Answer / k.prakashchandra

It is RCCB . when neutral touches the ground , a portion of
neutral current flows through the ground also,creating
current imbalance in RCCB

How we can change the direction of rotation of Induction motor? Prove it using graphical methods.

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If a manufacturer decribes a power supply transformer as providing a secondary voltage of 24 volts when connected to a 240 volts supply, do you think they are refering to the full load or no load secondary voltage?

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defined power system?

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What are the protections for safe running of electric generator?

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need help, please can someone tell me how can i calculate the main breaker and branches breakers to distribution panels (MDB) depending on the load ampere .. i really need it but can't find any site >>

3 Answers  

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