307E2 Mini Hydraulic Excavator

Engine

Engine Model

Cat® C2.4 Turbo

Net Power

50.6 hp

Bore

3.4 in

Displacement

146.5 in3

Gross Power (ISO 14396)

53.1 hp

Note

Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.

Rated Net Power @ 2,200 rpm (ISO 9249/EEC 80/1269)

50.6 hp

Stroke

4.0 in

Weights

Operating Weight

16028 lb

Operating Weight with Cab

16028 lb

Note

Weight with steel tracks with rubber pads, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.

Note

Weight varies depending on machine configuration.

Travel System

Ground Pressure

4.92 psi

Gradeability (maximum)

20°

Maximum Traction Force – High Speed

7599 lbf

Maximum Traction Force – Low Speed

13331 lbf

Travel Speed – High

3.17 mph

Travel Speed – Low

1.99 mph

Note

Each track is driven by one independent 2-speed motor.

Note

Drive modules are integrated into the roller frame for total protection.

Note

Straight line travel when tracking and operating the front linkage simultaneously.

Hydraulic System

Note

Load sensing hydraulics with variable displacement piston pump.

Digging Force – Bucket

11375 lbf

Digging Force – Stick (standard)

8340 lbf

Auxiliary Circuit – Primary (280 bar/4,061 psi)

33.8 gal/min

Auxiliary Circuit – Secondary (280 bar/4,061 psi)

8.7 gal/min

Operating Pressure – Equipment

4061 psi

Operating Pressure – Swing

4061 psi

Operating Pressure – Travel

4061 psi

Pump Flow at 2,400 rpm

40.9 gal/min

Swing System

Machine Swing Speed

10.2 rpm

Note

Automatic swing break, spring applied, hydraulic release.

Blade

Width

90.6 in

Height

17.5 in

Dig Depth

15.3 in

Lift Height

13.8 in

Service Refill Capacities

Cooling System

3.7 gal

Engine Oil

2.9 gal

Hydraulic Tank

13.5 gal

Fuel Tank

35.7 gal

Hydraulic System

20.6 gal

Operating Specifications

Machine Overhang

1.2 ft

Stick Length – Standard

5.5 ft

Cab

Average Exterior Sound Pressure

98 dB(A) ISO 6395 – Dynamic Test

Undercarriage

Number of Carrier Rollers

1 per side

Number of Track Rollers

5 per side

Track Roller Type

Center flange

Dimensions – Standard Stick

Dig Depth

13.4 ft

Vertical Wall

11.9 ft

Maximum Reach at Ground Level

20.2 ft

Maximum Reach

20.7 ft

Maximum Dig Height

23.8 ft

Maximum Dump Clearance

17.0 ft

Boom In Reach

5.5 ft

Tail Swing (standard counterweight)

5.7 ft

Maximum Blade Height

1.3 ft

Maximum Blade Depth

1.1 ft

Boom Height in Shipping Position

8.6 ft

O/A Shipping Height

8.6 ft

Swing Bearing Height

2.5 ft

O/A Undercarriage Length

9.0 ft

O/A Shipping Length

19.9 ft

Track Belt/Shoe Width

1.5 ft

O/A Track Width

7.2 ft