304C CR Mini Hydraulic Excavator

Overview & Specifications

Engine

Engine Model

Mitsubishi S4Q2

Mitsubishi S4Q2

Net Power

42 hp

31 kW

Gross Power

43.2 hp

32.2 kW

Weights

Operating Weight

10582 lb

4800 kg

Operating Weight with Cab

10844 lb

4920 kg

Dimensions

Max digging depth - standard stick

10.8 ft

3300 mm

Max reach ground level - standard stick

17.9 ft

5460 mm

Height over cab

8.37 ft

2550 mm

Length to Center of Rollers

17.91 ft

5460 mm

Max cutting height - long stick

17.98 ft

5480 mm

Max cutting height - standard stick

17.32 ft

5280 mm

Max digging depth - long stick

12.11 ft

3690 mm

Max dump height - long stick

12.8 ft

3900 mm

Max dump height - standard stick

12.11 ft

3690 mm

Max horizontal reach - long stick

19.13 ft

5830 mm

Max horizontal reach - standard stick

17.91 ft

5460 mm

Max vertical dig depth - standard stick

8 ft

2440 mm

Shipping Height

8.37 ft

2550 mm

Shipping length

17 ft

5170 mm

Swing radius - rear

3.51 ft

1070 mm

Track gauge

5.18 ft

1580 mm

Track shoe width

1.31 ft

400 mm

Transport Width

6.5 ft

1980 mm

Width over track

6.5 ft

1980 mm

Engine Dimensions

Bore

3.5 in

88 mm

Stroke

4.1 in

103 mm

Displacement

153 in3

2.5 L

Travel System

Gradeability (max) – high

30 Degrees

30 Degrees

Max traction force - high speed

5170 lb

23 kN

Max traction force - low speed

10027 lb

44.6 kN

Travel Speed – High

2.9 mph

4.6 km/h

Travel Speed – Low

1.6 mph

2.6 km/h

Hydraulic System

Operating Pressure – Equipment

3553 psi

245 bar

Digging forces - stick (standard)

5553 lb

24.7 kN

Digging Force – Stick (long)

4788 lb

21.3 kN

Digging Force – Bucket

10049 lb

44.7 kN

Operating Pressure – Travel

3553 psi

245 bar

Operating Pressure – Swing

2553 psi

176 bar

Auxiliary circuit - primary (245 bar, 3550 psi)

18.5 gal/min

70 L/min

Auxiliary circuits - secondary - at 174 bar

9.25 gal/min

35 L/min

Swing System

Machine Swing Speed

9 RPM

9 RPM

Boom swing - left (without stop)

80 Degrees

80 Degrees

Boom swing - left (with stop)

60 Degrees

60 Degrees

Boom Swing – Right

50 Degrees

50 Degrees

Sound Levels

Canopy

78 dB(A)

78 dB(A)

Cab

80 dB(A)

80 dB(A)

Blade

Width

78 in

1980 mm

Height

15 in

375 mm

Dig Depth

21 in

540 mm

Lift Height

17 in

420 mm

Service Refill Capacities

Cooling System

2.9 gal

11 L

Engine Oil

1.8 gal

7 L

Hydraulic Tank

12.7 gal

48 L

Fuel Tank

19 gal

72 L

Hydraulic System

20.6 gal

78 L

MSC Comments

MSC Spec Date

3/06

3/06