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303 CR Mini Hydraulic Excavator

At a glance data:

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

Overview

The Cat® 303 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

Weights

Operating Weight:
7817lb

Dimensions - Long Stick

Dig Depth:
116.1in

Engine

Engine Model:
C1.1 Turbo

Blade

Height:
13.8in

Dimensions - Standard Stick

Maximum Blade Depth:
21.1in
Tail Swing without Counterweight:
30.5in

Swing System

Boom Swing - Right:
50°

Dimensions - Standard Stick

Maximum Dig Height:
177.6in
O/A Undercarriage Length:
81.5in

Sound

Average Exterior Sound Pressure (ISO 6395:2008):
94dB(A)

Hydraulic System

Auxiliary Circuit - Primary - Flow:
17gal/min

Travel System

Gradeability - Maximum:
30 degrees

Dimensions - Standard Stick

Boom Height - Shipping Position:
63in

Engine

Bore:
3in

Dimensions - Long Stick

Boom Height - Shipping Position:
75.6in

Dimensions - Standard Stick

Vertical Wall:
71.7in

Service Refill Capacities

Cooling System:
1.1gal (US)

Dimensions - Long Stick

Tail Swing with Counterweight:
35in

Dimensions - Standard Stick

Overall Shipping Length*:
177.6in
Boom Swing - Left:
25.2in

Dimensions - Long Stick

Track Belt/Shoe Width:
11.8in

Dimensions - Standard Stick

O/A Shipping Height:
97.6in

Dimensions - Long Stick

Maximum Reach:
206.3in

Weight Increase from Minimum Configuration

Counterweight:
221lb

Dimensions - Long Stick

Boom In Reach:
74.2in

Dimensions - Standard Stick

Track Shoe Width:
61in

Weights

Note (1):
*Minimum Weight is based on fixed rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight.

Weight Increase from Minimum Configuration

Cab:
254lb

Travel System

Ground Pressure - Maximum Weight:
4.7psi

Hydraulic System

Auxiliary Circuit - Secondary - Pressure:
3553psi

Dimensions - Long Stick

Boom Swing - Right:
34.3in
Tail Swing:
33.3in
Maximum Dump Clearance:
130.3in

Dimensions - Standard Stick

Boom Swing - Right:
34.3in

Dimensions - Long Stick

Ground Clearance:
12.2in

Travel System

Ground Pressure - Minimum Weight:
4psi

Certification - Cab and Canopy

Roll Over Protective Structure (ROPS):
ISO 12117-2:2008

Dimensions - Standard Stick

Tail Swing with Extra Counterweight:
35in

Dimensions - Long Stick

O/A Undercarriage Length:
81.5in

Hydraulic System

Operating Pressure - Swing:
2553psi

Dimensions - Standard Stick

Swing Bearing - Height:
22.4in

Dimensions - Long Stick

O/A Shipping Height:
97.6in

Weights

EU: CE Plate Weight with Canopy***:
6791lb

Dimensions - Standard Stick

Tail Swing:
33.3in

Hydraulic System

Pump Flow at 2,400 rpm:
26gal/min

Service Refill Capacities

Hydraulic Tank:
4.8gal (US)

Travel System

Travel Speed - High:
2.8mile/h
Maximum Traction Force - Low Speed:
7059lbf
Travel Speed - Low:
1.6mile/h

Dimensions - Standard Stick

Maximum Blade Height:
15.2in

Travel System

Maximum Traction Force - High Speed:
3305lbf

Dimensions - Long Stick

Track Width - Expanded:
61in

Dimensions - Standard Stick

Dig Depth:
104.3in
Maximum Dump Clearance:
124.8in

Weights

Minimum Operating Weight with Canopy*:
6670lb

Service Refill Capacities

Engine Oil:
1.1gal (US)

Sound

Operator Sound Pressure (ISO 6396:2008):
78dB(A)

Dimensions - Long Stick

Maximum Blade Depth:
21.1in

Hydraulic System

Type:
Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force - Stick - Standard:
3732lbf
Operating Pressure - Travel:
3553psi
Digging Force - Bucket:
6385lbf

Dimensions - Long Stick

Maximum Reach - Ground Level:
201.2in

Weights

Minimum Operating Weight with Cab*:
6924lb

Weight Increase from Minimum Configuration

Steel Tracks:
276lb

Swing System

Machine Swing Speed:
9r/min

Certification - Cab and Canopy

Top Guard:
ISO 10262:1998 (Level I)

Dimensions - Long Stick

Stick Length:
61.4in

Hydraulic System

Operating Pressure - Equipment:
3553psi

Weights

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.

