341 / 2440
7-12 Edition 47
Hydraulic
Excavators
Specifications
MODEL
304E2 CR
304.5E2 XTC
305E2 CR
Region Offerings
North America**,
South America***,
Canada***, Australia***,
New Zealand***,
Europe***, Africa***,
Middle East***
North America,
Canada, Europe
North America**,
South America***,
Canada***, Australia***,
New Zealand***,
Europe***, Africa***,
Middle East***
Flywheel Power
30.0 kW
40.2 hp
30.0 kW
40.2 hp
30.0 kW
40.2 hp
OperatingWeight*
4050 kg
8930 lb
4050 kg
8930 lb
5140 kg
11,334 lb
Bucket Capacity Range (heaped)
0.05-0.16 m
3
0.06-0.21 yd
3
0.05-0.16 m
3
0.06-0.21 yd
3
0.05-0.28 m
3
0.07-0.37 yd
3
Engine Model
Cat C2.4
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**
OR
Tier 4 Interim/
Stage IIIB Equivalent***
Tier 4 Final/Stage IIIB**
OR
Tier 4 Interim/
Stage IIIB Equivalent***
Rated Engine RPM
2200
2200
2200
No. of Cylinders
4
4
4
Bore
87 mm
3.4"
87 mm
3.4"
87 mm
3.4"
Stroke
102.4 mm
4.0"
102.4 mm
4.0"
102.4 mm
4.0"
Displacement
2.4 L
146 in
3
2.4 L
146 in
3
2.4 L
146 in
3
Max. Implement Hydraulic Pump
Output at Rated RPM
100 L/min
26.4 gpm
100 L/min
26.4 gpm
150 L/min
39.6 gpm
Relief Valve Settings:
Implement Circuits
24.5 MPa
3553 psi
24.5 MPa
3553 psi
24.5 MPa
3553 psi
Travel Circuits
24.5 MPa
3553 psi
24.5 MPa
3553 psi
24.5 MPa
3553 psi
Swing Circuits
21.6 MPa
3132 psi
21.6 MPa
3132 psi
21.6 MPa
3132 psi
Maximum Drawbar Pull
31.0 kN
6969 lbf
31.0 kN
6969 lbf
45.2 kN
10,161 lbf
Two Speed Travel
Two Speed Travel
Two Speed Travel
MaximumTravel Speed at Rated RPM Lo: 3.3 km/h
2.1 mph
Lo: 3.1 km/h
1.9 mph
Lo: 2.8 km/h
1.7 mph
Hi: 5.1 km/h
3.2 mph
Hi: 5.1 km/h
3.2 mph
Hi: 4.4 km/h
2.7 mph
Width of Standard Track Shoe
350 mm
1'2"
350 mm
1'2"
400 mm
1'4"
Overall Track Length
2220 mm
7'3"
2220 mm
7'3"
2580 mm
8'6"
Ground Contact Area with Std. Shoe
1.19 m
2
1845 in
2
1.19 m
2
1845 in
2
1.8 m
2
2796 in
2
Track Gauge
1600 mm
63"
1580 mm
62"
1580 mm
62"
Fuel Tank Refill Capacity
46 L
12.2 U.S. gal
57 L
15.1 U.S. gal
63 L
16.6 U.S. gal
Hydraulic System (includes tank)
65 L
17.2 U.S. gal
58 L
15.3 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.