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VOLTAGE DROP SELF CHECK QUESTIONS

Q1. A power circuit ran in 2.5mm V90 2c&e TPS is 25 meters long and will carry 12 amps. Calculate the voltage drop on this cable.

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Q2. A hot water system ran in 4mm V90 2c&e TPS is 37 meters long and will carry 25 amps. Calculate the voltage drop on this cable.

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Q3. A sub-main is installed using 10mm V90 400V TPI (building wire) and is 45 meters long and will carry 33 amps. Calculate the voltage drop on this cable.

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Q4. A consumer main is installed using 35mm V90 400V TPI (building wire) and is 65 meters long and will carry 45 amps. Calculate the voltage drop on this cable.

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continue to voltage drop section 2