what is sustainable current of any conductors . a bare busbar or pvc cable has different sustainable current .

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how can you size an automatic voltage regulator?

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What is Primary And Secondary Injection Test of Relay and Other Electrical Devices. How IT is carried out.

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cab we add capacitor bank with generator to improve power factor or not??????

1 Answers  

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What is the criteria for selecting the voltage classes of an AC Induction Motor.The KW rating above/below which ht/lt selection is made may be provided in details.

0 Answers   DAE,

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can we use trip light with bus coupler?

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does frequency affects the load? if yes elaborate it.

1 Answers  

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if we want to increase the back up time of an UPS what should we do ? if we want to decrease the charging time of a battery/batteries attached with the UPS what should we do ?

6 Answers  

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What is the fullform of IPS in substaion using Aluminium Tubes

14 Answers   L&T,

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why do we need to use 3c+3e cable, normally i select only 3c+e cable and i think it is enough. pls explain the usefull of 3e cable ( in this project the earthing system is well done)

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What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?

0 Answers  

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If the circuit breaker will not close or it will trip, what will you do?

3 Answers  

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