Answer / veldhaya

hi dear,
Zones are classified on the basis of factors like
1.Bus sectionaliser
2.Bus coupler

We can differentiate the Main zone & check zones using
Main zones need to monitor both the Current input & the Isolator input of a particular bay whereas Check zones need to monitor the Current input of a particular bay.

how many bulb of 60watt at 300volt is used to maintain 0.25 amp.with valid reason?

4 Answers   Cords Cable, TATA,

---

If an induction motor is restarted before its rotor stop rotating, then what will be the amount of current drawn? Is this current will be the same as motor starting current?

5 Answers  

---

How to calculate the fuel consumption for 600kva DG genset which connecting with 25%load?

0 Answers   Debbas, GE, TCS,

---

How to calculate battery back up time for a 400 AH battery bank installed in telecom shelter for a load of 20 Amps and time taken to fully charge this battery bank?

3 Answers  

---

if i get a drop in my 1st year and the i clear my 2nd year and 3rd year all clear and i dont have any back logs so can i be able to sit in campus selection??

0 Answers  

---

Explain thin film resistors and wire-wound resistors

0 Answers  

---

what is the effect when the shunt field winding is opened in dc shunt motor (i) at the time of starting ? (ii) in running condition ?

4 Answers  

---

why +24 v and -48 v give to BTS? If -48v protect from surge then why we not use -24 v?

0 Answers  

---

enlist types of dc generator

8 Answers   Philips,

---

Advantages of short circuit and open circuit tests of a transformer?

3 Answers   Engineering,

---

sir, my question is that if we start any three phase induction motor with star connection.will be current taken ? please send a formula.

4 Answers   ABB,

---

What are various power system instabilities and what are their effects on power system operation?

1 Answers  

---