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LPS 420 E

Product catalog summary

Overview: The document provides detailed specifications and operational capabilities of the Liebherr Portal Slewing Crane LPS 420 E, designed for bulk and container operations. It highlights the crane's maximum lifting capacity, outreach, and suitability for handling Panamax and Post-Panamax ships.

Specifications:

Maximum lifting capacity: 124 tonnes.
Maximum outreach: 48 meters.
Ship size compatibility: Panamax, Post-Panamax.
Weight of ramshorn hook: 3.0 tonnes.
Weight of rotator: 3.5 tonnes.

Bulk Operation:

The LPS 420 E is electrically driven, enhancing bulk handling performance with a turnover of up to 1,200 tonnes per hour.
Features a fully closed liquid cooling system with heat exchangers to prevent dust ingress, beneficial in dusty environments.
No gear shifting required due to high motor speed spread, ensuring uninterrupted power transmission and low noise emission.

Container Operation:

Fitted with various spreaders (fixed or telescopic) for different container sizes, supporting up to 30 cycles per hour.
Optimized for power supply ranging from 380 V to 460 V, with active-front-end frequency converter for voltage stability.
Winch motors offer precise handling and high dynamic performance.

Capacity and Classification:

Four rope grab operation: ≤ 46 t (A8), ≤ 57 t (A7).
Motor grab operation: ≤ 46 t (A8).
Container operation: ≤ 57 t (A7).
Heavy lift operation: ≤ 124 t (A3).
Standard operation: ≤ 70 t (A6).

Technical Features:

Hoisting/lowering speed: 0 — 100 m/min.
Slewing speed: 0 — 1.6 rpm.
Luffing time (20 m to 40 m): 24 seconds.
Travelling speed: 20 m/min.

Design and Solutions:

Liebherr Portal Crane (LPS) combines a space-saving portal with a mobile harbour crane concept, allowing trains and trucks to pass underneath.
Liebherr Fixed Slewing Cranes (LFS) offer economical solutions for limited space and low ground pressure requirements.
Liebherr floating cranes (LBS) facilitate transhipment and midstream operations, with customizable lifting capacities.

Catalog excerpts

Portal Slewing Crane LPS 420 E Maximum lifting capacity 124 t Maximum outreach 48 m Ship size Panamax, Post-Panama

Open the catalog to page 1

Lifting CapacitiesBulk Operation Load Diagram on the ropes ■ motor grab ■ 4-rope grab I Maximum crane capacity 124 t I Maximum crane capacity 84 t 140 Weight ramshorn hook 3.0 t Weight ramshorn hook 3.0 t Weight rotator 3.5 t Weight rotator 2.5 t I Turnover up to 1,200 t per Hour The LPS 420 E raises the bar in terms of electrical • With a maximum outreach of up to 48 metres ships with a size of up to Panamax class can be served. • The main components of the E-drive are liquid cooled and the heat is dissipated by heat exchangers. • The fully closed liquid cooling system in combination with the...

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Lifting CapacitiesContainer Operation Load Diagram Weight rotator 3.5 t Weight fully automatic (telescopic) spreader 9 t Weight twin lift spreader 10.7 t Weight rotator 2.5 t Weight fully automatic (telescopic) spreader 9 t Weight twin lift spreader 10.7 t I Turnover up to 30 Cycles per Hour Precision to perfection: With incredibly short acceleration times for all crane motions, Liebherr is the top performer in container handling. Post-Panamax • The crane can be fitted with various types of spreaders (fixed or telescopic) connected to the rotator. Manual, semi or fully automatic telescopic spreaders...

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Technical Data Main power supply incl. cable reel • Optimized for low voltage • Optional high voltage power supply via additional transformer h Closed gantry cross beam, circumferential platform and pedestal adapter Continuous stairs ascent up to drivers cabin I Capacity and Classification I Hoisting Heights Features • Installed power: ~ 8-12 x 9.5 kW • Travelling speed: 20 m/min • Designed for travelling with load • Simultaneous operation of travelling, slewing, luffing

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Practical Solutions (for sheltered water only) Liebherr develops and produces special designs and solutions to meet customer-specific requirements • Liebherr Fixed Slewing Cranes (LFS) are an efficient combination of a mobile harbour crane upper carriage and a fixed pedestal. LFS cranes provide an economical and space-saving solution for the installation on quaysides and jetties, especially where room for manoeuvring is limited and low ground pressure is essential. Additionally LFS solutions are also ideally suited for the installation on crane barges. Liebherr-MCCtec Rostock GmbH Liebherrstraße...

Open the catalog to page 5

LPS 420 E

LPS 420 E

Catalog excerpts

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