Caterpillar Performance Handbook, January 2017, SEBD0351-47

Specifications

Hydraulic Excavators

MODEL

302.2D

302.4D

302.7D CR

Region Offerings

Europe, Africa, Middle East

North America, South America, Canada, Australia, New Zealand, Europe, Africa, Middle East

North America, South America, Canada, Australia, New Zealand, Europe, Africa, Middle East

Flywheel Power OperatingWeight*

13.2 kW 2135 kW 0.035- 0.092 m 3

13.2 kW 2320 kg 0.035- 0.092 m 3

15.2 kW 2670 kg 0.035- 0.092 m 3

18 hp

18 hp

20.7 hp 5885 lb 0.046- 0.12 yd 3

4707 lb 0.046- 0.12 yd 3

5115 lb 0.046- 0.12 yd 3

Bucket Capacity Range (heaped)

Engine Model

Yanmar 3TNV76

Yanmar 3TNV76

Yanmar 3TNV76

Emission Standards Rated Engine RPM

Stage IIIB

Tier 4 Final/Stage IIIB

Tier 4 Final/Stage IIIB

2200

2200

2200

No. of Cylinders Displacement

3

3

3

1116 cm 3

1116 cm 3

1115 cm 3 2 × 30.5/ 21.2 + 7.2 L/min

68.1 in 3

68.1 in 3

68 in 3

Max. Implement Hydraulic Pump Output at Rated RPM

23.8 + 23.8 + 19 + 6.4 L/min

26.1 + 26.1 + 19.4 + 6.4 L/m

6.29 + 6.29 + 5 + 1.7 gpm

6.9 + 6.9 + 5.1 + 1.7 gpm

2 × 8.1/ 5.6 + 1.9 gpm

Relief Valve Settings: Implement Circuits

30 L/min @ 170 bar

24 MPa

22.5 MPa

8 gpm @ 2465 psi

3480 psi

3263 psi

Travel Circuits Swing Circuits

24 MPa 15 MPa

22.5 MPa 20.6 MPa

—

3480 psi 2176 psi

3263 psi 2987 psi

17 L/min @ 200 bar

4.5 gpm @ 2900 psi

Two Speed Travel

Two Speed Travel

Two Speed Travel

MaximumTravel Speed at Rated RPM Lo: 2.8 km/h

Lo: 2.5 km/h Hi: 4.0 km/h

Lo: 2.1 km/h Hi: 3.8 km/h

1.74 mph 3.48 mph

1.55 mph 2.5 mph

1.3 mph 2.4 mph

Hi: 5.6 km/h

Width of Standard Track Shoe

250 mm 1710 mm

250 mm 1840 mm

300 mm 2006 mm

10" 5'7"

10" 6'0"

12" 79"

Overall Track Length

Track Gauge:

Standard Undercarriage

1150 mm

1270 mm

—

44"

50"

VariableWidth Undercarriage

740-1050 mm

2'5"-3'5"

—

—

Fuel Tank Refill Capacity

24 L 21 L

24 L 21 L

35.2 L 26.5 L

6.3 U.S. gal 5.5 U.S. gal

6.3 U.S. gal 5.5 U.S. gal

9.3 U.S. gal 7.0 U.S. gal

Hydraulic System (includes tank)

*Operating weight includes coolant, lubricants, full fuel tank, cab, standard shoes, bucket, medium stick, and operator 75 kg (165 lb) . NOTE: Certain models may not be available in all Sales areas. Specifications also vary by Sales area. Contact your Cat dealer for details.

7-10 Edition 47