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Manitowoc Grove RT890E User Manual

Manitowoc Grove RT890E
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4
Specifications
Load moment
and anti-two block system
Standard “Graphic Displayload moment and anti-two
block system with audio-visual warning and control
lever lockout. These systems provide electronic display
of boom angle, length, radius, tip height, relative load
moment, maximum permissible load, load indication
and warning of impending two-block condition. The
standard Work Area Definition System allows the
operator to pre-select and define safe working areas.
If the crane approaches the pre-set limits, audio-visual
warnings aid the operator in avoiding job-site
obstructions.
Cab
20° tilt, Full-vision, all-steel fabricated with acoustical
lining and tinted safety glass throughout. Deluxe seat
incorporates armrest-mounted hydraulic single-axis
controllers. Tilt/telescoping steering wheel with various
controls incorporated into the steering column.
Other standard features include:, hot water heater,
cab circulating air fan, sliding side and rear windows,
sliding skylight with electric wiper and sunscreen,
electric windshield wash/wipe, fire extinguisher, seat
belt, air conditioning, and dual cab mounted work
lights.
Swing
Two speed, planetary swing drive with foot applied
multi-disc wet brake. Spring applied, hydraulically
released swing brake. Single position mechanical house
lock, operated from cab. Maximum speed: 2.0 rpm.
Counterweight
9979 kg (22,000 lb). Hydraulically installed and
removed.
Superstructure (continued)
Superstructure
Boom
11,4 m 43,2 m (38 ft 142 ft) five-section, sequenced
synchronized full power boom with A and B mode.
Maximum tip height: 45,7 m (150 ft).
*Optional lattice extension
10 m 17 m (33 ft 56 ft) offsettable bi-fold lattice
swingaway extension. Offsets 0°, 20° and 40°. Stows
alongside base boom section.
Maximum tip height: 62,7 m (206 ft).
*Optional lattice extension
10 m 17 m (33 ft 56 ft) hydraulically offsettable
bi-fold lattice swingaway extension. Offsets from to
40°. Stows alongside base boom section.
Maximum tip height: 62,7 m (206 ft).
*Optional lattice extension inserts
(2) x 4,8 m (16 ft) lattice extension inserts. Installs
between the boom nose and bi-fold extension,
non-stowable.
Maximum tip height: 72,5 m (238 ft)
Boom nose
Five nylatron sheaves mounted on heavy duty tapered
roller bearings with removable pin-type rope guards.
Quick reeving type boom nose. Removable auxiliary
boom nose with removable pin type rope guard.
Boom elevation
One double acting hydraulic cylinder with integral
holding valve provides elevation from -3° to +78°.
*Denotes optional equipment

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Manitowoc Grove RT890E Specifications

General IconGeneral
BrandManitowoc
ModelGrove RT890E
CategoryConstruction Equipment
LanguageEnglish

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