Answer Posted / rajesh anne

any one of the generator neutral need to be grounded.if it
is multiple generators also one generator neutal must need
to be grounded because the unbalnce currents will pass
through the neutral while it was running in parallel.

what is allowed value of zero sequence impedancce of 6.6 kv nuetral earthing transformer ?what is the actual value

2239

---

What is the purpose of stand by earth fault protection for transformer ?

2130

---

hi can anyone pls tell me the eee interview core questions asked in l&t

2109

---

what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?

1825

---

what is diff. between earthing grid,earthing mess, earting grid?

2446

---

can any one provide me a connection wiring diagram for a DG set control panel along with BOM?

2254

---

In hydel power plants, L.A's, S.C's are placed inside the control panel boards. what is the purpose? [already the total body was earthed to ground.]

2021

---

HOW CAN WE DECIDE THE SUPPLY VOLTAGE FOR MOTOR ACCORDING TO ITS RATING(IF ANYONE KNOWS GIVE IT WITH EXAMPLE AND ITS CALCULATIONS)

2017

---

How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.

5438

---

I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?

2236

---

What is the formula to find out two phase active & reactive power

2230

---

which is chemical used as in ro water what is difference betweeen multi grade filter&dual media filter

2166

---

Why DG set is not installed in Terrace ??

1275

---

what id a dry type transformers and its function ?

1827

---

In the N-series schneider reclosers. What is the difference between current during fault time and current at tripping? This appears in the Event log in an event of a trip out.

1908

---