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303E CR Mini Hydraulic Excavator

  • OVERVIEW
  • SPECIFICATIONS
  • STANDARD / OPTIONAL
PRODUCT DESCRIPTION

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.

Dimensions (Approximate) - Long Stick
  • Boom Height in Shipping Position - 63 in
  • Travel System
  • Gradeability (< 10 minutes Operation) - 30°
  • Dimensions (Approximate) - Long Stick
  • Boom Swing Left - 24 in
  • Boom Swing Right - 32 in
  • Dig Depth - 117 in
  • Maximum Blade Depth - 19 in
  • Maximum Blade Height - 16 in
  • Maximum Dig Height - 167 in
  • Maximum Dump Clearance - 117 in
  • Maximum Reach - 198 in
  • Maximum Reach - Ground Level - 193 in
  • Overall Shipping Height - 98 in
  • Overall Shipping Length - 198 in
  • Overall Track Width - 61 in
  • Overall Undercarriage Length - 82 in
  • Swing Bearing Height - 22 in
  • Tail Swing - 31 in
  • Tail Swing with Extra Counterweight - 35 in
  • Track Belt/Shoe Width - 12 in
  • Vertical Wall - 69 in
  • Dimensions (Approximate) - Standard Stick
  • Boom Height in Shipping Position - 63 in
  • Boom In Reach - 83 in
  • Boom Swing Left - 24 in
  • Boom Swing Right - 32 in
  • Dig Depth - 108 in
  • Maximum Blade Depth - 19 in
  • Maximum Blade Height - 16 in
  • Maximum Dig Height - 178 in
  • Maximum Dump Clearance - 124 in
  • Maximum Reach - 195 in
  • Maximum Reach - Ground Level - 189 in
  • Overall Shipping Height - 98 in
  • Overall Shipping Length - 176 in
  • Overall Track Width - 60 in
  • Overall Undercarriage Length - 82 in
  • Swing Bearing Height - 22 in
  • Tail Swing - 31 in
  • Tail Swing with Extra Counterweight - 35 in
  • Track Belt/Shoe Width - 12 in
  • Vertical Wall - 77 in
  • Hydraulic System
  • Auxiliary Circuit - Primary (186 bar/2,697 psi) - 15.9 gal/min
  • Auxiliary Circuit - Secondary (174 bar/2,523 psi) - 7.1 gal/min
  • Digging Force - Stick - Long - 3327
  • Lift Capacities at Ground Level* - Lift Point Radius: 3000 mm (9'8")
  • Blade Down - Front - 2580 lb
  • Blade Down - Side - 1191 lb
  • Blade Up - Front - 1433 lb
  • Blade Up - Side - 1080 lb
  • 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. Lifting capacities are for machine with cab, optional counterweight and standard stick.
  • Lift Capacities at Ground Level* - Lift Point Radius: 4000 mm (13'1")
  • Blade Down - Front - 1632 lb
  • Blade Down - Side - 750 lb
  • Blade Up - Front - 904 lb
  • Blade Up - Side - 662 lb
  • 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. Lifting capacities are for machine with cab, optional counterweight and standard stick.
  • Operating Specifications
  • Machine Overhang - 0 in
  • Machine Overhang with Counterweight - 5 in
  • Stick Length - Long - 61 in
  • Stick Length - Standard - 50 in
  • Travel System
  • Gradeability - Continuous Operation - 20°
  • Ground Pressure - Cab Long Stick - 4.8 psi
  • Ground Pressure - Cab Standard Stick - 4.7 psi
  • Ground Pressure - Canopy Long Stick - 4.5 psi
  • Ground Pressure - Canopy Standard Stick - 4.4 psi
  • Ground Pressure with Cab - Long Stick, Optional Counterweight - 5.2 psi
  • Ground Pressure with Cab - Standard Stick, Optional Counterweight - 5.1 psi
  • Ground Pressure with Canopy - Long Stick, Optional Counterweight - 4.9 psi
  • Ground Pressure with Canopy - Standard Stick, Optional Counterweight - 4.8 psi
  • Weights*
  • Note - *Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
  • Operating Weight with Cab - Long Stick - 7296 lb
  • Operating Weight with Cab - Long Stick, Optional Counterweight - 7883 lb
  • Operating Weight with Cab - Standard Stick - 7204 lb
  • Operating Weight with Cab - Standard Stick, Optional Counterweight - 7790 lb
  • Operating Weight with Canopy - Long Stick - 6813 lb
  • Operating Weight with Canopy - Long Stick, Optional Counterweight - 7400 lb
  • Operating Weight with Canopy - Standard Stick - 6721 lb
  • Operating Weight with Canopy - Standard Stick, Optional Counterweight - 7307 lb
  • Engine
  • Engine Model - Cat C1.3
  • Net Power - 23.5 HP
  • Gross Power - ISO 14396 - 24.8 HP
  • Weights
  • Operating Weight - With Cab - 7204 lb
  • Operating Weight - With Canopy - 6721 lb
  • Engine
  • Bore - 3.1 in
  • Displacement - 77 in³
  • Stroke - 3.5 in
  • Travel System
  • Maximum Traction Force - High Speed - 3417
  • Maximum Traction Force - Low Speed - 6947
  • Travel Speed - High - 2.8 mile/h
  • Travel Speed - Low - 1.5 mile/h
  • Hydraulic System
  • Digging Force - Bucket - 6385
  • Digging Force - Stick - Standard - 3732
  • Operating Pressure - Equipment - 3553 psi
  • Operating Pressure - Swing - 2625 psi
  • Operating Pressure - Travel - 3553 psi
  • Pump Flow at 2,400 rpm - 23.1 gal/min
  • Swing System
  • Machine Swing Speed - 9 r/min
  • Boom Swing - Left* - 80°
  • Boom Swing - Right - 50°
  • Note - *Automatic swing brake, spring applied, hydraulic release.
  • Blade
  • Width - 60 in
  • Height - 13 in
  • Dig Depth - 19 in
  • Lift Height - 16 in
  • Service Refill Capacities
  • Cooling System - 1.2 gal (US)
  • Engine Oil - 1.5 gal (US)
  • Fuel Tank - 11.9 gal (US)
  • Hydraulic System - 17.2 gal (US)
  • Hydraulic Tank - 12.4 gal (US)
  • Engine
  • Gross Power - 24.8 HP
  • Certification - Cab and Canopy
  • Roll Over Protective Structure (ROPS) - ISO 12117-2:2008
  • Tip Over Protective Structure (TOPS) - ISO 12117:1997
  • Top Guard - ISO 10262:1998 (Level I)
  • Engine
  • Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269 - 23.5 HP
  • Hydraulic System
  • Type - Load Sensing Hydraulics with Variable Displacement Piston Pump
  • Undercarriage
  • Number of Carrier Rollers - 1
  • Number of Track Rollers - 4
  • Track Roller Type - Center Flange
  • Weights
  • Note - Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
  • Standard Equipment
  • STANDARD EQUIPMENT
  • Optional Equipment
  • OPTIONAL EQUIPMENT
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