WATT-HOUR METER

WATT-HOUR METER

PROBLEM TO BE SOLVED: To solve a problem that there is a possibility that a contact failure occurs between a current terminal and a base side fixed terminal due to manufacturing errors or the like of them.SOLUTION: A watt-hour meter 100 includes a watt-hour measuring unit 2 having a plug terminal 4...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MORINAGA CHIHIRO, NEJITO YOSHIO, TAKEUCHI SHINJI, NAKAMURA TATSUYA, IZUMIHARA YASUNOBU, KURODA ATSUFUMI, HAYASHI TOSHIHIRO
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
CURRENT COLLECTORS
ELECTRICITY
LINE CONNECTORS
MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To solve a problem that there is a possibility that a contact failure occurs between a current terminal and a base side fixed terminal due to manufacturing errors or the like of them.SOLUTION: A watt-hour meter 100 includes a watt-hour measuring unit 2 having a plug terminal 4 for detecting a voltage and a current terminal 5 disposed on a terminal block 6 and for detecting a current, an outlet terminal 18 disposed on a meter base 1 in which the plug terminal 4 is inserted and fixed, and a base side fixed terminal 7 disposed on the meter base 1 on which the current terminal 5 is connected by a terminal screw 8. The terminal block 6 has a recessed section 22, and the current terminal 5 has a protruding section 23 which is loosely fitted in the recessed section 22.