305 CR Mini Hydraulic Excavator

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Description
Technical Specifications
Benefits and Features
Equipment
360 View

The Catยฎ 305 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

Engine
Net Power 45 HP
Engine Model C1.7 Turbo
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC 45 HP
Note Advertised power is tested per the specified standard in effect at the time of manufacture.
Gross Power - 2,400 rpm - SAE J1995:2014 48.4 HP
Stroke 3.9 in
Bore 3.3 in
Displacement 101 inยณ
Emissions The Catยฎ C3.3B engine meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Weights
Operating Weight 12688 lb
Minimum Operating Weight with Canopy* 11016 lb
Note (1) *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight.
Minimum Operating Weight with Cab* 11234 lb
Maximum Operating Weight with Cab** 12688 lb
Maximum Operating Weight with Canopy** 12469 lb
Note (2) **Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket.
Dimensions - Long Stick
Dig Depth 144.5 in
Stick Length 63 in
Track Width 78 in
Maximum Blade Depth 23.4 in
Maximum Dump Clearance 151.4 in
Boom Swing - Left 615 mm
Boom Swing - Right 34.1 ยฐ
Swing Bearing - Height 24.4 in
Boom Height - Shipping Position 74.6 in
Boom In Reach 101.6 in
Maximum Reach 235.8 in
Track Belt/Shoe Width 15.7 in
Maximum Reach - Ground Level 229.7 in
Maximum Blade Height 15.2 in
O/A Shipping Height 100.4 in
Tail Swing without Counterweight 43.1 in
O/A Undercarriage Length 101.6 in
Tail Swing with Counterweight 47.2 in
Vertical Wall 100.8 in
Note *Overall Shipping Length depends on blade position during shipment.
Overall Shipping Length* 210.2 in
Maximum Dig Height 210.8 in
Ground Clearance 13.2 in
Swing System
Boom Swing - Left 72 Degrees
Machine Swing Speed 9 r/min
Boom Swing - Right 50 Degrees
Dimensions - Standard Stick
Maximum Dig Height 205.3 in
Maximum Blade Height 15.2 in
Dig Depth 134.6 in
Boom Swing - Right 34.1 ยฐ
Maximum Reach - Ground Level 220.1 in
Tail Swing without Counterweight 43.1 in
Boom Height - Shipping Position 71.7 in
Maximum Blade Depth 23.4 in
Maximum Reach 226.6 in
Boom Swing - Left 24.2 ยฐ
Overall Shipping Length* 208.9 in
O/A Undercarriage Length 101.6 in
Swing Bearing - Height 24.4 in
Stick Length 53.2 in
Track Belt/Shoe Width 15.7 in
Boom In Reach 101.2 in
Vertical Wall 91.9 in
Tail Swing with Counterweight 47.2 in
Maximum Dump Clearance 145.7 in
O/A Shipping Height 100.4 in
Note *Overall Shipping Length depends on blade position during shipment.
Ground Clearance 13.2 in
Service Refill Capacities
Hydraulic Tank 16 gal (US)
Fuel Tank 17 gal (US)
Engine Oil 1.6 gal (US)
Hydraulic System 20 gal (US)
Cooling System 2.9 gal (US)
Travel System
Ground Pressure - Minimum Weight 4 psi
Maximum Traction Force - Low Speed 11353 lbf
Ground Pressure - Maximum Weight 4.7 psi
Travel Speed - Low 1.7 mile/h
Maximum Traction Force - High Speed 5553 lbf
Travel Speed - High 3.1 mile/h
Gradeability - Maximum 30 degrees
Blade
Angle Blade Width 78 in
Straight Blade Height 15.4 in
Straight Blade Width 78 in
Angle Blade Height 15.7 in
Angle Blade - Left 25 degrees
Angle Blade - Right 25 degrees
Sound
Average Exterior Sound Pressure (ISO 6395:2008) 99 dB(A)
Note *The declared dynamic operator sound pressure levels per ISO 6396:2008. The measurements were conducted with the cab doors and windows closed. **The labeled sound power level for the CE marked configurations when measured according to the test procedure a
Operator Sound Pressure (ISO 6396:2008) 72 dB(A)
Hydraulic System
Auxiliary Circuit - Secondary - Pressure 3843 psi
Pump Flow at 2,400 rpm 35 gal/min
Operating Pressure - Swing 2901 psi
Operating Pressure - Travel 3843 psi
Auxiliary Circuit - Secondary - Flow 7 gal/min
Digging Force - Stick - Standard 6362 lbf
Auxiliary Circuit - Primary - Pressure 3843 psi
Auxiliary Circuit - Primary - Flow 21 gal/min
Digging Force - Bucket 11061 lbf
Operating Pressure - Equipment 3843 psi
Note Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force - Stick - Long 5665 lbf
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
Weight Increase from Minimum Configuration
Counterweight 534 lb
Long Stick 75 lb
Steel Tracks with Pads 827 lb
Angle Blade 225 lb
Sustainability
Recyclability 96%

ALL DAY COMFORT

  • Choose either a canopy or a sealed and pressurized cab which can be equipped with air conditioning, adjustable wrist rests, and a suspension seat to help keep you working comfortably all day long.

