Specification - Manitowoc Grove RT880E Manual Del Usuario

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Specification

Superstructure
Boom
12,6 m – 39,0 m, four-section, sequenced synchronized full power boom.
Maximum tip height: 41,9 m.
*Bifold swingaway extension
10,0 m - 17,1 m offsettable bifold lattice swingaway extension. Offsets 0°, 20° and
40°. Stows alongside base boom section.
Maximum tip height: 58,6 m.
Insert
*Telescopic Swingaway extension
2 x 6,1 m lattice extension inserts. Installs between the boom nose and bifold
extension, non-stowable. Maximum tip height: 70,6 m.
Boom elevation
One double acting hydraulic cylinder with integral holding valve provides elevation
from -3° to +78°.
Load moment and anti-two block system
Standard "Graphic Display" load 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 wor-
king areas. If the crane approaches the pre-set limits, audio-visual warnings aid the
operator in avoiding job-site obstructions.
Cab
Full-vision, all-steel fabricated with acoustical lining and tinted safety glass
throughout. cab tilts to +20 degrees. Deluxe seat incorporates armrest-mounted
hydraulic single-axis controllers. Dash panel incorporates gauges for all engine
functions. 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 and seat belt. Ac.
Slewing
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
8 165 kg. hydraulically installed and removed.
Hydraulic system
Two main pumps ([1] piston and [1] gear) with a combined capacity of 503 LPM.
Maximum operating pressure: 277,7 bar. Three section pressure compensated valve
bank. Return line type filter with full flow by-pass protection and service indicator.
Replaceable cartridge with micron filtration rating of 5/12/16. 995 L hyd. reservoir.
carrier mounted oil cooler with thermostatically controlled hydraulic motor driven
fan/air to oil. System pressure test ports.
Hoist
Planetary reduction with automatic spring applied multi-disc wet brake. Electronic
hoist drum rotation indicators, and hoist drum cable followers.
Maximum Single Line Pull:
• 1st layer:
9 185 kg.
• 5th layer:
6 650 kg.
Maximum Permissible Line Pull: 7 620 kg with 6X37 class rope.
7 620 kg. with 35X7 Rotation Resistant rope.
Maximum Single Line Speed: 156 m/min.
Rope construction: 6X36 EIPS IWRc, Special Flexible
35x7 Flex-X, Rotation Resistant
Rope Diameter: 19mm.
Rope Length: Main hoist: 183 m - Auxiliary hoist: 183 m.
Maximum Rope Stowage: 256 m.
4
• 3rd layer:
7 716 kg.
Carrier
Carrier frame
Box section frame fabricated from high-strength, low alloy steel.
Front/rear towing and tie down lugs.
Outriggers
Four hydraulic telescoping single-stage double box beam outriggers with inverted
jacks and integral holding valves. Three position setting, 0%, 50% and fully exten-
ded. All steel fabricated, quick release type outrigger floats, 775 mm diameter.
Maximum outrigger pad load: 56 700 kg.
controls and crane level indicator located in cab.
Engine
cummins QSB 6,7L diesel, six cylinders, 275 bhp, 205 kW (Gross) at 2 500 RPM.
Maximum torque: 987 Nm at 1 500 RPM.
Transmission
Sequential powershift with 6 forward and 6 reverse speeds.
Front axle disconnect for 4 x 2 travel.
Drive/Steer
4 x 4.
Fully independent power steering:
Front: Full hydraulic steering wheel controlled.
Rear: Full hydraulic switch controlled.
Provides infinite variations of 4 main steering modes: front only, rear only, crab and
coordinated. Rear steer indicator. Turning radius: 7,5 m.
Axles
Front: Drive/steer with differential and planetary reduction hubs rigid mounted to
frame.
Rear: Drive/steer with differential and planetary reduction hubs pivot mounted to
frame.
Tyres
29,5 x 25 - 34 bias ply.
Brakes
Full hydraulic split circuit operating on all wheels. Spring-applied,
hydraulically released parking brake mounted on front axle.
Lights
Full lighting including turn indicators, head, tail, brake and hazard warning lights.
Maximum speed
35 km/h.
Gradeability (theoretical)
75 % based on 49 060 kg GVW, 29,5 x 25 tyres, 39,0 m boom, plus 17,1
swingaway, 8165 kg counterweight , 75 t hookblock and 9 t headache ball.
Electrical system
Two 12 V - maintenance free batteries. 12 V starting and lighting.
Battery disconnect. canBus Diagnostic system.
* Optional equipment
• cE Mark conformance
• Auxiliary lighting package (includes cab mounted amber flashing light, hoist
mounted work light, and dual base boom mounted floodlights).
• LMI light bar (in cab).
• 360˚ Nyc style mechanical swing lock.
• Rear Pintle hook.
• cab controlled cross axle differential locks, (front and rear).
• PAT data logger.
• Rubber mat for storage trough.
*Denotes optional equipment

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