Specifications

Overview

Cat® Augers are used for drilling holes for footings, fencing, signs, trees and shrubs in construction, agricultural, and landscaping applications. They are designed with the right amount of speed and torque for maximum productivity in a broad range of soil types.

Optimal Hydraulic Flow	42-83 L/min (11-22 gpm)
Overall Height	875 mm35 in
Weight	92 kg205 lb
Motor Displacement	250 cm³15.26 in³
Drive Shaft Torque at Maximum Pressure	4120 N·m3040 lb/ft
Drive Method	Gerotor Motor - Single Planetary Reduction
Mounting Bracket Design	Mini Hydraulic Excavator
Required Hydraulics	Standard Flow
Optimal Hydraulic Pressure	145-235 bar (2100-3400) psi
Overall Width - With Bracket	300 mm12 in
Overall Length - With Bracket	282 mm11 in
Housing Diameter	280 mm11 in
Swing Range (fore/aft)	72 degrees
Swing Range (L/R)	76 degrees
Bit Speed at Maximum Flow	71 rpm
Hex Output Shaft Size	51 mm2 in

Exterior

303E CR

Boom Height in Shipping Position
1600 mm63 in

Gradeability (< 10 minutes Operation)
30°

Boom Swing Left
610 mm24 in

303E CR

Engine Model
Cat C1.3

Net Power
17.5 kW23.5 HP

Gross Power - ISO 14396
18.5 kW24.8 HP

305E2 CR

Engine Model
Cat® C2.4

Net Power
30 kW40.2 HP

Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
30 kW40.2 HP

305E2 CR

Engine Model
Cat® C2.4

Net Power
30 kW40.2 HP

Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
30 kW40.2 HP

304E2 CR

Engine Model
Cat® C2.4

Net Power
30 kW40.2 HP

Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
30 kW40.2 HP

304E2 CR

Engine Model
Cat® C2.4

Net Power
30 kW40.2 HP

Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
30 kW40.2 HP

305.5E2 CR

Engine Model
Cat® C2.4

Net Power
32.9 kW44.1 HP

Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
32.9 kW44.1 HP

305.5E2 CR

Engine Model
Cat® C2.4

Net Power
32.9 kW44.1 HP

Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
32.9 kW44.1 HP

303.5E CR

Engine Model
Cat® C1.8

Net Power
23.6 kW31.6 HP

Gross Power
24.8 kW33.3 HP

303.5E CR

Engine Model
Cat® C1.8

Net Power
23.6 kW31.6 HP

Gross Power
24.8 kW33.3 HP

Specifications

Optimal Hydraulic Flow	42-83 L/min (11-22 gpm)
Overall Height	875 mm35 in
Weight	92 kg205 lb
Motor Displacement	250 cm³15.26 in³
Drive Shaft Torque at Maximum Pressure	4120 N·m3040 lb/ft
Drive Method	Gerotor Motor - Single Planetary Reduction
Mounting Bracket Design	Mini Hydraulic Excavator
Required Hydraulics	Standard Flow
Optimal Hydraulic Pressure	145-235 bar (2100-3400) psi
Overall Width - With Bracket	300 mm12 in
Overall Length - With Bracket	282 mm11 in
Housing Diameter	280 mm11 in
Swing Range (fore/aft)	72 degrees
Swing Range (L/R)	76 degrees
Bit Speed at Maximum Flow	71 rpm
Hex Output Shaft Size	51 mm2 in