Section 2 — Unit Specifications • 3
Section 2 — Unit Specifications
Purpose of the Unit
This unit has been designed and built to reduce brush
and above ground tree components into uniformed wood
chips.
General Specifications
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
Specification
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 Specifications
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