303.5 CR Mini Hydraulic Excavator

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Product description

The Cat^® 303.5 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
Engine Model - C1.7
Emissions - Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Note (2) - Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
Stroke - 3.9in
Bore - 3.3in
Net Power @ 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 - 23.6HP
Displacement - 104in³
Note - Net power is tested per ISO 9249 and 80/1269/EEC.

Weights

Operating Weight - 9239lb
Minimum Operating Weight with Canopy* - 7673lb
EU: CE Plate Weight with Cab*** - 8004lb
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.
Maximum Operating Weight with Cab** - 9239lb
Maximum Operating Weight with Canopy** - 8930lb
EU: CE Plate Weight with Canopy*** - 7784lb
Minimum Operating Weight with Cab* - 7982lb
Note (1) - * Minimum Weight is based on fixed rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight.
Note (2) - **Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight.

Dimensions - Long Stick

Dig Depth - 122.4in
Boom Height - Shipping Position - 68.9in
Maximum Blade Height - 15.2in
O/A Undercarriage Length - 87.4in
Boom Swing - Right - 34.3°
Track Belt/Shoe Width - 11.8in
Maximum Reach - 216.9in
O/A Track Width - 70.1in
Maximum Blade Depth - 21.1in
Tail Swing without Counterweight - 35in
Stick Length - 61.4in
Swing Bearing - Height - 22.2in
Boom Swing - Left - 640°
Overall Shipping Length* - 190.9in
Maximum Reach - Ground Level - 211.8in
Maximum Dump Clearance - 141.7in
O/A Shipping Height - 97.6in
Note - *Overall Shipping Length depends on blade position during shipment.
Boom In Reach - 73.2in
Maximum Dig Height - 197.6in
Vertical Wall - 94.1in

Blade

Height - 13.8in
Width - 70.1in

Dimensions - Standard Stick

Tail Swing without Counterweight - 35in
Maximum Blade Depth - 21.1in
Maximum Blade Height - 15.2in
Boom Swing - Right - 34.3°
Stick Length - 49.6in
Maximum Reach - Ground Level - 202in
Boom Swing - Left - 25.2°
Maximum Reach - 207.5in
Track Belt/Shoe Width - 11.8in
Maximum Dump Clearance - 137.4in
Swing Bearing - Height - 22.2in
Boom Height - Shipping Position - 59.8in
O/A Shipping Height - 97.6in
Overall Shipping Length* - 189in
Boom In Reach - 69.3in
Note - *Overall Shipping Length depends on blade position during shipment.
Maximum Dig Height - 193.7in
Vertical Wall - 88.6in
Dig Depth - 110.6in
O/A Undercarriage Length - 87.4in

Hydraulic System

Digging Force - Stick - Standard - 4249lbf
Pump Flow at 2,400 rpm - 26gal/min
Auxiliary Circuit - Primary - Flow - 18gal/min
Operating Pressure - Swing - 2625psi
Type - Load Sensing Hydraulics with Variable Displacement Piston Pump
Auxiliary Circuit - Secondary - Pressure - 3553psi
Digging Force - Stick - Long - 3799lbf
Auxiliary Circuit - Secondary - Flow - 7gal/min
Digging Force - Bucket - 7419lbf
Operating Pressure - Travel - 3553psi
Operating Pressure - Equipment - 3553psi
Auxiliary Circuit - Primary - Pressure - 3553psi
Note - *Flow and pressure are not combinable. Under load, as flow rises pressure goes down.

Certification - Cab and Canopy

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

Travel System

Ground Pressure - Maximum Weight - 5.2psi
Ground Pressure - Minimum Weight - 4.3psi
Maximum Traction Force - High Speed - 3799lbf
Maximum Traction Force - Low Speed - 6969lbf
Travel Speed - High - 2.8mile/h
Gradeability - Maximum - 30 degrees
Travel Speed - Low - 1.6mile/h

Sustainability

Recyclability - 95%

Service Refill Capacities

Fuel Tank - 11.9gal (US)
Hydraulic Tank - 5.3gal (US)
Cooling System - 1.8gal (US)
Engine Oil - 1.6gal (US)
Hydraulic System - 11.9gal (US)

Sound

Note - European Union Directive ‚ "2000/14/EC"
Operator Sound Pressure (ISO 6396:2008) - 78dB(A)
Average Exterior Sound Pressure (ISO 6395:2008) - 94dB(A)

Weight Increase from Minimum Configuration

Steel Tracks - 287lb
Long Stick - 44lb
Angle Blade - 353lb

Swing System

Machine Swing Speed - 9r/min
Boom Swing - Right - 50°

Standard Equipment:

Engine
- Cat C1.7 NA 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
Operator Environment
- Tilt-up Canopy or Tilt-Up Cab
- Top Guard ISO 10262:1998 Level I
- ROPS – ISO 12117-2:2008
- TOPS – ISO 12117:1997
- 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)
  
  Next Generation Advanced Monitor (Optional)
  – 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
Undercarriage
- Rubber Belt (300 mm/11.8 in wide)
- Dozer Blade
- Dozer Blade Float
- Angle Blade
- Tie Downs on Track Frame
Boom, Stick And Linkages
- One Piece Boom (2400 mm/94.5 in)
- Standard Stick (1260 mm/49.6 in)
- 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)
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)
- Front Shovel Capable – Hydraulic Coupler
Electrical
- Battery Disconnect
- Product Link PL243 (regulations apply)
- Product Link PLE643 (regulations apply)
- Travel Alarm (standard in some regions)
Guarding
- Guard, Canopy
- Guard, Mesh
Other
- Bio Oil Capable
- Eco Drain
- Water Jacket Heater