Answer / p.venkatakrishna

Inverters

How is the Depth of Stator Slot being calculated for Synchronous Generator?

2 Answers  

---

Why we are using LA Rating 10kA in 66 kv substation

1 Answers   L&T, NMDC,

---

what is residuel magnetism. and how order lead acid batteries for 24 volt. emergency lighting system.

0 Answers  

---

how to calculate current carring capacity of cable and cable selection? 1) copper flexible cable 2) copper armoured cable 3) Aluminium cable

0 Answers  

---

5MVA TRANSFORMER SUDDENLY FAIL WITH THE PRV TRIPPING AND LARGE AMOUNT OF OIL SPREAD OUT? SO IT CAME BACK WITH THE REPAIRING WITH REASON THAT IT FAILS BCOZ OF TRANSIENT EFFECT? SO PLZ EXPLAIN HOW DOES IT HAPPENED?

1 Answers  

---

---

On Which Pressure PRV is operated.

0 Answers   AEPL,

---

What voltage is used in Directional earth fault relay? and why?

5 Answers   L&T,

---

i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value

0 Answers  

---

why colour of electrical equipment( like transformer) is grey

10 Answers   Trident,

---

can a 12v dg starting battery(150 AH) be replace by 6 nos of 200AH batteries each of 2v connected in series.

3 Answers  

---

IAM GOING TO ERECT THE STREET LIGHT.,, I NEED HOW TO CALCULATE LUX., ILLUMINATION.,AND ALL

1 Answers  

---

The DC current waveform is - . What about the fire alarm waveform?

1 Answers  

---