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Mini Excavators 307.5

An extensive line of Cat® mini hydraulic excavators offers the performance to dig in and be productive on every job.

Mini Excavators 307.5

An extensive line of Cat® mini hydraulic excavators offers the performance to dig in and be productive on every job.
Units: USMetric

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.
Units: USMetric

Blade

Height 17 in 431 mm
Width 90 in 2280 mm
Units: USMetric

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
Units: USMetric

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.
Units: USMetric

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.
Units: USMetric

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
Units: USMetric

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
Units: USMetric

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
Units: USMetric

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”
Units: USMetric

Swing System

Machine Swing Speed 10 r/min 10 r/min
Units: USMetric

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
Units: USMetric

Weight Increase from Minimum Configuration

Long Stick 181 lb 82 kg
Counterweight 552 lb 250 kg
Steel Tracks with Pads 628 lb 285 kg
Units: USMetric

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.
ENGINE
Cat C2.4 Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) – Electronic Engine, Turbo, Diesel Particulate Filter (DPF)
HYDRAULICS
Smart Tech Electronic Pump
OPERATOR ENVIRONMENT
Top Guard ISO 10262 1998 Level I
UNDERCARRIAGE
Greased and Lubricated Track
BOOM, STICK AND LINKAGES
One Piece Boom (3700 mm/145.7 in)
ELECTRICAL
12 Volt Electrical System
OTHER
Locks on External Enclosure Doors

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