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Grove unveiled new RT550E and RT770E

23.01.2013

This spring at BAUMA Manitowoc will introduce two new rough-terrain cranes: RT550E and RT770E.

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45-ton RT550E crane has 39-m boom. This crane meets the requirements of the European road regulations for heavy machinery having 12 m length, 2.55 m height and 29 tons weight.

It is noteworthy that RT550E has a new Manitowoc CCS positioning system. Its telescopic boom consists from 5 sections with 8-m jib.

Special attention should be paid for the second crane - RT770E. If people know something about the first crane, RT770E is all new vehicle. So ...

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Grove RT770E rough-terrain specifications.

Feature

Specs

Height

3603 mm

Length

13607 mm

Width

3333 mm

Lifting capacity

65 ton

Counterweight

6516 kg

Boom

11 – 42 m, 5-sections MEGAFORM™ with the sequential synchronic extension

Jib

10,1 – 17,1 m, latticed box-section with the offset in 0º, 25º, 45º

Boom derricking angle

-3º - 78º

Warning systems

Display reflects the information about the boom derricking angle, extension, radius, current load, max load. Audio and visual warning when reaching limits.

Standard cab

All steel, air suspension seat, hot water heater, cab circulating air fan, air-conditioning, sliding side and rear windows, fire extinguisher, sliding skylight with electric wiper and sunscreen and seat belt.

Hydraulic system

3 main gear pumps with productivity in 391 and 511 l/min. Maximum operating pressure – 27,6 MPa (System pressure test ports). Capacity 640 l.

Main winch

GHP30A model. Max pull 8363 kg. Hoisting line speed 153 m/min.

Auxiliary winch

GHP30A model.

Rope diameter

19 mm

Rope length

183 m

Wheel formulae

4х4 (full drive)

Chassis

Box section

Outriggers

4 pcs. 1-section, double box beam outriggers, hydraulic driven.

Outriggers diameter

610 mm

Max outriggers load

41731 kg

Fuel tank capacity

280 l

Transmission

6 forward and 6 rear shifts

Engine

6-cylinders 6,7L Cummins QSB with turbocharger (Tier IV, Stage IIIB)

Engine output

179 kW (240 hp) at 2500 rpm

Max torque

990 Nm at 1500 rpm

Max speed

37 km/h

Tires

29,5 х 25 – 28PR

Granability

75%

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