EASY TO OPERATE

  • Controls are easy to use and the intuitive Next Generation LCD monitor provides easy to read machine information. An advanced touchscreen monitor can also be equipped as an upgrade option.

STICK STEER TRAVEL MODE

  • Moving around the job site is even easier with the Cat Stick Steer option. Easily switch from traditional travel controls with levers and pedals to joystick controls to move the machine and to operate the blade. The benefit of less effort and improved control is in your hands!

BIG PERFORMANCE IN A COMPACT DESIGN

  • Strong lift and dig performance helps you get the job done faster. The compact radius design lets you access and work in the tightest areas. Dozer float allows for easy clean up. An angle blade is also an option for finished grading and easier backfilling applications.

SAFETY ON THE JOB SITE

  • Your safety is our top priority. The Cat mini excavator is designed to help keep you safe on the job. Courtesy work lights and a fluorescent retractable seat belt with optional seat belt reminder system are just a couple of the safety features weโ€™ve built into the machine.

SIMPLE SERVICE FOR LESS DOWNTIME

  • Maintenance is quick and easy on the Cat mini excavator. Routine check points are easy to access at ground level through the side doors.

LOWER OPERATING COSTS

  • Equipped with features such as auto idle, auto engine shutdown, and efficient hydraulics with a variable displacement pump, the Cat mini excavator was designed with reducing your operating costs in mind.

UNMATCHED DEALER SUPPORT

  • Your Cat dealer is here to help you reach your business goals. From providing equipment solutions to operator training to service needs and beyond, your Cat dealer is ready to help.

Standard Equipment:

  • Engine
    • Cat® C1.7 Turbo Engine (U.S. EPA Tier 4 Final)
    • 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
    • Canopy or Cab
    • Top Guard ISO 10262:1998 Level I
    • ROPS โ€“ ISO 12117-2:2008
    • TOPS โ€“ 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 โ€“ Standard Key with Pass Code
    • Fabric Suspension Seat (Cab only)
    • Vinyl Suspension Seat (Canopy only)
    • Hydraulic Lockout โ€“ 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 (not available in all regions)
    • Utility Space for Mobile Phone
    • Next Generation Color LCD Monitor (IP66)
      โ€“ Fuel Level and Coolant Temperature Gauges
      โ€“ Maintenance and Machine Monitoring
      โ€“ Performance and Machine Adjustments
      โ€“ Numeric Security Code
      โ€“ Multiple Languages
      โ€“ Hour Meter with Wake Up Switch
      โ€“ Jog Dial (cab only)
  • Undercarriage
    • Rubber Belt (400 mm/15.7 in)
    • Dozer Straight Blade
    • Dozer Blade Float
    • Tie Downs on Track Frame
  • Boom, Stick And Linkages
    • One Piece Boom (2716 mm/106.9 in)
    • Standard Stick (1351 mm/53.2 in)
    • Front Shovel Capable โ€“ Pin-On
    • Thumb Ready
    • Certified Lifting Eye
  • Electrical
    • 12 Volt Battery
    • Software (machine and monitor)
    • Maintenance Free Battery
    • Battery Disconnect
    • 12 Volt Power Socket
    • Travel Alarm (optional in some regions)

Optional Equipment:

  • Undercarriage
    • Steel Track (400 mm/15.7 in)
    • Steel Track with Rubber Pads
    • Angle Blade
  • Boom, Stick And Linkages
    • Long Stick (1601 mm/63.0 in)
    • Front Shovel Capable โ€“ Dual Lock Manual Coupler
    • Front Shovel Capable โ€“ Hydraulic Coupler
    • Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
    • 2nd Auxiliary Hydraulic Lines
    • Bucket Divert Lines
    • Boom Lowering Check Valve
    • Stick Lowering Check Valve
    • Hydraulic Quick Coupler Lines
  • Electrical
    • Product Link PL243 (regulations apply)
    • Product Link PLE643 (regulations apply)
  • Guarding
    • Top Guard ISO 10262:1998 (Level II) (Cab)
    • Front Guard (Mesh) ISO 10262:1998 (Level I) (Cab)
    • Front Guard (Heavy Duty) ISO 10262:1998 (Level II) (Cab)
    • Front Guard (Mesh) ISO 10262:1998 (Level I) (Canopy)
    • Front Guard (Heavy Duty) ISO 10262:1998 (Level II) (Canopy)
  • Other
    • Bio Oil Capable
    • Eco Drain
    • Water Jacket Heater
    • Counterweight (242 kg/534 lb)
  • Operator Environment
    • Cab with Air Conditioning
    • Cab with Heater
    • No Travel Pedals and Hand Levers (optional in some regions)
    • Machine Security โ€“ Push to Start with Key Fob/Pass Code
    • LED Front Lights
    • LED Front and Rear Lights
    • LED Boom Light
    • Mirrors, Left, Right and Rear
    • Camera
    • Radio โ€“ Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
    • Next Generation Advanced Monitor
      โ€“ Touch Screen
      โ€“ Site Reference System
      โ€“ High Definition Camera Capable (IP68 and IP69K)
      โ€“ Numeric Security Code
    • Seat Belt Reminder System
    • Cat Grade with Advanced 2D
    • Cat Grade with 3D


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