Insulation monitoring device for simultaneously monitoring network sections of an ungrounded power supply system
The invention relates to an insulation monitoring device for simultaneously monitoring an ungrounded power supply system comprising network sections that can be interconnected via coupling switches, comprising a signal generator for generating a measuring signal and a coupling circuit for coupling t...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The invention relates to an insulation monitoring device for simultaneously monitoring an ungrounded power supply system comprising network sections that can be interconnected via coupling switches, comprising a signal generator for generating a measuring signal and a coupling circuit for coupling the measuring signal to the power supply system. According to the invention, the insulation monitoring device comprises a coupling circuit for each interconnectable network section to be monitored, a switchable electrical connecting element being arranged for connecting adjacent coupling circuits |
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