Answer / k.prakashchandra

LAVT is abbreviation for lightning arrester and voltage
transformer (PT)which can be used for measurement ,synch and
protection.

Answer / sudarshan

excitation transformer is alternate to pmg in case of generator excitation,its rating is same as excitation required by generator.
in case of failure of pmg generator main main exciter can be excited through excitation transformer.

excitation trans----.
......main exciter.....rotor
pmg----------- .

why high speed tripping relay is used in protection circuit why not normal relay

0 Answers  

---

What will Happened if the polarity of CT is changed?

13 Answers  

---

How calculate the MTA in relay?

1 Answers   Unicharm,

---

How to conduct a Hipot test on a 11KV cable?

2 Answers  

---

why VCB always installed only at HT yards or HT side? suppose if ACB installed at there means, what will be problem?

1 Answers  

---

which one is dangerous AC Power r DC Power for Electrical Shock ?

10 Answers  

---

How to select KW/HP rating of motor for particular application? Is there any relationship od RPM?

1 Answers  

---

whatdo mean by chopper fed drives.used for ac drives.

0 Answers  

---

what is the diference between base speed and rated speed in motor

1 Answers   Bhel,

---

What makes the difference between 50Hz supply and 60Hz supply which one is economical and how can you support your answer...........?

2 Answers   Fertichem, Kuwait Oil Company,

---

How to setting the volume of RTCC panel AVR (11kv) controller

0 Answers   CNF Automotive India,

---

Difference Between B Curve & C Curve in MCB.

3 Answers  

---