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303E CR Mini Hydraulic Excavator

303E CR Mini Hydraulic Excavator

At a Glance

Net Power
23.5 HP
Operating Weight - With Cab
7204 lb
Dig Depth
117 in
Engine Model
Cat C1.3
Request a Demo Machine Comparison

Overview

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

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

Weights

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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

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Dig Depth 117in
Overall Shipping Length 198in
Maximum Dump Clearance 117in
Boom Swing Left 24in
Boom Height in Shipping Position 63in
Swing Bearing Height 22in
Overall Track Width 61in
Maximum Blade Height 16in
Tail Swing with Extra Counterweight 35in
Maximum Blade Depth 19in
Boom Swing Right 32in
Maximum Dig Height 167in
Boom In Reach 79in
Vertical Wall 69in
Tail Swing 31in
Maximum Reach - Ground Level 193in
Overall Shipping Height 98in
Overall Undercarriage Length 82in
Track Belt/Shoe Width 12in
Maximum Reach 198in

Swing System

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

Blade

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Width 60in
Height 13in
Dig Depth 19in
Lift Height 16in

Dimensions (Approximate) - Standard Stick

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Boom In Reach 83in
Maximum Reach - Ground Level 189in
Overall Shipping Length 176in
Vertical Wall 77in
Overall Shipping Height 98in
Maximum Reach 195in
Swing Bearing Height 22in
Boom Height in Shipping Position 63in
Maximum Blade Depth 19in
Maximum Blade Height 16in
Tail Swing with Extra Counterweight 35in
Boom Swing Right 32in
Boom Swing Left 24in
Overall Undercarriage Length 82in
Dig Depth 108in
Maximum Dig Height 178in
Overall Track Width 60in
Track Belt/Shoe Width 12in
Maximum Dump Clearance 124in
Tail Swing 31in

Weights*

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Operating Weight with Cab - Long Stick, Optional Counterweight 7883lb
Operating Weight with Canopy - Standard Stick, Optional Counterweight 7307lb
Operating Weight with Cab - Long Stick 7296lb
Operating Weight with Cab - Standard Stick, Optional Counterweight 7790lb
Operating Weight with Canopy - Standard Stick 6721lb
Note *Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Operating Weight with Cab - Standard Stick 7204lb
Operating Weight with Canopy - Long Stick 6813lb
Operating Weight with Canopy - Long Stick, Optional Counterweight 7400lb

Travel System

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Ground Pressure with Cab - Long Stick, Optional Counterweight 5.2psi
Ground Pressure with Cab - Standard Stick, Optional Counterweight 5.1psi
Ground Pressure with Canopy - Standard Stick, Optional Counterweight 4.8psi
Maximum Traction Force - Low Speed 6947lbf
Maximum Traction Force - High Speed 3417lbf
Travel Speed - Low 1.5mile/h
Travel Speed - High 2.8mile/h
Ground Pressure - Canopy Long Stick 4.5psi
Gradeability - Continuous Operation 20°
Ground Pressure - Canopy Standard Stick 4.4psi
Ground Pressure with Canopy - Long Stick, Optional Counterweight 4.9psi
Ground Pressure - Cab Long Stick 4.8psi
Ground Pressure - Cab Standard Stick 4.7psi
Gradeability (< 10 minutes Operation) 30°

Operating Specifications

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

Undercarriage

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

Hydraulic System

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Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Operating Pressure - Travel 3553psi
Operating Pressure - Swing 2625psi
Operating Pressure - Equipment 3553psi
Digging Force - Stick - Standard 3732lbf
Digging Force - Bucket 6385lbf
Digging Force - Stick - Long 3327lbf
Auxiliary Circuit - Primary (186 bar/2,697 psi) 15.9gal/min
Auxiliary Circuit - Secondary (174 bar/2,523 psi) 7.1gal/min
Pump Flow at 2,400 rpm 23.1gal/min

Certification - Cab and Canopy

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

Service Refill Capacities

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

Lift Capacities at Ground Level* - Lift Point Radius: 4000 mm (13'1")

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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 Down - Side 750lb
Blade Down - Front 1632lb
Blade Up - Side 662lb

Lift Capacities at Ground Level* - Lift Point Radius: 3000 mm (9'8")

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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 - Front 1433lb
Blade Up - Side 1080lb
Blade Down - Front 2580lb
Blade Down - Side 1191lb