TSP #85 - Teardown & Repair of a Sencore PR570 Variable Isolation Transformer & Safety Analyzer

Описание к видео TSP #85 - Teardown & Repair of a Sencore PR570 Variable Isolation Transformer & Safety Analyzer

In this short episode Shahriar performs a teardown and repair of a Sencore PR570 variable isolation transformer and safety analyzer. One of the LCD segments of the unit does does not display.

The teardown of the unit reveals a variable auto-transformer followed by an isolation transformer. The main board contains all of the circuitry for performing over-current protection, ground leakage current monitoring and other safety analysis software. The LCD problem is easily corrected by cleaning the contacts of the LCD module. A quick experiment on an Apple iPhone charger is used to verify the instrument functionality.

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