Cat Excavators:

303E CR Mini Hydraulic Excavator

303E CR Mini Hydraulic Excavator
  • 303E CR Mini Hydraulic Excavator
  • 303E CR Mini Hydraulic Excavator
  • 303E CR Mini Hydraulic Excavator
  • 303E CR Mini Hydraulic Excavator
Engine Model
Cat C1.3
Net Power
23.5 hp
Operating Weight with Canopy
7297 lb
Gross Power – ISO 14396
24.8 hp

The Cat® 303E CR Mini Hydraulic Excavator delivers high performance, durability and versatility in a compact design to help you work in a variety of applications.



Product Specs

  • Engine

  • Engine Model
    Cat C1.3
    Net Power
    23.5hp
    Gross Power – ISO 14396
    24.8hp
    Bore
    3.1in
    Stroke
    3.5in
    Displacement
    77in3
    Note
    Cat C1.3 engine meets U.S. EPA Tier 4 Final/EU Stage V emission standards.
    Engine Model
    Cat C1.3
    Net Power
    23.5HP
    Gross Power - ISO 14396
    24.8HP
    Bore
    3.1in
    Displacement
    77in³
    Stroke
    3.5in
    Gross Power
    24.8HP
    Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269
    23.5HP
    Gross Power
    24.8hp
  • Weights

  • Operating Weight with Canopy
    7297lb
    Operating Weight - With Canopy
    6721lb
    Note
    Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
    Operating Weight - With Cab
    7204lb
    Note
    Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
  • Hydraulic System

  • Pump Flow at 2,400 rpm
    23.1gal/min
    Auxiliary Circuit – Primary (186 bar/2,734 psi)
    15.9gal/min
    Auxiliary Circuit – Secondary (174 bar/2,524 psi)
    7.1gal/min
    Digging Force - Bucket
    6385lbf
    Pump Flow at 2,400 rpm
    23.1gal/min
    Operating Pressure - Equipment
    3553psi
    Operating Pressure - Travel
    3553psi
    Operating Pressure - Swing
    2625psi
    Digging Force - Stick - Standard
    3732lbf
    Digging Force - Stick - Long
    3327lbf
    Type
    Load Sensing Hydraulics with Variable Displacement Piston Pump
  • Swing System

  • Machine Swing Speed
    9rpm
    Boom Swing – Left*
    80°
    Note
    *Automatic swing brake, spring applied, hydraulic release.
    Boom Swing – Right
    50°
    Machine Swing Speed
    9r/min
    Boom Swing - Left*
    80°
    Boom Swing - Right
    50°
    Note
    *Automatic swing brake, spring applied, hydraulic release.
  • Blade

  • Width
    60in
    Width
    60in
    Height
    13in
    Dig Depth
    19in
    Lift Height
    16in
  • Service Refill Capacities

  • Cooling System
    1.2gal
    Engine Oil
    1.5gal
    Hydraulic Tank
    12.4gal
    Fuel Tank
    11.8gal
    Hydraulic System
    17.2gal
    Cooling System
    1.2gal (US)
    Engine Oil
    1.5gal (US)
    Fuel Tank
    11.9gal (US)
    Hydraulic System
    17.2gal (US)
    Hydraulic Tank
    12.4gal (US)
  • Travel System

  • Travel Speed – High
    2.8mph
    Travel Speed – Low
    1.5mph
    Gradeability - Continuous Operation
    20°
    Ground Pressure - Cab Long Stick
    4.8psi
    Ground Pressure - Cab Standard Stick
    4.7psi
    Ground Pressure - Canopy Long Stick
    4.5psi
    Ground Pressure - Canopy Standard Stick
    4.4psi
    Travel Speed - High
    2.8mile/h
    Travel Speed - Low
    1.5mile/h
    Maximum Traction Force - High Speed
    3417lbf
    Maximum Traction Force - Low Speed
    6947lbf
    Ground Pressure
    4.6psi
    Gradeability (maximum)
    30°
  • Certification - Cab and Canopy

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

  • O/A Shipping Length
    176in
    Boom Swing Right
    32in
    Boom Swing Left
    24in
    Track Belt/Shoe Width
    12in
    O/A Track Width
    60in
    Dig Depth
    108in
    Vertical Wall
    77in
    Maximum Reach at Ground Level
    189in
    Maximum Reach
    195in
    Maximum Dig Height
    178in
    Maximum Dump Clearance
    124in
    Boom In Reach
    83in
    Tail Swing
    35in
    Maximum Blade Height
    16in
    Maximum Blade Depth
    19in
    Boom Height in Shipping Position
    63in
    O/A Shipping Height
    98in
    Swing Bearing Height
    22in
    O/A Undercarriage Length
    87in
  • Dimensions (Approximate) - Standard Stick

  • Boom In Reach
    83in
    Maximum Dig Height
    178in
    Maximum Reach - Ground Level
    189in
  • Dimensions (Approximate) - Long Stick

  • Maximum Dig Height
    167in
    Maximum Reach - Ground Level
    193in
  • Lift Capacities at Ground Level* - Lift Point Radius: 3000 mm (9'8")

  • Blade Down - Front
    2580lb
    Blade Down - Side
    1191lb
    Blade Up - Front
    1433lb
    Blade Up - Side
    1080lb
    Note
    *The above loads are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included on this chart. Liftin
  • Lift Capacities at Ground Level* - Lift Point Radius: 4000 mm (13'1")

  • Blade Down - Front
    1632lb
    Blade Down - Side
    750lb
    Blade Up - Front
    904lb
    Blade Up - Side
    662lb
    Note
    *The above loads are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included on this chart. Liftin
  • Operating Specifications

  • Machine Overhang
    0in
    Machine Overhang with Counterweight
    5in
    Stick Length - Long
    61in
    Stick Length - Standard
    50in
  • Weights*

  • Note
    *Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
  • Undercarriage

  • Number of Carrier Rollers
    1
    Number of Track Rollers
    4
    Track Roller Type
    Center Flange

Equipment

  • Standard Equipment
    • 1-way and 2-way (combined function) auxiliary hydraulic lines
    • Lockable storage box
    • Cab mounted work light
    • Travel alarm (optional in Europe)
    • Dozer blade with float function
    • Suspension seat, vinyl covered
    • Automatic two speed travel
    • Horn
    • Lifting eye on bucket linkage (standard equipment for all regions except Europe)
    • Alternator
    • Product Link
    • Cup holder
    • Control pattern changer
    • Coat hook
    • Standard stick
    • Low maintenance linkage pin joints
    • Gauges or indicators for fuel level engine coolant temperature, hour meter, engine oil pressure, air cleaner, alternator and glow plugs, service interval
    • Rubber track
    • Canopy with Top Guard ISO 10262:1998 (Level 1), ROPS ISO 12117-2:2008 and TOPS ISO 12117:1997
    • Hydraulic oil cooler
    • Auxiliary line quick disconnects
    • Retractable seatbelt
    • Boom cylinder guard
    • Maintenance free battery
    • Adjustable armrests
    • “Thumb ready” sticks
    • Automatic swing park brake
    • Foot travel pedals
  • Optional Equipment
    • Mirrors for cab and canopy
    • Steel track
    • Cab, Top Guard ISO 10262:1998 (Level 1), ROPS ISO 12117-2:2008 and TOPS ISO 12117:1997
    • Mechanical quick coupler
    • Boom mounted light
    • High back suspension seat, fabric covered
    • Beacon socket for canopy machines

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