What is IPXX?

2 Answers  

---

In an electrical conductor, if current flows because of flow of electrons, then why not the conductor gets thinner day by day???

1 Answers  

---

WHAT ARE THE SITE TEST APPLIED ON A SURGE ARRESTORS? DO MEGGER TEST APPLIED ON SURGE ARRESTOR? IF YES THEN WHAT ARE THE ACCEPTED IR VALUE REQUIRED FOR SURGE ARRESTORS FOR VOLTAGE LEVEL 11KV, 33KV, 66KV 132KV, 220KV AND 400KV?

5 Answers  

---

How to calculate phase to phase difference ?

0 Answers  

---

What is the disadventage of gland earthing(power cable) if any. ?

0 Answers  

---

what is difference between ac voltage and ac current

3 Answers   TATA,

---

What happen to the transformer if the OLTC frequently used for lower and raise occured 50times daily?

0 Answers  

---

what is meant by damper winding ?

3 Answers  

---

wat is the criteria we use the diff. relay ?

2 Answers  

---

do we use neutral grounding for resistive balanced load? if we use what happen?

0 Answers   NFC,

---

Why rotating machines are not allowed to run near critical speed region?

2 Answers  

---

difference between substation & grid substation?

2 Answers   GMR,

---