The large capacity Quadco QB4400 fixed felling head is purpose-built to handle the toughest of felling applications. With the large customized slew bearing, three heavy-duty slew motors, and 255 degrees of saw bar rotation, the well-proven QB4400 is the right choice for controlled felling applications with minimal stem breakage.
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| STANDARD CONFIGURATION | METRIC | IMPERIAL |
|---|---|---|
WEIGHTS & DIMENSIONS | ||
Weight | 3,300 kg | 6,820 lbs |
Height | 2,692 mm | 106"" |
Depth | 2,478 mm | 97"" |
Width (Arms Closed) | 2,045 mm | 80"" |
Width (Arms Open) | 2,191 mm | 86"" |
Rotate Motors | 3 x MCR05 | |
Degree of Rotation | Continuous 360° | |
GRAPPLE SECTION | ||
Minimum Closing Diameter | 170 mm | 6.6"" |
Maximum Opening Diameter | 1,400 mm | 55"" |
SAW | ||
Cutting Capacity | 1,000 mm | 39"" |
Bar Length | 1,270 mm | 50"" |
Saw Motor | F12-60 | |
Motor Size | 60 cc | 3.66 in³ |
Chain Size | 19.05 mm | 3/4"" |
Saw Bar Rotation | 225° | |
HYDRAULICS | ||
Pressure | 300 bar | 4,350 psi |
Maximum Flow | 250 lpm | 66 gpm |
Valve Bank | M4-15 | |
CARRIER REQUIREMENTS | ||
Carrier Size | 30 – 35 ton |
