Excavators

308E2 CR Mini Hydraulic Excavator with Swing Boom

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Specification Summary

Engine Model
Cat® C3.3B
Net Power
65 HP
Operating Weight
18519 lb
Operating Weight - With Cab
18519 lb
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Engine

Engine Model
Cat® C3.3B
Net Power
65 HP
Bore
3.7 in
Displacement
203.2 in³
Gross Power - ISO 14396
66.6 HP
Net Power - ISO 9249
65 HP
Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269
65 HP
Stroke
4.7 in
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.

Weights

Operating Weight
18519 lb
Operating Weight - With Cab
18519 lb
Note (1)
Weight with rubber tracks, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.
Note (2)
Weight varies depending on machine configuration.

Travel System

Ground Pressure
5.26 psi
Maximum Traction Force - High Speed
8408 lb
Maximum Traction Force - Low Speed
14500 lb
Gradeability - Maximum
30°
Travel Speed - High
3.17 mile/h
Travel Speed - Low
1.74 mile/h
Note (1)
Each track is driven by one independent 2-speed motor.
Note (2)
Drive modules are integrated into the roller frame for total protection.
Note (3)
Straight line travel when tracking and operating the front linkage simultaneously.

Hydraulic System

Operating Pressure - Travel
4061 psi
Operating Pressure - Swing
3481 psi
Auxiliary Circuit - Primary (280 bar/4,061 psi)
33.8 gal/min
Auxiliary Circuit - Secondary (280 bar/4,061 psi)
16.9 gal/min
Pump Flow at 2,000 rpm
39.6 gal/min
Digging Force - Bucket
13534 lb
Digging Force - Stick - Long
7891 lb
Digging Force - Stick - Standard
9015 lb
Operating Pressure - Equipment
4061 psi
Note
Load sensing hydraulics with variable displacement piston pump.

Swing System

Machine Swing Speed
11 r/min
Boom Swing - Left
60°
Boom Swing - Right
50°
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 in

Service Refill Capacities

Cooling System
3.7 gal (US)
Engine Oil
3 gal (US)
Hydraulic Tank
21.7 gal (US)
Fuel Tank
33 gal (US)
Hydraulic System
24.8 gal (US)

Operating Specifications

Maximum Dig Depth
13.62 ft
Stick Length - Long
7.25 ft
Stick Length - Standard
5.5 ft
Counterweight
551 lb
Machine Overhang
11 in
Machine Overhang with Counterweight
16 in

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).
Engine Model
Cat® C3.3B
Net Power
65 HP
Bore
3.7 in
Displacement
203.2 in³
Gross Power - ISO 14396
66.6 HP
Net Power - ISO 9249
65 HP
Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269
65 HP
Stroke
4.7 in
Operating Weight
18519 lb
Operating Weight - With Cab
18519 lb
Ground Pressure
5.26 psi
Maximum Traction Force - High Speed
8408 lb
Maximum Traction Force - Low Speed
14500 lb
Gradeability - Maximum
30°
Travel Speed - High
3.17 mile/h
Travel Speed - Low
1.74 mile/h
Operating Pressure - Travel
4061 psi
Operating Pressure - Swing
3481 psi
Auxiliary Circuit - Primary (280 bar/4,061 psi)
33.8 gal/min
Auxiliary Circuit - Secondary (280 bar/4,061 psi)
16.9 gal/min
Pump Flow at 2,000 rpm
39.6 gal/min
Digging Force - Bucket
13534 lb
Digging Force - Stick - Long
7891 lb
Digging Force - Stick - Standard
9015 lb
Operating Pressure - Equipment
4061 psi
Machine Swing Speed
11 r/min
Boom Swing - Left
60°
Boom Swing - Right
50°
Width
91.3 in
Height
17.7 in
Dig Depth
14.2 in
Lift Height
15 in
Cooling System
3.7 gal (US)
Engine Oil
3 gal (US)
Hydraulic Tank
21.7 gal (US)
Fuel Tank
33 gal (US)
Hydraulic System
24.8 gal (US)
Maximum Dig Depth
13.62 ft
Stick Length - Long
7.25 ft
Stick Length - Standard
5.5 ft
Counterweight
551 lb
Machine Overhang
11 in
Machine Overhang with Counterweight
16 in
Average Exterior Sound Pressure
99 dB(A) ISO 6395 – Dynamic Test
Dynamic Operator Sound Pressure
70 dB(A) ISO 6396
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).
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.
Note
Load sensing hydraulics with variable displacement piston pump.
Note
Automatic swing break, spring applied, hydraulic release.
Note (1)
Each track is driven by one independent 2-speed motor.
Note (2)
Drive modules are integrated into the roller frame for total protection.
Note (3)
Straight line travel when tracking and operating the front linkage simultaneously.
Note (1)
Weight with rubber tracks, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.
Note (2)
Weight varies depending on machine configuration.