POWER SYSTEM FOR VERTICAL TRANSPORTATION, METHOD AND VERTICAL TRANSPORTATION ARRANGEMENTS

The current disclosure relates to a power system for feeding power into a vertical transportation arrangement. The power system comprises a first interface (1) for connecting to a primary power source (2); a second interface (3) for connecting to a secondary power source (4); and power controlling m...

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Bibliographic Details
Main Author Saarela, Sami
Format Patent
LanguageEnglish
French
German
Published 27.02.2019
Subjects
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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Summary:The current disclosure relates to a power system for feeding power into a vertical transportation arrangement. The power system comprises a first interface (1) for connecting to a primary power source (2); a second interface (3) for connecting to a secondary power source (4); and power controlling means (5) for controlling feeding of power from the primary power source (2) and/or the secondary power source (4) to a motor (6) for driving a vertical transportation device. The power system is characterized in that the power controlling means (5) is configured to control feeding at least some of the power used by the motor (6) during normal operation from the secondary power source (4). The current disclosure also relates to a method and vertical transportation arrangements.
Bibliography:Application Number: EP20170187617