307.5 Mini Hydraulic Excavator

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Description
Technical Specifications
Benefits and Features
Equipment

The Catยฎ 307.5 Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.

Engine
Engine Model Cat C2.4 Turbo
Net Power 54.8 HP
Gross Power - SAE J1995 57.9 HP
Rated Net Power - 2,400 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 54.8 HP
Bore 3.4 in
Stroke 4 in
Displacement 148 inยณ
Weights
Operating Weight 17905 lb
Maximum Operating Weight with Cab** 17905 lb
Minimum Operating Weight with Cab* 16549 lb
Note (1) *Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
Note (2) **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Blade
Height 17 in
Width 90 in
Dimensions - Long Stick
Track Belt/Shoe Width 17.7 in
Maximum Dump Clearance 225.1 in
O/A Undercarriage Length 108.7 in
O/A Track Width 86.6 in
Vertical Wall 161.9 in
Width over Upper House 88.6 in
Boom In Reach 88.6 in
Height - Boom Transport - No Tools 100.4 in
Overall Shipping Length - without Counterweight 240.9 in
Overall Shipping Length - with Counterweight 246.1 in
Note (1) Boom Height when stick is pinned in transport position with no attachments.
Height - Boom Working - With Tools 124 in
Note (2) Boom Height when stick is pinned in working position with attachments.
Stick Length 86.9 in
Tail Swing with Counterweight 76 in
Maximum Reach 267.9 in
Ground Clearance 14.6 in
Swing Bearing - Height 29.7 in
Tail Swing without Counterweight 70.9 in
Maximum Dig Height 305.7 in
Maximum Blade Depth 16 in
Maximum Reach - Ground Level 262.6 in
Dig Depth 182.8 in
Cab Height 100 in
Maximum Blade Height 14.6 in
Dimensions - Standard Stick
Boom In Reach 66.2 in
Track Belt/Shoe Width 17.7 in
Ground Clearance 14.6 in
O/A Track Width 86.6 in
Maximum Reach - Ground Level 242.1 in
O/A Undercarriage Length 108.7 in
Width over Upper House 88.6 in
Height - Boom Working - With Tools 107.5 in
Maximum Reach 247.9 in
Overall Shipping Length - with Counterweight 245.3 in
Note (2) Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
Overall Shipping Length - without Counterweight 240.2 in
Height - Boom Transport - No Tools 101.2 in
Note (1) Boom Height when stick is pinned in transport position with no attachments.
Swing Bearing - Height 29.7 in
Maximum Blade Height 14.6 in
Maximum Blade Depth 16 in
Dig Depth 161.4 in
Maximum Dump Clearance 208.6 in
Cab Height 100 in
Maximum Dig Height 289.3 in
Tail Swing with Counterweight 76 in
Vertical Wall 141.6 in
Tail Swing without Counterweight 70.9 in
Stick Length 65.6 in
Travel System
Maximum Traction Force - High Speed 5856 lb
Travel Speed - High 3.1 mile/h
Ground Pressure - Maximum Weight 5.5 psi
Travel Speed - Low 1.9 mile/h
Gradeability - Maximum 30 degrees
Ground Pressure - Minimum Weight 5.1 psi
Maximum Traction Force - Low Speed 14035 lb
Weight Increase from Minimum Configuration
Long Stick 181 lb
Counterweight 552 lb
Steel Tracks with Pads 628 lb
Service Refill Capacities
Cooling System 2.6 gal (US)
Hydraulic System 29 gal (US)
Hydraulic Tank 14 gal (US)
Fuel Tank 38 gal (US)
Engine Oil 2.5 gal (US)
Hydraulic System
Operating Pressure - Swing 3626 psi
Note Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Maximum Auxiliary Circuit - Secondary - Flow at Pump 9 gal/min
Maximum Auxiliary Circuit - Secondary - Pressure at Pump 4134 psi
Maximum Auxiliary Circuit - Primary - Flow at Pump 35 gal/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump 4134 psi
Pump Flow at 2,400 rpm 44 gal/min
Digging Force - Stick - Standard 8504 lb
Operating Pressure - Travel 4134 psi
Operating Pressure - Equipment 4134 psi
Digging Force - Stick - Long 7579 lb
Digging Force - Bucket 12272 lb
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Sound
Operator Sound Pressure (ISO 6396:2008) 72 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008) 98 dB(A)
Note European Union Directive โ€œ2000/14/ECโ€
Air Conditioning System
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains .90 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes.
Swing System
Machine Swing Speed 10 r/min
Certification - Cab
Roll Over Protective Structure (ROPS) ISO 12117-2:2008
Top Guard ISO 10262:1998 (Level I)
Tip Over Protective Structure (TOPS) ISO 12117:1997

ALL DAY COMFORT

  • A sealed and pressurized cab is equipped with an improved air conditioning system, 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 Monitor provides customizable machine operator preferences and easy to read machine information.