Dimensions - Standard Stick

Maximum Reach - Ground Level:
190.2in

Blade

Width:
61in

Engine

Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC:
23.6hp

Swing System

Boom Swing - Left:
75°

Dimensions - Standard Stick

Maximum Reach:
196.1in

Weights

Maximum Operating Weight with Canopy**:
7552lb

Sound

Note:
European Union Directive “2000/14/EC”

Dimensions - Long Stick

Overall Shipping Length*:
179.5in

Engine

Emissions:
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Stroke:
3.2in

Dimensions - Standard Stick

Ground Clearance:
12.2in

Weight Increase from Minimum Configuration

Long Stick:
55lb

Weights

EU: CE Plate Weight with Cab***:
7012lb

Dimensions - Long Stick

Maximum Dig Height:
183.1in

Weight Increase from Minimum Configuration

Extra Counterweight:
551lb

Dimensions - Standard Stick

Track Belt/Shoe Width:
11.8in

Weights

Maximum Operating Weight with Cab**:
7817lb

Certification - Cab and Canopy

Tip Over Protective Structure (TOPS):
ISO 12117:1997

Service Refill Capacities

Fuel Tank:
11.9gal (US)
Hydraulic System:
9.2gal (US)

Dimensions - Long Stick

Swing Bearing - Height:
22.4in

Hydraulic System

Auxiliary Circuit - Primary - Pressure:
3553psi

Engine

Note:
Advertised power is tested per the specified standard in effect at the time of manufacture.

Dimensions - Standard Stick

Boom In Reach:
68.9in

Hydraulic System

Auxiliary Circuit - Secondary - Flow:
7gal/min

Dimensions - Long Stick

Note:
*Overall Shipping Length depends on blade position during shipment.
Tail Swing without Counterweight:
30.5in
Maximum Blade Height:
15.2in

Engine

Displacement:
69in³

Dimensions - Long Stick

Boom Swing - Left:
25.2in

Hydraulic System

Digging Force - Stick - Long:
3327lbf

Dimensions - Standard Stick

Stick Length:
49.6in

Weights

Note (2):
**Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight.

Dimensions - Long Stick

Vertical Wall:
81.5in

Dimensions - Standard Stick

Note:
*Overall Shipping Length depends on blade position during shipment.

Engine

Gross Power - 2,400 rpm - SAE J1995:2014:
24.7hp

Sustainability

Recyclability:
95%

Hydraulic System

Note:
* Flow and pressure are not combinable. Under load, as flow rises pressure goes down.

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

guarding

  • Top Guard ISO 10262:1998 Level I

operator environment

  • Tilt-up Canopy or Tilt-Up Cab
  • ROPS – ISO 12117-2:2008
  • TOPS – ISO 12117:1997
  • Next Generation Advanced Monitor
    – Touch Screen
    – Site Reference System
    – High Definition Camera Capable (IP68 and IP69K)
    – Numeric Security Code
  • 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
  • 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
  • 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 (2200 mm/86.6 in)
  • Standard Stick (1260 mm/49.6 in)
  • Front Shovel Capable – Hydraulic Coupler
  • 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
  • Signaling/Warning Horn
  • 12 Volt Power Socket

Optional Equipment

operator environment

  • Cab with Air Conditioning
  • Cab with Heater
  • Control Pattern Changer (optional in some regions)
  • No Travel Pedals and Hand Levers
  • Machine Security – Push to Start with Key Fob/Pass Code
  • Vinyl Non-Suspension Seat (Canopy only)
  • LED Front Lights
  • LED Front and Rear Lights
  • LED Boom Light
  • Mirrors Left and Right
  • Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
  • Seat Belt Reminder System

undercarriage

  • Steel Track (300 mm/11.8 in wide)

boom, stick and linkages

  • Long Stick (1560 mm/61.4 in)
  • Front Shovel Capable – Dual Lock Manual Coupler
  • Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
  • 2nd Auxiliary Hydraulic Lines
  • Boom Lowering Check Valve
  • Stick Lowering Check Valve
  • Hydraulic Quick Coupler Lines (not available in all regions)

electrical

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

guarding

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

other

  • Bio Oil Capable
  • Eco Drain
  • Water Jacket Heater