Safety device for a photovoltaic system

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United States of America Patent

PATENT NO 9865411
SERIAL NO

14205606

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Abstract

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The disclosure relates to a safety device for a photovoltaic system for feeding into a power supply system, that includes at least one input for connection to a PV generator, at least one output for connection to an inverter, and a switching element for de-energizing the at least one output. The safety device includes an evaluating unit configured to switch the switching element based on a low-frequency signal at the at least one output. The disclosure also relates to a method for operating such a safety device.

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Patent Owner(s)

Patent OwnerAddress
SMA SOLAR TECHNOLOGY AG34266 NIESTETAL

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bieniek, Sebastian Niestetal, DE 10 154
Friebe, Jens Vellmar, DE 24 302

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