STICK STEER TRAVEL MODE

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

BIG PERFORMANCE IN A MINI DESIGN

  • Increased lifting, swinging, travel and multi-functioning performance helps you get the job done more efficiently, and blade float allows for easy grading.

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. A back-up camera, courtesy work lights and a fluorescent retractable seat belt are just a few 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 with grouped service points and robust service panels.

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 C2.4 Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) โ€“ Electronic Engine, Turbo, Diesel Particulate Filter (DPF)
    • Automatic Engine Idle
    • Automatic Engine Shutdown
    • Automatic Swing Brake
    • Automatic Two Speed Travel
    • Fuel Water Separator with Indicator
    • Radial Seal โ€“ Double Element Air Filter
    • Extended Life Coolant, โ€“37ยฐ C ( โ€“37ยฐ F)
  • Hydraulics
    • Smart Tech Electronic Pump
    • Variable Displacement Piston Pump
    • Load Sensing/Flow Sharing Hydraulics
    • Power On Demand
    • Hydraulic Temperature Monitoring
    • Certified Accumulator
    • HYDO Advanced Hydraulic Oil
  • Operator Environment
    • Top Guard ISO 10262 1998 Level I
    • ROPS ISO 12117-2:2008
    • Stick Steer Mode
    • Travel Cruise Control
    • Control Pattern Changer
    • Adjustable Wrist Rests
    • Molded Footrests
    • Removable, Washable Floor Mat
    • Travel Pedals and Hand Levers
    • Cat Key with Passcode Option
    • HVAC with Automatic Temperature Control
    • Hydraulic Lockout Controls
    • Integrated Lower Front Window
    • Assisted Front Window Overhead Storage
    • Rear Window Emergency Exit
    • Fabric, High Back, Suspension Seat
    • Retractable Seat Belt (75 mm/3 in)
    • Coat Hook
    • Cup Holder
    • LED Interior Light
    • Literature Holder
    • Mounting Bosses for Top and Front Guards
    • 12V Power Socket
    • Radio โ€“ Bluetooth®, Auxiliary, Microphone, USB (charging only)
    • Skylight
    • Signaling/Warning Horn
    • Cab and (left side) Boom Work Lights
    • Utility Space for Mobile Phone
    • Next Generation Color LCD Monitor (IP66)
      โ€“ Jog Dial Interface (cab machines only)
      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€“ Camera Ready (IP68 & IP69K)
      โ€“ Hour Meter with Wake Up Switch
  • Undercarriage
    • Greased and Lubricated Track
    • Tie Down Eyes on Track Frame
    • Dozer Straight Blade
    • Dozer Float
    • Bolt-on, Reversible Wear Edge
  • Boom, Stick And Linkages
    • One Piece Boom (3700 mm/145.7 in)
    • Standard Stick (1665 mm/65.6 in)
    • Front Shovel Capable โ€“ Pin-on/Manual Coupler/Hydraulic Coupler for Cat Tools
    • Thumb Ready (not available in all regions)
    • Certified Lifting Eye (optional in some regions)
  • Electrical
    • 12 Volt Electrical System
    • 90 Ampere Alternator
    • 900 CCA Maintenance Free Battery
    • Battery Disconnect
    • Ignition Key Stop Switch
    • Product Link Basic (regulations apply)
    • Travel Alarm
  • Other
    • Locks on External Enclosure Doors
    • Lockable Fuel Cap
    • Beacon Socket
    • Rear Reflectors

Optional Equipment:

  • Operator Environment
    • Air Suspension Heated Seat
    • Rain Visor
    • Next Generation Advanced Monitor (below are all included with Next Generation Advanced Monitor option)
      โ€“ Jog Dial Control Interface
      โ€“ Touch Screen
      โ€“ Site Reference System
      โ€“ High Definition Camera Capable (IP68 & IP69K)
      โ€“ Numeric Security Code
  • Undercarriage
    • Steel Tracks (450 mm/17.7 in wide)
    • Wide Steel Tracks (600 mm/23.6 in)
    • Steel Track with Rubber Pads
    • Track Guides
  • Boom, Stick And Linkages
    • Long Stick (2200 mm/86.6 in)
    • Attachments including Buckets, Augers and Hammers
    • 2nd Auxiliary Hydraulic Lines
    • Boom Lowering Check Valve
    • Stick Lowering Check Valve
    • Bucket Linkage with Lift Eye
  • Electrical
    • Product Link Elite (regulations apply)
    • Rearview Camera
    • Rotating Beacon
  • Guarding
    • Heavy Duty Front Guard ISO 10262 1998 Level II
    • Mesh Front Guard ISO 10262 1998 Level I
    • Overhead Cab Guard ISO 10262 1998 Level II
    • Polycarbonate Front Window EN356 P5A (Cab Only)
    • Track Guards
  • Other
    • Water Jacket Heater
    • Refueling Pump