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1. (WO2018054675) DC OVERVOLTAGE PROTECTION FOR AN ENERGY STORAGE SYSTEM

Pub. No.:    WO/2018/054675    International Application No.:    PCT/EP2017/072149
Publication Date: Fri Mar 30 01:59:59 CEST 2018 International Filing Date: Wed Sep 06 01:59:59 CEST 2017
IPC: H02H 3/20
H02H 1/04
H02H 1/06
H02H 7/28
Applicants: SIEMENS AKTIENGESELLSCHAFT
Inventors: ECKERT, Peter
LANGBEIN, Daniel
REINSCHKE, Johannes
Title: DC OVERVOLTAGE PROTECTION FOR AN ENERGY STORAGE SYSTEM
Abstract:
The invention relates to a DC overvoltage protection device (10) for an energy storage system, an energy storage system (200, 205) having such a DC overvoltage protection device, a method for operating a DC overvoltage protection device for an energy storage system and a method for operating an energy storage system having a DC overvoltage protection device, wherein the DC overvoltage protection device comprises at least one solid-state relay (20), and the solid-state relay interrupts the auxiliary voltage circuit (30) of the AC switch.