Method for detecting shell drain voltage of working appliance (power) equipment and two-step anti-electric-shock scheme

The present invention is composed of measuring circuit, configuring circuit, and voltage comparing circuit, and capable of realizing casing leak voltage measurement, switching off, and alarm functions to service equipment. The present invention is Suitable for following respects: 1, detecting electr...

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Bibliographic Details
Main Author YUGUANG ZHU
Format Patent
LanguageEnglish
Published 25.10.2006
Subjects
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
GENERATION
MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
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Summary:The present invention is composed of measuring circuit, configuring circuit, and voltage comparing circuit, and capable of realizing casing leak voltage measurement, switching off, and alarm functions to service equipment. The present invention is Suitable for following respects: 1, detecting electric appliance (electric power) equipment casing leak voltage and designing detection instrument,2, according to electric appliance (electric power) equipment drain voltage variation judging insulating layer bad change and constituting safety precautions, 3, providing new method for developing novel electric shock proof instrument.
Bibliography:Application Number: CN2006142241