CAT 305.5E2 CR (Tier 4i) Mini Excavator

Weights

Operating Weight with Cab 11958 lb (5424 kg)
Operating Weight with Canopy 11596 lb (5260 kg)

Note: Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines.

CAT 305.5E2 CR (Tier 4i) Mini Excavator Dimensions and Working Range

Dimensions

CAT 305.5E2 CR Standard Stick Long Stick
1. Dig Depth 137 in (3470 mm ) 152 in (3870 mm)
2. Vertical Wall 92 in (2330 mm) 107 in (2730 mm)
3. Max Reach at Ground Level 222 in (5630 mm) 237 in (6020 mm)
4. Maximum Reach 228 in (5790 mm) 243 in (6170 mm)
5. Maximum Dig Height 210 in (5330 mm) 220 in (5590 mm)
6. Maximum Dump Clearance 150 in (3820 mm) 161 in (4080 mm)
7. Boom in Reach 94 in (2400 mm) 100 in (2530 mm)
8. Tail Swing 44 in (1130 mm) 44 in (1130 mm)
9. Maximum Blade Height 16 in (405 mm) 16 in (405 mm)
10. Maximum Blade Depth 22 in (555 mm) 22 in (555 mm)
11. Boom Height in Shipping Position 69 in (1740 mm) 85 in (2150 mm)
12. Shipping Height to Top of Cab 100 in (2550 mm) 100 in (2550 mm)
13. Swing Bearing Height 24 in (615 mm) 24 in (615 mm)
14. Overall Undercarriage Length 102 in (2580 mm) 102 in (2580 mm)
15. Overall Shipping Length 210 in (5330 mm) 215 in (5460 mm)
16. Boom Swing Right 31 in (785 mm) 31 in (785 mm)
17. Boom Swing Left 27 in (695 mm) 27 in (695 mm)
18. Track Belt/Shoe Width 16 in (400 mm) 16 in (400 mm)
19. Overall Track Width 78 in (1980 mm) 78 in (1980 mm)

Engine Details

Number of Cylinders 4
Engine Make Caterpillar
Engine Model Cat C2.4
Displacement 146 cu in (2.4 L)
Bore 3.4 in (87 mm)
Stroke 4.0 in (102.4 mm)
Gross Power 45.7 hp (34.1 kw)
Net Power 44.2 hp (32.9 kw)
Power Measured @ 2200 rpm
Emission Standards U.S. EPA Tier 4 Interim / EU Stage IIIA

CAT 305.5E2 CR (Tier 4i) Mini Excavator Specs

Operating Specs

Max Dig Depth 152 in (3870 mm)
Max Operating Weight 11958 lb (5424 kg)
Operating Voltage 12 V
Alternator 60 amps
Battery 12 V, 52 Ah, CCA 650, 24 BCI Maintenance-Free Battery
Dynamic Operator Sound Pressure Level (ISO 6396:2008) 81 dB(A)
Exterior Sound Power Level (ISO 6395:2008) 97 dB(A)
ROPS ISO 12117-2
TOPS ISO 12117
Top Guard ISO 10262 (Level 1)

Travel System

Type Automatic Two Speed
Travel Speed – High 2.8 mph (4.5 km/h)
Travel Speed – Low 1.7 mph (2.8 km/h)
Maximum Traction Force – High Speed 6025 lbf (26.8 kN)
Maximum Traction Force – Low Speed 10745 lbf (47.8 kN)
Ground Pressure 4.7 psi (32.2 kPa)

CAT 305.5E2 CR (Tier 4i) Mini Excavator Undercarriage Specs

Swing System

Machine Swing Speed 10 rpm
Boom Swing – Right 50°
Boom Swing – Left w/ Stop 60°
Boom Swing – Left w/o Stop 80°

Blade

Blade Height 14.8 in (376 mm)
Blade Width 6.5 ft in (1981 mm)
Blade Lift Height 15.9 in (404 mm)
Blade Dig Depth 21.9 in (556 mm)

Hydraulic System

Type Load sensing hydraulics with variable displacement piston pump
Pump Flow 43.1 gal/min (163.2 L/min)
Operating Pressure – Equipment 3553 psi (24500 kPa)
Operating Pressure – Travel 3553 psi (24500 kPa)
Operating Pressure – Swing 3132 psi (21600 kPa)
Auxiliary Circuit – Primary – Pump Flow 21.1 gal/min (80 L/min)
Auxiliary Circuit – Secondary – Pump Flow 6.6 gal/min (25 L/min)
Stick Digging Force (Standard) 6497 lbf (28.9 kN)
Stick Digging Force (Long) 5575 lb (24.8 kN)
Bucket Digging Force 11443 lbf (50.9 kN)

Service Refill Capacities

Fuel Tank Capacity 16.6 gal (63 L)
Engine Oil Capacity 2.5 gal (9.5 L)
Cooling System Capacity 2.8 gal (10.5 L)
Hydraulic System Capacity 20.6 gal (78 L)
Hydraulic Tank Capacity 18 gal (68.3 L)

CAT 305.5E2 CR (Tier 4i) Mini Excavator Capacities

CAT 305.5E2 (Tier 4i) Lift Capacities

CAT 305.5E2 (Tier 4i) Lift Capacities at Ground Level

Lift Point Radius 3000 mm (9’8″), Front / Side 4500 mm (14’9″), Front / Side
Blade Down 5710 lb (2590 kg) / 2844 lb (1290 kg) 3042 lb (1380 kg)/ 1521 lb (690 kg)
Blade Up 3417 lb (1550 kg) / 2335 lb (1150 kg) 1808 lb (820 kg) / 1367 lb (620 kg)

The above loads are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included on this chart. Lifting capacities are for standard stick.

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