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Edition 47 7-13
Hydraulic
Excavators
Specifications
7
MODEL
305.5E2 CR
307E2
Region Offerings
North America**, South America***,
Canada***, Australia***, New Zealand***,
Europe***, Africa***, Middle East***
North America, Canada, Europe
Flywheel Power
32.9 kW
44.1 hp
37.7 kW
50.6 hp
OperatingWeight*
with Standard Counterweight
5380 kg
11,863 lb
7270 kg
16,030 lb
with Additional Counterweight
5545 kg
12,227 lb
—
Bucket Capacity Range (heaped)
0.05-0.28 m
3
0.07-0.37 yd
3
0.1-0.37 m
3
0.13-0.48 yd
3
Engine Model
Cat C2.4
Cat C2.4
Emission Standards
Tier 4 Final/Stage IIIB**
OR
Tier 4 Interim/Stage IIIB Equivalent***
Tier 4 Final/Stage IIIB
Rated Engine RPM
2400
2200
No. of Cylinders
4
4
Bore
87 mm
3.4"
87 mm
3.4"
Stroke
102.4 mm
4.0"
102.4 mm
4.0"
Displacement
2.4 L
146 in
3
2.4 L
146 in
3
Max. Implement Hydraulic Pump
Output at Rated RPM
150 L/min
39.6 gpm
154 L/min
40.9 gpm
Relief Valve Settings:
Implement Circuits
24.5 MPa
3553 psi
28 MPa
4061 psi
Travel Circuits
24.5 MPa
3553 psi
28 MPa
4061 psi
Swing Circuits
21.6 MPa
3132 psi
28 MPa
4061 psi
Maximum Drawbar Pull
47.8 kN
10,746 lbf
59.3 kN
13,331 lbf
Two Speed Travel
Two Speed Travel
MaximumTravel Speed at Rated RPM Lo: 2.8 km/h
1.7 mph
Lo: 3.2 km/h
2.0 mph
Hi: 4.4 km/h
2.7 mph
Hi: 5.1 km/h
3.2 mph
Width of Standard Track Shoe
400 mm
1'4"
450 mm
1'6"
Overall Track Length
2580 mm
8'6"
2760 mm
9'1"
Ground Contact Area with Std. Shoe
1.8 m
2
2796 in
2
2.11 m
2
3270 in
2
Track Gauge
1580 mm
62"
1750 mm
69"
Fuel Tank Refill Capacity
63 L
16.6 U.S. gal
135 L
35.7 U.S. gal
Hydraulic System (includes tank)
78 L
20.6 U.S. gal
78 L
20.6 U.S. gal
*Operating weight includes coolant, lubricants, full fuel tank, cab, standard shoes, bucket, medium stick, and operator 75 kg
(165 lb)
.
**Meets Tier 4 Final/Stage IIIB emission standards.
***Meets Tier 4 Interim/Stage IIIB Equivalent emission standards.
NOTE:
Certain models may not be available in all Sales areas.
Specifications also vary by Sales area.
Contact your Cat dealer for details.