Answer / shailesh patil

MPCB is a device which gives protection to motor against Overload, Short Circuit & Single Phasing.

But Overload Relay is a device which gives protection to motor against Overload Load & single Phasing only.

1]how the voltages and frequency are achieved on ships. 2]how does the line and phase voltages are related on ships.

3 Answers  

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what is power factor? how can we correction the power factor if this is high or low? If anyone know please please send the answer on my email id ( kumarkirshan@in.com )

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Ceiling Fan and Storage type water heater. Discuss

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