307.5 Mini Hydraulic Excavator

Net Power

54.8hp

Engine Model

Cat C2.4 Turbo

Displacement

148in³

Gross Power – SAE J1995:2014

57.9hp

Bore

3.4in

Stroke

4in

Rated Net Power – 2,400 rpm – U.S. EPA Tier 4 Final/EU Stage V – ISO 9249/EEC 80/1269

54.8hp

Operating Weight

17905lb

Note (2)

**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.

Maximum Operating Weight with Cab**

17905lb

Minimum Operating Weight with Cab*

16549lb

Note (1)

*Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.

Dig Depth

182.8in

Cab Height

100in

Maximum Blade Height

14.6in

Track Belt/Shoe Width

17.7in

Maximum Dump Clearance

225.1in

O/A Undercarriage Length

108.7in

O/A Track Width

86.6in

Vertical Wall

161.9in

Width over Upper House

88.6in

Boom In Reach

88.6in

Stick Length

86.9in

Tail Swing with Counterweight

76in

Maximum Reach

267.9in

Ground Clearance

14.6in

Swing Bearing – Height

29.7in

Tail Swing without Counterweight

70.9in

Maximum Dig Height

305.7in

Maximum Blade Depth

16in

Maximum Reach – Ground Level

262.6in

Height – Boom Transport – No Tools

100.4in

Overall Shipping Length – without Counterweight

240.9in

Overall Shipping Length – with Counterweight

246.1in

Note (1)

Boom Height when stick is pinned in transport position with no attachments.

Height – Boom Working – With Tools

124in

Note (2)

Boom Height when stick is pinned in working position with attachments.

Height

17in

Width

90in

Long Stick

181lb

Counterweight

552lb

Steel Tracks with Pads

628lb

Maximum Traction Force – Low Speed

14035lb

Maximum Traction Force – High Speed

5856lb

Travel Speed – High

3.1mile/h

Ground Pressure – Maximum Weight

5.5psi

Travel Speed – Low

1.9mile/h

Gradeability – Maximum

30 degrees

Ground Pressure – Minimum Weight

5.1psi

Cooling System

2.6gal (US)

Hydraulic System

29gal (US)

Hydraulic Tank

14gal (US)

Fuel Tank

38gal (US)

Engine Oil

2.5gal (US)

Type

Load Sensing Hydraulics with Variable Displacement Piston Pump

Operating Pressure – Swing

3626psi

Note

Flow and pressure are not combinable. Under load, as flow rises pressure goes down.

Pump Flow at 2,400 rpm

44gpm

Digging Force – Stick – Standard

8504lb

Operating Pressure – Travel

4134psi

Operating Pressure – Equipment

4134psi

Digging Force – Stick – Long

7579lb

Digging Force – Bucket

12272lb

Maximum Auxiliary Circuit – Secondary – Flow at Pump

9gpm

Maximum Auxiliary Circuit – Secondary – Pressure at Pump

4134psi

Maximum Auxiliary Circuit – Primary – Flow at Pump

35gpm

Maximum Auxiliary Circuit – Primary – Pressure at Pump

4134psi

Machine Swing Speed

10r/min

Roll Over Protective Structure (ROPS)

ISO 12117-2:2008

Top Guard

ISO 10262:1998 (Level I)

Tip Over Protective Structure (TOPS)

ISO 12117:1997

Operator Sound Pressure (ISO 6396:2008)

72dB(A)

Average Exterior Sound Pressure (ISO 6395:2008)

98dB(A)

Note

European Union Directive “2000/14/EC”

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.

Tail Swing with Counterweight

76in

Vertical Wall

141.6in

Tail Swing without Counterweight

70.9in

Stick Length

65.6in

Boom In Reach

66.2in

Track Belt/Shoe Width

17.7in

Ground Clearance

14.6in

O/A Track Width

86.6in

Maximum Reach – Ground Level

242.1in

O/A Undercarriage Length

108.7in

Width over Upper House

88.6in

Maximum Reach

247.9in

Swing Bearing – Height

29.7in

Maximum Blade Height

14.6in

Maximum Blade Depth

16in

Dig Depth

161.4in

Maximum Dump Clearance

208.6in

Cab Height

100in

Maximum Dig Height

289.3in

Height – Boom Working – With Tools

107.5in

Overall Shipping Length – with Counterweight

245.3in

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

240.2in

Height – Boom Transport – No Tools

101.2in

Note (1)

Boom Height when stick is pinned in transport position with no attachments.

Recyclability

96%

Engine
- Cat C2.4 Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) – 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 – Double Element Air Filter
- Extended Life Coolant, –37° C ( –37° 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
- Cab Mirrors (vary by region)
- 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 – 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)
  – Jog Dial Interface (cab machines only)
  – Fuel Level and Coolant Temperature Gauges
  – Maintenance and Machine Monitoring
  – Performance and Machine Adjustments
  – Numeric Security Code
  – Multiple Languages
  – Camera Ready (IP68 and IP69K)
  – Hour Meter with Wake Up Switch
Technology (availability Varies By Region)
- Product Link^™ Basic
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 – 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
- Lock Out/Tag Out Battery Disconnect
- Ignition Key Stop Switch
- Travel Alarm
- Rear and Side Camera
Guarding
- ROPS ISO 12117-2:2008
- Top Guard ISO 10262:1998 (Level I)
Other
- Locks on External Enclosure Doors
- Lockable Fuel Cap
- Beacon Socket
- Rear Reflectors

Operator Environment
- Air Suspension Heated Seat
- Seat Belt Reminder System
- Rain Visor
- Next Generation Advanced Monitor (below are all included with Next Generation Advanced Monitor option)
  – Jog Dial Control Interface
  – Touch Screen
  – Site Reference System
  – High Definition Camera Capable (IP68 and IP69K)
  – Numeric Security Code
Technology (availability Varies By Region)
- Ease of Use Indicate
- Ease of Use E-Fence
- Cat Grade Advanced 2D
- Cat Grade 3D
- Product Link Elite (regulations apply)
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
- Certified Lifting Eye (optional in some regions)
Electrical
- Rotating Beacon
Guarding
- Top Guard ISO 10262:1998 (Level II)
- Front Guard (Mesh) ISO 10262:1998 (Level I)
- Front Guard (Heavy Duty) ISO 10262:1998 (Level II)
- Track Guards
Other
- Water Jacket Heater
- Refueling Pump

307.5 Mini Hydraulic Excavator