Answer / rama moorthi m

earthing and grounding both are same,two type of grounding
is there,1)system grounding-it is used to protect the
system.Eg.CT,2)body grounding-it is used to protect the
unwanted shock form body.neutral is return path form the load,

State norton’s theorem?

0 Answers  

---

In 3 phase induction motor 1hp current rating is 1.5 amps constant ? is correct or not ?

4 Answers   TATA,

---

what are advantage and disadvantage of hvdc transmission . please tell us technic of hvdc technology

2 Answers  

---

How can i check a relay good or not?

2 Answers  

---

What is the actual formula for transformer short circuit test? below i given rating of the transformer.. 1000KVA, pri 11KV, Pri amp 56A. %Z 5.95..

2 Answers  

---

---

Incoming line 11kv And transformer capacity is 2500kva. Consumption load is 1300A. Then fuse capacity is 11kv line.

0 Answers   Kraft Heinz,

---

How to measure corona loss in a transmission line?(Plz ans only if u know the exact answer)

3 Answers  

---

what is a breaker fail relay

0 Answers   Eskom,

---

TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.

0 Answers   Bhel, NTPC,

---

what is the function and use of cable differential protection relay?

0 Answers  

---

in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly

0 Answers   Shaifali Rolls,

---

What are the safeties in elevators?what is the use of governor in elevator?

3 Answers   JLL,

---