Log grapple 4042HD with rotator RT-2520 pages

Log grapple
4042HD with rotator RT-252
Opening 42 in. (1067 mm)
Closing
.170
1388
Volume
Area tip to tip 2.7 sq. ft. (.25 sq. meter)
Rotator lifting capacity 25000 lb (11340 kg)
Weight 1170 lb (531 kg)
B
C
D
E
F
G
3/4" (19 mm)
OPTIONS: Log protection package, including shaft on jaw tips and protection strips on jaw edges. Jaw tip modification to prevent log damage
(available on heavy-duty models, standard on super-heavy-duty models). Impact protection relief valve.
Reference Dimension Front view Side view
Steel* thickness
Rotator Maximum pressure: 5000 psi (345 bars) Recommended flow: 9 gpm (34 l/min.)
4 1/8 in. (105 mm)
cord of 8 ft. wood
4 1/8 in. (105 mm)
42 in. (1067 mm)
52 3/4 in. (1340 mm)
57 3/4 in. (1467 mm)
7 1/2 in. (191 mm)
16 1/2 in. (419 mm)
19 1/2 in. (495 mm)
*High tensile strength steel: 165,000 psi (1138 MPa)
H
Torque at relief pressure 16150 in.lb (1825 Nm)
Grapple cylinder maximum flow will theoretically produce a complete grapple open/close cycle in 4 seconds.
3 1/2" (89 mm)
Diameter
2500 - 5000 psi (172 - 345 bars)
Pressure range
15 - 23 gpm (57 - 87 l/min.)
Flow range
yes
Cylinder Lock valves
Standard 3000 psi (207 bars)
Recommended pressure
Rotator recommended flow will produce a speed of 30 rpm.
@ 1450 psi (100 bars)
A
web site: www.rotobec.com e-mail: rotobec@rotobec.com
We reserve the right to change specifications and to improve our products without notice or obligation.
Rotobec Inc.: Head office serving OEM's and Eastern Canada Ph: (418) 383-3002 Fax: (418) 383-5334
Rotobec West: Branch serving Western Canada and Western USA Ph: (250) 765-1161 Fax: (250) 765-0035
Rotobec USA: Branch serving Eastern and Central USA Ph: (603) 444-2103 Fax: (603) 444-0327
V.06/2009