Multi-loop type electric leakage fire detector

The utility model relates to a multi-loop type electric leakage fire detector. The fire detector is composed of a shell and a control board disposed inside the shell. The control board is connected to multiple current transformers and passes through the current transformers by a three-phase four-wir...

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Bibliographische Detailangaben
1. Verfasser:	FU JIAFA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS
Online-Zugang:	Volltext bestellen
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