kg/551 lb)