Altec DRM 12 - Section 2 - Unit Specifications; Purpose of the Unit; General Specifications

Section 2 — Unit Specications • 3
Section 2 — Unit Specications
Purpose of the Unit
This unit has been designed and built to reduce brush
and above ground tree components into uniformed wood
chips.
General Specications
This unit is a 12″ (30.5 cm) capacity, controlled feed drum
chipper. The chipper mechanism is permanently mounted
on the towable frame assembly. The chipper mechanism
is belt driven by a self contained engine. Material is fed
utilizing one horizontally mounted, hydraulically controlled
feed roll. Chip discharge is designed for 360 degree rota-
tion for chip body and road side discharge applications.
Item Specication
Chipping capacity 12″ (30.5 cm)
Engine horsepower 85 horsepower (63 kW)
Weight 5,310 pounds (2,408 kg)
Tongue weight (may vary) 530 pounds (240 kg)
Travel height 8’ 2″ (2.5 m)
Width 6’ 8″ (2 m)
Travel length 15’ (4.5 m)
Operational length 16’ 11″ (5.2 m)
Feed roller opening 17″ (43.18 cm) wide x 12″ (30.5 cm) high
Feed table dimensions 50″ (127 cm) wide x 30″ (76.2 cm) deep
Infeed chute opening 50″ (127 cm) wide x 30″ (76.2 cm) high
Length to feed roll nip point
1
94″ (2.4 m)
Drum dimensions 20″ (50.8 cm) wide x 21″ (53.3 cm) diameter
Drum weight 520 pounds (236 kg)
Drum rpm 2,230 rpm
Feed rolls 16
1
/2″ (41.9 cm) wide x 20″ (50.8 cm) diameter
Feed rate 111 feet per minute (34 mpm)
Feed wheel motor rating 32.2 cu in displacement (528 cu cm)
Hydraulic pressure 2,500 psi (172.4 bar)
Hydraulic tank capacity 12 gallon (45.4 l)
Fuel tank capacity 18 gallon (68.1 l)
Discharge chute rotation 360°
1
Measured from ground level at infeed chute, through the center of the feed table.
Figure 2.1 — Unit Specications