Antitheft and fault alarm device for electric power installation

The utility model relates to an anti-theft and fault alarm device for electric power installation, which comprises a main controller 1, a radio transmitter 2, a relay detecting circuit 3 and a direct current power supply 4, wherein each part is supplied with electricity by the direct current power s...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	LIANGTANG LI
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS TESTING
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