Answer / akhilesh negi

accordig to the voltage of the system & peak value of fault
current to be interrupted by the breaker

what is power factor?

9 Answers   MAHINDRA,

---

can we use 7volt DC BATTERY to run a 60watt motor by stepup? Give reason for your answer?

5 Answers  

---

LT cable fault checking instrument is available? where and how to get it.

2 Answers  

---

How much current in 100 kva Transformer HT & LT side

1 Answers  

---

why dc is used in control circuit for mv & hv switchgear instead of ac

0 Answers  

---

---

what is the meaning of the parameters labeled on the surge arrestor like 150/20 ???

3 Answers  

---

what is the difference between delta delta and star delta connection transformer? why we use delta delta transformer since it need earthing transformer for grounding?

0 Answers  

---

Why CT secondary should not left open??????????

2 Answers  

---

I have motor 1500 HP and , 4160 V , 60 HZ , then i need the rating of transformer which can feed that motor ??

0 Answers   Elmaco,

---

On wat basis TSM & PSM are set? Example.TSM=30% n PSM=2.5A....Hw they are set and how we come to know that the particular relay should be set to this value only?

2 Answers  

---

What happen if in three phase 440 v , when you check voltage by testor it glows except one phase and in the same time when you check by multimeter it shows 440 v in any two phase.what will be the reason...

1 Answers   Greatship,

---

what is the MNA in case of d.c. machin? whaty is the importance of it? hoe it affect the brush position?

2 Answers   TATA,

---