Überwachungsvorrichtung, Elektrische Installation und Überwachungsverfahren

Details

Veröffentlichungs-Nr.

EP4177615

Aktenzeichen

EP21207085

Anmeldetag

9. November 2021

Veröffentlichung

10. Mai 2023

Rechtsraum

EP

IPC

G01R15/18G01R31/12

Abstract

The present invention relates to a monitoring device (9, 25) for monitoring of an electrical installation (1, 20) comprising an electrical bushing (3, 21), wherein said device comprises means for connecting said device to an output terminal of said bushing to receive a current and/or voltage output monitoring signal and is configured to measure a low-frequency signal component of said output signal to monitor a dissipation factor of said installation. The invention is characterized in that the monitoring device further comprises a high-frequency instrument transformer (35) for measuring a high-frequency signal component of said output signal. The present invention is further related to an electrical installation with the monitoring device and to a method for monitoring of the installation.

Anmelder

Firmen

HSP Hochspannungsgeräte GmbH
Siemens Energy Global GmbH & Co. KG

Land

🇩🇪 Deutschland

Fachgebiete