Lightning and electromagnetic interference protection circuit
The utility model provides a lightning and electromagnetic interference protection circuit comprising a grounding unit, and a primary lightning protection unit and an electromagnetic protection circuit unit which are connected in series with a covered wire. One end of the primary lightning protectio...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides a lightning and electromagnetic interference protection circuit comprising a grounding unit, and a primary lightning protection unit and an electromagnetic protection circuit unit which are connected in series with a covered wire. One end of the primary lightning protection unit is connected with the electromagnetic protection circuit unit, and the other end is connected with a covered wire; one end of the electromagnetic protection circuit unit is connected to the equipment covered wire communication interface circuit, and the other end is connected with the primary lightning protection unit; the grounding unit comprises a grounding wire, one end of the grounding wire is connected with the common ground of the primary lightning protection unit and the electromagnetic protection circuit unit, and the other end of the grounding wire is connected to the ground. According to the lightning and electromagnetic interference protection circuit provided by the utility model, voltage limitin |
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