At a glance data:
Engine Model:
Cat C2.4 Turbo
Overview
The Cat® 307.5 Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.
Engine
Net Power:
54.8hp
Displacement:
148in³
Gross Power - SAE J1995:
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
Weights
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.
Dimensions - Long Stick
Dig Depth:
182.8in
Weight Increase from Minimum Configuration
Long Stick:
181lb
Counterweight:
552lb
Steel Tracks with Pads:
628lb
Engine
Engine Model:
Cat C2.4 Turbo
Travel System
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
Service Refill Capacities
Cooling System:
2.6gal (US)
Hydraulic System:
29gal (US)
Hydraulic Tank:
14gal (US)
Fuel Tank:
38gal (US)
Engine Oil:
2.5gal (US)
Hydraulic System
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:
44gal/min
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:
9gal/min
Maximum Auxiliary Circuit - Secondary - Pressure at Pump:
4134psi
Maximum Auxiliary Circuit - Primary - Flow at Pump:
35gal/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump:
4134psi
Swing System
Machine Swing Speed:
10r/min
Blade
Height:
17in
Width:
90in
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
Sound
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 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.
Dimensions - Standard Stick
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.
Dimensions - Long Stick
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.
Sustainability
Recyclability:
96%
Standard Equipment
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
- 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 & IP69K)
– 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 – 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)
– Jog Dial Control Interface
– Touch Screen
– Site Reference System
– High Definition Camera Capable (IP68 & IP69K)
– 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
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