GROUNDING RESISTANCE METER

PROBLEM TO BE SOLVED: To obtain a grounding resistance meter in which open-circuit voltages can be changed over properly even under various measuring conditions. SOLUTION: In this grounding resistance meter by an AC potential difference system, the grounding resistance of a grounding electrode is me...

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Bibliographische Detailangaben
1. Verfasser:	HASHIZUME KAZUO
Format:	Patent
Sprache:	eng
Schlagworte:	MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING
Online-Zugang:	Volltext bestellen
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