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308E2 CR - Specifications

Engine
Engine Model
Cat® C3.3B
Net Power
65 HP
48.5 kW
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.
Displacement
203.2 in³
3.33 l
Bore
3.7 in
94 mm
Net Power - ISO 9249
65 HP
48.5 kW
Stroke
4.7 in
120 mm
Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269
65 HP
48.5 kW
Gross Power - ISO 14396
66.6 HP
49.7 kW
Weights
Operating Weight
18519 lb
8400 kg
Operating Weight - With Cab
18519 lb
8400 kg
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.
Swing System
Machine Swing Speed
11 r/min
11 r/min
Note
Automatic swing break, spring applied, hydraulic release.
Boom Swing - Right
50°
Boom Swing - Left
60°
Blade
Width
91.3 in
2320 mm
Height
17.7 in
450 mm
Dig Depth
14.2 in
360 mm
Lift Height
15 in
380 mm
Service Refill Capacities
Cooling System
3.7 gal (US)
14 l
Engine Oil
3 gal (US)
11.2 l
Hydraulic Tank
21.7 gal (US)
82 l
Fuel Tank
33 gal (US)
125 l
Hydraulic System
24.8 gal (US)
94 l
Travel System
Ground Pressure
5.26 psi
36.3 kPa
Note (3)
Straight line travel when tracking and operating the front linkage simultaneously.
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.
Gradeability - Maximum
30°
Maximum Traction Force - Low Speed
14500 lb
64.5 kN
Travel Speed - High
3.17 mile/h
5.1 km/h
Maximum Traction Force - High Speed
8408 lb
37.4 kN
Travel Speed - Low
1.74 mile/h
2.8 km/h
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).
Operating Specifications
Stick Length - Long
7.25 ft
2210 mm
Counterweight
551 lb
251 kg
Stick Length - Standard
5.5 ft
1670 mm
Maximum Dig Depth
13.62 ft
4150 mm
Machine Overhang
11 in
279.4 mm
Machine Overhang with Counterweight
16 in
406 mm
Cab
Dynamic Operator Sound Pressure
70 dB(A) ISO 6396
Average Exterior Sound Pressure
99 dB(A) ISO 6395 – Dynamic Test
Hydraulic System
Digging Force - Bucket
13534 lb
60.2 kN
Operating Pressure - Equipment
4061 psi
28000 kPa
Operating Pressure - Swing
3481 psi
24000 kPa
Operating Pressure - Travel
4061 psi
28000 kPa
Auxiliary Circuit - Primary (280 bar/4,061 psi)
33.8 gal/min
128 l/min
Pump Flow at 2,000 rpm
39.6 gal/min
150 l/min
Digging Force - Stick - Long
7891 lb
35.1 kN
Digging Force - Stick - Standard
9015 lb
40.1 kN
Auxiliary Circuit - Secondary (280 bar/4,061 psi)
16.9 gal/min
64 l/min
Note
Load sensing hydraulics with variable displacement piston pump.