Caterpillar Performance Handbook, January 2017, SEBD0351-47

Specifications

Hydraulic Excavators

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

37.7 kW

44.1 hp

50.6 hp

OperatingWeight* with Standard Counterweight with Additional Counterweight Bucket Capacity Range (heaped)

5380 kg 5545 kg

7270 kg

11,863 lb 12,227 lb

16,030 lb

—

0.05-0.28 m 3

0.1-0.37 m 3

0.07-0.37 yd 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 No. of Cylinders

2400

2200

4

4

7

Bore

87 mm

87 mm

3.4" 4.0"

3.4" 4.0"

Stroke

102.4 mm

102.4 mm

Displacement

2.4 L

2.4 L

146 in 3

146 in 3

Max. Implement Hydraulic Pump Output at Rated RPM

150 L/min

154 L/min

39.6 gpm

40.9 gpm

Relief Valve Settings: Implement Circuits

24.5 MPa 24.5 MPa 21.6 MPa

28 MPa 28 MPa 28 MPa 59.3 kN

3553 psi 3553 psi 3132 psi 10,746 lbf

4061 psi 4061 psi 4061 psi 13,331 lbf

Travel Circuits Swing Circuits

Maximum Drawbar Pull

47.8 kN

Two Speed Travel

Two Speed Travel

MaximumTravel Speed at Rated RPM Lo: 2.8 km/h

Lo: 3.2 km/h Hi: 5.1 km/h

1.7 mph 2.7 mph

2.0 mph 3.2 mph

Hi: 4.4 km/h

Width of Standard Track Shoe

400 mm 2580 mm

450 mm 2760 mm

1'4" 8'6"

1'6" 9'1"

Overall Track Length

Ground Contact Area with Std. Shoe

1.8 m 2

2.11 m 2

2796 in 2

3270 in 2

Track Gauge

1580 mm

1750 mm

62"

69"

Fuel Tank Refill Capacity

63 L 78 L

135 L

16.6 U.S. gal 20.6 U.S. gal

35.7 U.S. gal 20.6 U.S. gal

Hydraulic System (includes tank)

78 L

*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.

Edition 47 7-13