307.5 Mini Hydraulic Excavator
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.
| Maximum Auxiliary Circuit - Primary - Flow at Pump | 131 l/min |
|---|---|
| Maximum Auxiliary Circuit - Secondary - Flow at Pump | 33 l/min |
| Maximum Auxiliary Circuit - Primary - Pressure at Pump | 285 bar |
| Maximum Auxiliary Circuit - Secondary - Pressure at Pump | 285 bar |
| Type | Load Sensing Hydraulics with Variable Displacement Piston Pump |
| Digging Force - Bucket | 54.6 kN |
| Digging Force - Stick - Standard | 37.8 kN |
| Digging Force - Stick - Long | 33.7 kN |
| Pump Flow at 2,400 rpm | 167 l/min |
| Operating Pressure - Swing | 250 bar |
| Operating Pressure - Equipment | 285 bar |
| Operating Pressure - Travel | 285 bar |
| Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
| Net Power | 40.9 kW |
| Gross Power - SAE J1995 | 43.2 kW |
| Bore | 87 mm |
| Stroke | 102.4 mm |
| Displacement | 2.43 l |
| Engine Model | Cat C2.4 Turbo |
| Rated Net Power - 2,400 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 | 40.9 kW |
| Long Stick | 82 kg |
| Counterweight | 250 kg |
| Steel Tracks with Pads | 285 kg |
| Ground Pressure - Minimum Weight | 34.8 kPa |
| Ground Pressure - Maximum Weight | 37.7 kPa |
| Gradeability - Maximum | 30 degrees |
| Travel Speed - High | 5 km/h |
| Travel Speed - Low | 3.1 km/h |
| Maximum Traction Force - High Speed | 26.1 kN |
| Maximum Traction Force - Low Speed | 62.4 kN |
| Average Exterior Sound Pressure (ISO 6395:2008) | 98 dB(A) |
| Note | European Union Directive “2000/14/EC” |
| Operator Sound Pressure (ISO 6396:2008) | 72 dB(A) |
| Tail Swing without Counterweight | 1800 mm |
| Stick Length | 1665 mm |
| Dig Depth | 4100 mm |
| Vertical Wall | 3597 mm |
| Maximum Reach - Ground Level | 6151 mm |
| Maximum Reach | 6297 mm |
| Maximum Dig Height | 7348 mm |
| Maximum Dump Clearance | 5300 mm |
| Boom In Reach | 1681 mm |
| Maximum Blade Height | 370 mm |
| Maximum Blade Depth | 407 mm |
| Swing Bearing - Height | 756 mm |
| O/A Undercarriage Length | 2760 mm |
| Track Belt/Shoe Width | 450 mm |
| O/A Track Width | 2200 mm |
| Cab Height | 2541 mm |
| Height - Boom Transport - No Tools | 2570 mm |
| Height - Boom Working - With Tools | 2730 mm |
| Overall Shipping Length - with Counterweight | 6230 mm |
| Overall Shipping Length - without Counterweight | 6100 mm |
| Note (1) | Boom Height when stick is pinned in transport position with no attachments. |
| Note (2) | Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position. |
| Tail Swing with Counterweight | 1930 mm |
| Width over Upper House | 2250 mm |
| Ground Clearance | 370 mm |
| Tail Swing without Counterweight | 1800 mm |
| Stick Length | 2208 mm |
| Dig Depth | 4642 mm |
| Vertical Wall | 4113 mm |
| Maximum Reach - Ground Level | 6670 mm |
| Maximum Reach | 6805 mm |
| Maximum Dig Height | 7765 mm |
| Maximum Dump Clearance | 5717 mm |
| Boom In Reach | 2250 mm |
| Maximum Blade Height | 370 mm |
| Maximum Blade Depth | 407 mm |
| Swing Bearing - Height | 756 mm |
| O/A Undercarriage Length | 2760 mm |
| Track Belt/Shoe Width | 450 mm |
| O/A Track Width | 2200 mm |
| Height - Boom Transport - No Tools | 2550 mm |
| Height - Boom Working - With Tools | 3150 mm |
| Overall Shipping Length - with Counterweight | 6250 mm |
| Overall Shipping Length - without Counterweight | 6120 mm |
| Note (1) | Boom Height when stick is pinned in transport position with no attachments. |
| Note (2) | Boom Height when stick is pinned in working position with attachments. |
| Tail Swing with Counterweight | 1930 mm |
| Cab Height | 2541 mm |
| Width over Upper House | 2250 mm |
| Ground Clearance | 370 mm |
| Width | 2280 mm |
| Height | 431 mm |
| 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. |
| Minimum Operating Weight with Cab* | 7505 kg |
| Maximum Operating Weight with Cab** | 8120 kg |
| Operating Weight | 8120 kg |
| 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. |
| Machine Swing Speed | 10 r/min |
| Hydraulic Tank | 53 l |
| Fuel Tank | 145 l |
| Hydraulic System | 110 l |
| Cooling System | 10 l |
| Engine Oil | 9.5 l |
| Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 |
| Tip Over Protective Structure (TOPS) | ISO 12117:1997 |
| Top Guard | ISO 10262:1998 (Level I) |
