Why P.F(power factor)relay should not be connected to the D.G(diesel generator) incomer side

1 Answers   ABB, Corsa,

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a distribution transformer(3 phase)supplying 440volt per phase.now suppose one of phase voltage(230volt) becomes zero.what will be the cause ?

3 Answers  

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which type of capacitor store high amount of energy for long time ? ( polarized or unpolarized )

1 Answers  

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. What is Electrical Life & Mechanical Life of Circuit Breaker? 2. What is Electrial Life & Mechanical Life of Magnetic Contactor? 3. What is RCD, RCCB & RCBO? 4. What is the Between defferance of RCD, RCCB & RCBO?

0 Answers  

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I FINISHED MY B.TECH IN EEE . I AM IN NEED OF A GOOD TRAINING INSTITUTE TO DO COURSES .. CAN ANYONE SUGGEST GOOD CENTRES IN TAMILNADU ,BANGALORE ,OTHER AREAS???????

0 Answers  

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what is the diffrent between ups and inverter

2 Answers   ABB,

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what is reverse power relay brief explanation and in b/w where it is connected

0 Answers  

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what is the use of breather in transformer?

4 Answers  

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comparision between mcb,mccb,elcb,flcb,elcb in details

0 Answers   ABB,

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How to calculate the CFM to TR? What is the Formula

12 Answers   Carrier, Voltas,

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How single phase & 3 phase motor select rotating direction ie clockwise/anticlockwise

6 Answers   DRJ ARDE,

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How can ignition voltage of light increased with the help of a ballast

1 Answers  

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