Manitowoc Grove GRT8120 Product Guide

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Specifications
Boom
11,3 m–60 m seven-section MEGAFORM® boom with TWIN-LOCK®
boom pinning system. Maximum tip height: 63,1 m.
Boom nose
Five nylon sheaves mounted on heavy-duty tapered roller bearings with
removable pin type guards. Quick reeve boom nose. Removable single
sheave auxiliary boom nose with removable pin-type rope guard.
Boom elevation
Single hydraulic cylinder with integral holding valve provides boom
elevation from -3° to +80°.
Manual bifold swingaway extension*
10,5 m–17,6 m bi-fold lattice swingaway extension. Offsets at 0°, 20° and
45°. Stows alongside base boom section. Includes wireless rigging remote.
Maximum tip height: 80,8 m
Hydraulic bifold swingaway extension*
10,5 m–17,6 m bi-fold lattice swingaway extension. Hydraulically offsets
from 0° to 45°. Controlled from crane cab. Stows alongside base boom
section. Includes wireless rigging remote. Maximum tip height: 80,8 m
Crane Control System CCS
Rated Capacity Limiter (RCL) with graphical display. Load moment
and anti-two block system with audio-visual warning and control lever
lockout. This system provides electronic display of boom angle, boom
length, load radius, boom tip height, maximum permissible load, actual
load and warning of impending two-block condition. Also includes an
Operating display which shows the crane operating indicators, levels,
warnings and faults. Other features include a Working Range Limiter
(WRL) which allows the operator to preselect and define working areas.
If the crane approaches the operator preset limits, audio-visual warnings
aid the operator in avoiding obstructions. ECO mode system to control
engine rpm to lower noise and improve fuel consumption. Operator-
programmable function speeds and ramps.
Cab
Operator-controlled 20° hydraulic cab tilt, full vision; all steel, galvanealed
construction with acoustical lining and tinted safety glass throughout.
Deluxe seat with electronic seat controls and headrest, incorporates armrest-
mounted electronic programmable single-axis or dual-axis controllers
and a jog dial for easy data input. Tilt/telescoping steering wheel with
controls incorporated into the steering column. Other standard features
include heater (hot water), circulating air fan, high-output air conditioning
system, sliding skylight with sunscreen, windshield and skylight washer/
wiper, windshield sun visor, fire extinguisher, seat belt, USB charging port,
pivoting cup holder, and dual cab-mounted LED work lights.
* Denotes optional equipment
Superstructure Superstructure
Swing
Variable speed, 360° continuous rotation. Planetary swing drive with foot
actuated multi-disc brake. Spring-applied, hydraulically released swing
brake. Two-position mechanical swing lock pin, operated from cab.
Maximum speed: 2 rpm
Counterweight
13245 kg hydraulically installed and removed. Controls located on both
sides of superstructure.
Hoist main and optional auxiliary hoist
Planetary reduction driven by axial piston motor. Grooved drum with
automatic spring applied multi-disk wet brake. Electronic hoist drum
rotation indicator. Third wrap indicator with hoist function cut-out
standard.
Maximum hoist single line pull:
1st layer: 10645 kg.
3rd layer: 9039 kg.
6th layer: 7371 kg.
Maximum permissible single line pull: 7784 kg.
Maximum hoist single line speed (no load): 148 m/min.
Rope construction: 35 x 7 rotation – resistant.
Rope diameter: 19 mm.
Rope length: Main hoist: 250 m.
Auxiliary hoist: 185 m.

Manitowoc Grove GRT8120 Specifications

General

Brand	Manitowoc
Model	Grove GRT8120
Category	Construction Equipment
Language	English