Answer / a.p.nanjappa

as you are aware, in electrical engineering power
transformers or motor winding are connected in star-
undrounded or grounded,Delta connected.

Earth fault protection may be due to capacitaive
circulating current,flowing through the body of equipment
to ground. In large generator,motor it may be 5-10A
unbalanced current flowing through Neutral to ground, and
also fault current sigle phase to ground,double phase to
ground,or three phase to ground.these are severe
faluts.damages equipment severly.

What is use of reactor..how it is help ful in electrical system .....brief explain

1 Answers  

---

how set earth fault over current in relay

5 Answers   Jacobs, Reliance,

---

if any house we instaled a 1.5 ton ac and its phase cable of wiring is installed but netrual cable of wiring not instaed. my question is that is neutual of house(for other wiring is capable for ac load or a sepeart neutrual wiring required

0 Answers  

---

What are PLC leader logic program method

0 Answers   AIS,

---

what is the CT of protection and CT of metering ? what is class 5P10 & 5P20 and class PS ?

16 Answers   JEE Main, ONGC, VRA,

---

what is lightning arester?generaly which type of used in industeries? why its used?

7 Answers   Essar,

---

Explain Random and Deterministic signals?

0 Answers   UOG,

---

how electrical earthing maintenance done in industry?

0 Answers   L&T,

---

why root three is used and how its comes in three phase power system?

1 Answers   IEEE,

---

what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?

0 Answers   Siemens,

---

WHAT IS MEANING OF VECTOR GROUP FOR TRANSFORMER

2 Answers  

---

What are the safety devices on Cumins Diesel Generators from 500 kva to 1500 kva.

1 Answers   Maruti Suzuki,

---