Answer / shaheer ap

Newtral will shift from zero potential ..

Answer / aditya

If earthing IS not provided to neutral then 3 phase system will not balance

a 230v transformer with step down ratio 19:1.it has 2000turns on primary and rated 25va calculate max primary current no of secondary turns volts/turn

0 Answers  

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What is circuit breaker failure protection?

2 Answers  

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How to calculate percentage impedance of a power transformer.

1 Answers  

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what is the difference between home inverter and online ups?

2 Answers   ME,

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I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

0 Answers  

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How to decide the fuse ratings for potential transformer

2 Answers   Eskom,

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effect of decrease in excitation?

2 Answers  

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what will happen to the core losses if we perform the open ckt test on high voltage side of a transformer ?

2 Answers  

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please tell me formula of 3 phase induction motor under condition{1]when we 3 phase motor starts without load in star or delta connection?thanks

1 Answers  

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Is it possible that Generator trip but Turbine not trip.Give explanation.

1 Answers   Essar,

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what is a difference berween line voltage and phase voltage?

2 Answers  

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Why LVDT have secondary windings connected in differential 1. Higher out put 2. Based on the out put voltage-/+, helps to identify the direction of displacement 3. To establish a null/ reference point

1 Answers   GATE, PSPCL,

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