303E CR Mini Hydraulic Excavator

303E CR Mini Hydraulic Excavator

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.

Engine
Net Power
23.5HP
Engine Model
Cat C1.3
Gross Power
24.8HP
Note
Cat C1.3 engine meets U.S. EPA Tier 4 Final/EU Stage V emission standards.
Stroke
3.5in
Bore
3.1in
Displacement
77in³
Gross Power - ISO 14396
24.8HP
Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269
23.5HP
Weights
Operating Weight - With Cab
7204lb
Note
Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Operating Weight - With Canopy
6721lb
Dimensions (Approximate) - Long Stick
Dig Depth
117in
Boom Swing Right
32in
Maximum Blade Depth
19in
Tail Swing with Extra Counterweight
35in
Maximum Blade Height
16in
Overall Track Width
61in
Swing Bearing Height
22in
Boom Height in Shipping Position
63in
Boom Swing Left
24in
Maximum Dump Clearance
117in
Overall Shipping Length
198in
Maximum Reach
198in
Track Belt/Shoe Width
12in
Overall Undercarriage Length
82in
Overall Shipping Height
98in
Maximum Reach - Ground Level
193in
Tail Swing
31in
Vertical Wall
69in
Boom In Reach
79in
Maximum Dig Height
167in
Swing System
Machine Swing Speed
9r/min
Boom Swing - Left*
80°
Boom Swing - Right
50°
Note
*Automatic swing brake, spring applied, hydraulic release.
Blade
Width
60in
Height
13in
Dig Depth
19in
Lift Height
16in
Weights*
Operating Weight with Cab - Standard Stick
7204lb
Operating Weight with Canopy - Standard Stick
6721lb
Operating Weight with Cab - Standard Stick, Optional Counterweight
7790lb
Operating Weight with Cab - Long Stick
7296lb
Operating Weight with Canopy - Standard Stick, Optional Counterweight
7307lb
Operating Weight with Cab - Long Stick, Optional Counterweight
7883lb
Operating Weight with Canopy - Long Stick, Optional Counterweight
7400lb
Operating Weight with Canopy - Long Stick
6813lb
Note
*Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Travel System
Gradeability (< 10 minutes Operation)
30°
Ground Pressure - Canopy Long Stick
4.5psi
Ground Pressure with Canopy - Standard Stick, Optional Counterweight
4.8psi
Ground Pressure with Cab - Standard Stick, Optional Counterweight
5.1psi
Ground Pressure with Cab - Long Stick, Optional Counterweight
5.2psi
Maximum Traction Force - Low Speed
6947lbf
Travel Speed - High
2.8mile/h
Travel Speed - Low
1.5mile/h
Maximum Traction Force - High Speed
3417lbf
Ground Pressure - Cab Standard Stick
4.7psi
Ground Pressure - Cab Long Stick
4.8psi
Ground Pressure with Canopy - Long Stick, Optional Counterweight
4.9psi
Gradeability - Continuous Operation
20°
Ground Pressure - Canopy Standard Stick
4.4psi
Dimensions (Approximate) - Standard Stick
Maximum Blade Height
16in
Maximum Blade Depth
19in
Boom Height in Shipping Position
63in
Swing Bearing Height
22in
Maximum Reach
195in
Overall Shipping Height
98in
Vertical Wall
77in
Overall Shipping Length
176in
Maximum Reach - Ground Level
189in
Boom In Reach
83in
Tail Swing
31in
Maximum Dump Clearance
124in
Track Belt/Shoe Width
12in
Overall Track Width
60in
Maximum Dig Height
178in
Dig Depth
108in
Overall Undercarriage Length
82in
Boom Swing Left
24in
Boom Swing Right
32in
Tail Swing with Extra Counterweight
35in
Hydraulic System
Auxiliary Circuit - Primary (186 bar/2,697 psi)
15.9gal/min
Operating Pressure - Swing
2625psi
Digging Force - Bucket
6385lbf
Operating Pressure - Travel
3553psi
Digging Force - Stick - Standard
3732lbf
Operating Pressure - Equipment
3553psi
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,400 rpm
23.1gal/min
Digging Force - Stick - Long
3327lbf
Auxiliary Circuit - Secondary (174 bar/2,523 psi)
7.1gal/min
Lift Capacities at Ground Level* - Lift Point Radius: 4000 mm (13'1")
Blade Up - Front
904lb
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
Blade Up - Side
662lb
Blade Down - Front
1632lb
Blade Down - Side
750lb
Operating Specifications
Stick Length - Standard
50in
Machine Overhang with Counterweight
5in
Machine Overhang
0in
Stick Length - Long
61in
Service Refill Capacities
Engine Oil
1.5gal (US)
Fuel Tank
11.9gal (US)
Hydraulic Tank
12.4gal (US)
Cooling System
1.2gal (US)
Hydraulic System
17.2gal (US)
Undercarriage
Number of Carrier Rollers
1
Track Roller Type
Center Flange
Number of Track Rollers
4
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
Lift Capacities at Ground Level* - Lift Point Radius: 3000 mm (9'8")
Blade Down - Side
1191lb
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
Blade Down - Front
2580lb
Blade Up - Side
1080lb
Blade Up - Front
1433lb

Standard 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:

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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