304.5 Mini Hydraulic Excavator

Overview & Specifications

Overview & Specifications

Engine

Engine Model
3013
3013
Net Power
38 hp
28 kW
Gross Power
39 hp
29 kW

Weights

Operating Weight
9866 lb
4475 kg
Operating Weight with Cab
10130 lb
4595 kg

Dimensions

Max digging depth - standard stick
11.7 ft
3530 mm
Max reach ground level - standard stick
18.7 ft
5670 mm
Center ground clearance
1.08 ft
330 mm
Height over cab
8.3 ft
2530 mm
Height over canopy
8.3 ft
2530 mm
Max cutting height - long stick
19.6 ft
5940 mm
Max cutting height - standard stick
18.8 ft
5680 mm
Max digging depth - long stick
12.11 ft
3930 mm
Max dump height - long stick
14 ft
4280 mm
Max dump height - standard stick
13.2 ft
4020 mm
Max horizontal reach - long stick
20.3 ft
6180 mm
Max horizontal reach - standard stick
19.1 ft
5810 mm
Max reach ground level - long stick
19.1 ft
6050 mm
Max vertical dig depth - long stick
10.1 ft
3080 mm
Max vertical dig depth - standard stick
8.1 ft
2690 mm
Shipping length
18.23 ft
5560 mm
Stick length - long stick
6 ft
1830 mm
Stick length - standard stick
4.69 ft
1430 mm
Swing radius - rear
4.88 ft
1490 mm
Track gauge
4.92 ft
1500 mm
Track shoe width
1.31 ft
400 mm
Width over track
6.23 ft
1900 mm
Width upper structure
4.3 ft
1285 mm

Engine Dimensions

Bore
3.15 in
84 mm
Stroke
3.94 in
100 mm
Displacement
135.2 in3
2.216 L

Travel System

Gradeability (max) – high
30 Degrees
30 Degrees
Max traction force - high speed
4721 lb
21 kN
Max traction force - low speed
8767 lb
39 kN
Travel Speed – High
2.9 mph
4.7 km/h
Travel Speed – Low
1.7 mph
2.8 km/h

Hydraulic System

Pump - gear (tandem)
10.3 gal/min
39.1 L/min
Operating Pressure – Equipment
3336 psi
230 bar
Digging forces - stick (standard)
5171 lb
2345 kN
Digging Force – Stick (long)
4361 lb
1978 kN
Digging Force – Bucket
8880 lb
4028 kN
Operating Pressure – Travel
3336 psi
230 bar
Operating Pressure – Swing
2698 psi
186 bar
Auxiliary circuit - primary (245 bar, 3550 psi)
23.2 gal/min
88 L/min

Swing System

Type
Hydraulic Motor Driven
Hydraulic Motor Driven
Machine Swing Speed
8.5 RPM
8.5 RPM
Boom swing - left (without stop)
90 Degrees
90 Degrees
Boom swing - left (with stop)
42 Degrees
42 Degrees
Boom Swing – Right
50 Degrees
50 Degrees

Electrical System

Type
Twelve-volt system
Twelve-volt system

Blade

Width
74.8 in
1900 mm
Height
14.6 in
370 mm
Dig Depth
14.2 in
360 mm
Lift Height
16.5 in
420 mm

Service Refill Capacities

Cooling system TAG
1.7 gal
6.3 L
Engine Oil
2 gal
7.4 L
Hydraulic Tank
14.8 gal
56 L
Fuel Tank
14.5 gal
55 L
Hydraulic System
22.5 gal
85 L

MSC Comments

MSC Spec Date
1/1/2000
1/1/2000
  
  
 

Cat Products & Services

The Cat equipment product line, consists of more than 300 products for the construction and mining equipment, diesel and natural gas engines, industrial gas turbines, and has a wide offering of related services.

About Caterpillar Inc.

Caterpillar is the world's leading manufacturer of construction and mining equipment, diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives.

Learn more about:

  • Company
  • Brands
  • Sustainability
  • Innovation
  • News
  • Investors
  • Visitors Center
  • Careers
Visit Caterpillar Inc. Visit Caterpillar.com