308E2 CR Mini Hydraulic Excavator with Swing Boom

Engine

Engine Model

Cat® C3.3B

Net Power

65.0 hp

Bore

3.7 in

Displacement

203.2 in3

Gross Power (ISO 14396)

66.6 hp

Net Power (ISO 9249)

65.0 hp

Rated Net Power @ 2,400 rpm (ISO 9249/EEC 80/1269)

65.0 hp

Stroke

4.7 in

Emissions

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

Weights

Operating Weight

18519.0 lb

Operating Weight with Cab

18519.0 lb

Note

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

Note

Weight varies depending on machine configuration.

Travel System

Ground Pressure

5.26 psi

Gradeability (maximum)

30°

Maximum Traction Force – High Speed

8408 lb

Maximum Traction Force – Low Speed

14500 lb

Travel Speed – High

3.17 mph

Travel Speed – Low

1.74 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

Digging Force – Stick (long)

7891.0 lb

Digging Force – Bucket

13534.0 lb

Digging Force – Stick (standard)

9015.0 lb

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

33.8 gal/min

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

16.9 gal/min

Operating Pressure – Equipment

4061.0 psi

Operating Pressure – Swing

3481.0 psi

Operating Pressure – Travel

4061.0 psi

Pump Flow at 2,000 rpm

39.6 gal/min

Note

Load sensing hydraulics with variable displacement piston pump.

Swing System

Machine Swing Speed

11.0 rpm

Boom Swing – Right

50°

Boom Swing – Left

60°

Note

Automatic swing break, spring applied, hydraulic release.

Blade

Width

91.3 in

Height

17.7 in

Dig Depth

14.2 in

Lift Height

15.0 in

Service Refill Capacities

Cooling System

3.7 gal

Engine Oil

3.0 gal

Hydraulic Tank

21.7 gal

Fuel Tank

33.0 gal

Hydraulic System

24.8 gal

Operating Specifications

Counterweight

551.0 lb

Machine Overhang

11.0 in

Machine Overhang with Counterweight

16.0 in

Maximum Dig Depth

13.62 ft

Stick Length – Long

7.25 ft

Stick Length – Standard

5.50 ft

Cab

Average Exterior Sound Pressure

99 dB(A) ISO 6395 – Dynamic Test

Dynamic Operator Sound Pressure

70 dB(A) ISO 6396

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 1.3 kg (2.9 lb) of refrigerant which has a CO2 equivalent of 1.9 metric tonnes (4,189 lb).