Auger Drive Units

	BU1	BU2	NK1	NK2	NK3	NK4
Host Machine Size	1 -3 tonne	2½ - 4 tonne	2½ - 4 tonne	3½ - 8 tonne	3½ - 8 tonne	7 - 14 tonne
Recommened Auger Type	HA-0	HA-1	HA-1	HA-1 to 4 tonne HA-2 4 - 8 tonne	HA-1 to 4 tonne HA-2 4 - 8 tonne	HA-2 to 8 tonne HA-3 8 - 12 tonne HA-4 12 tonne+
Output Shaft Options	65mm diameter round	65mm diameter round or 50.8mm hexagonal	50.8mm hexagonal or 75 mm square	50.8mm hexagonal or 75 mm square	50.8mm hexagonal or 75 mm square	75 mm square standard (50.8 mm hexagonal only on machines up to 8 tonne)
Max.Recommended Auger Size (in soily conditions at max.pressure)	350 mm	600 mm	600 mm	750 mm	900 mm	1200 mm
Auger Specifications	HA-0 1 mt digging length, 12mm cutting head, 6mm auger flights	HA-1 1.2 mt digging length, 12mm cutting head, 6mm auger flights	HA-1 1.2 mt digging length, 12mm cutting head, 6mm auger flights	HA-2 augers - 1.2mt digging length, 12mm cutting head, 12mm top flight, remained flights 8mm	HA-2 augers - 1.2mt digging length, 12mm cutting head, 12mm top flight, remained flights 8mm	HA-3 augers - 1.5mt digging length, 20mm cutting head, 12mm flights (fully flighted) HA-4 augers - 1.5 mt digging length, 25mm cutting head, 16mm flights (fully flighted)
Swing Reduction Fitted	YES	YES	YES	YES	YES	YES
Drive Mechanism	Planetary reduction gearbox	Planetary reduction gearbox	Planetary reduction gearbox	Planetary reduction gearbox	Planetary reduction gearbox	Planetary reduction gearbox
Max. Torque	1600 Nm (1180 ft/lbs)	2500 Nm (1843 ft/lbs)	2500 Nm (1843 ft/lbs)	3500 Nm (2580 ft/lbs)	4500 Nm (3276 ft/lbs)	7400 Nm (5388 ft/lbs)
Max. output speed	80 rpm	75 rpm	75 rpm	95 rpm	90 rpm	80 rpm
Hydraulic flow	20-40 lpm (5-11gpm)	30-75 lpm (8-20 gpm)	40-75 lpm (10-20 gpm)	40-95 lpm (10-25 gpm)	75-115 lpm (20-30 gpm)	75-150 lpm (20-40 gpm)
Max. Pressure	207 bar (3000psi)	207 bar (3000psi)	207 bar (3000psi)	241 bar (3500psi)	241 bar (3500psi)	260 bar (3770psi)
Auger Unit Model	BU1	BU2	NK1	NK2	NK3	NK4