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307.5 Mini Hydraulic Excavator

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Product Description

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.

Specifications
Us
Metric
Engine
Engine Model
Cat C2.4 Turbo
Net Power
54.8 HP
40.9 kW
Displacement
148 in³
2.43 l
Gross Power - SAE J1995
57.9 HP
43.2 kW
Bore
3.4 in
87 mm
Stroke
4 in
102.4 mm
Rated Net Power - 2,400 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269
54.8 HP
40.9 kW
Weights
Operating Weight
17905 lb
8120 kg
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**
17905 lb
8120 kg
Minimum Operating Weight with Cab*
16549 lb
7505 kg
Note (1)
*Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
Weight Increase from Minimum Configuration
Long Stick
181 lb
82 kg
Counterweight
552 lb
250 kg
Steel Tracks with Pads
628 lb
285 kg
Travel System
Maximum Traction Force - Low Speed
14035 lb
62.4 kN
Maximum Traction Force - High Speed
5856 lb
26.1 kN
Travel Speed - High
3.1 mile/h
5 km/h
Ground Pressure - Maximum Weight
5.5 psi
37.7 kPa
Travel Speed - Low
1.9 mile/h
3.1 km/h
Gradeability - Maximum
30 degrees
Ground Pressure - Minimum Weight
5.1 psi
34.8 kPa
Service Refill Capacities
Cooling System
2.6 gal (US)
10 l
Hydraulic System
29 gal (US)
110 l
Hydraulic Tank
14 gal (US)
53 l
Fuel Tank
38 gal (US)
145 l
Engine Oil
2.5 gal (US)
9.5 l
Hydraulic System
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Operating Pressure - Swing
3626 psi
250 bar
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Pump Flow at 2,400 rpm
44 gal/min
167 l/min
Digging Force - Stick - Standard
8504 lb
37.8 kN
Operating Pressure - Travel
4134 psi
285 bar
Operating Pressure - Equipment
4134 psi
285 bar
Digging Force - Stick - Long
7579 lb
33.7 kN
Digging Force - Bucket
12272 lb
54.6 kN
Maximum Auxiliary Circuit - Secondary - Flow at Pump
9 gal/min
33 l/min
Maximum Auxiliary Circuit - Secondary - Pressure at Pump
4134 psi
285 bar
Maximum Auxiliary Circuit - Primary - Flow at Pump
35 gal/min
131 l/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump
4134 psi
285 bar
Swing System
Machine Swing Speed
10 r/min
10 r/min
Blade
Height
17 in
431 mm
Width
90 in
2280 mm
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)
72 dB(A)
72 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)
98 dB(A)
98 dB(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
76 in
1930 mm
Vertical Wall
141.6 in
3597 mm
Tail Swing without Counterweight
70.9 in
1800 mm
Stick Length
65.6 in
1665 mm
Boom In Reach
66.2 in
1681 mm
Track Belt/Shoe Width
17.7 in
450 mm
Ground Clearance
14.6 in
370 mm
O/A Track Width
86.6 in
2200 mm
Maximum Reach - Ground Level
242.1 in
6151 mm
O/A Undercarriage Length
108.7 in
2760 mm
Width over Upper House
88.6 in
2250 mm
Maximum Reach
247.9 in
6297 mm
Swing Bearing - Height
29.7 in
756 mm
Maximum Blade Height
14.6 in
370 mm
Maximum Blade Depth
16 in
407 mm
Dig Depth
161.4 in
4100 mm
Maximum Dump Clearance
208.6 in
5300 mm
Cab Height
100 in
2541 mm
Maximum Dig Height
289.3 in
7348 mm
Height - Boom Working - With Tools
107.5 in
2730 mm
Overall Shipping Length - with Counterweight
245.3 in
6230 mm
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
6100 mm
Height - Boom Transport - No Tools
101.2 in
2570 mm
Note (1)
Boom Height when stick is pinned in transport position with no attachments.
Dimensions - Long Stick
Cab Height
100 in
2541 mm
Maximum Blade Height
14.6 in
370 mm
Track Belt/Shoe Width
17.7 in
450 mm
Maximum Dump Clearance
225.1 in
5717 mm
O/A Undercarriage Length
108.7 in
2760 mm
O/A Track Width
86.6 in
2200 mm
Dig Depth
182.8 in
4642 mm
Vertical Wall
161.9 in
4113 mm
Width over Upper House
88.6 in
2250 mm
Boom In Reach
88.6 in
2250 mm
Stick Length
86.9 in
2208 mm
Tail Swing with Counterweight
76 in
1930 mm
Maximum Reach
267.9 in
6805 mm
Ground Clearance
14.6 in
370 mm
Swing Bearing - Height
29.7 in
756 mm
Tail Swing without Counterweight
70.9 in
1800 mm
Maximum Dig Height
305.7 in
7765 mm
Maximum Blade Depth
16 in
407 mm
Maximum Reach - Ground Level
262.6 in
6670 mm
Height - Boom Transport - No Tools
100.4 in
2550 mm
Overall Shipping Length - without Counterweight
240.9 in
6120 mm
Overall Shipping Length - with Counterweight
246.1 in
6250 mm
Note (1)
Boom Height when stick is pinned in transport position with no attachments.
Height - Boom Working - With Tools
124 in
3150 mm
Note (2)
Boom Height when stick is pinned in working position with attachments.
Standard/Optional

Standard Equipment

ENGINE
HYDRAULICS
OPERATOR ENVIRONMENT
UNDERCARRIAGE
BOOM, STICK AND LINKAGES
ELECTRICAL
OTHER

Optional Equipment

OPERATOR ENVIRONMENT
UNDERCARRIAGE
BOOM, STICK AND LINKAGES
ELECTRICAL
GUARDING
OTHER

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