For what purpose and why ACBs are used

4 Answers  

---

why 3phase is 440v but where as we get phase voltage 220v,we have to get 220*3=660v.can u pleas give in detailed

3 Answers   Avantha Group,

---

I want to know what is the short circuit level when 8 NOS 2000 kVA, 415v, 50hZ generator connected in paraller

1 Answers  

---

Two alternators say 1 & 2 are poised to parallel operation. But at the time of paralleing alternator 2 gets out of the system by tripping Earth fault relay. Please send me reply why this is happening?

2 Answers  

---

what is the purpose of slope in the differential relay?why we are using two slope?but in busbar differential we are using only one slope.why?

0 Answers  

---

what is real and reactive power?

2 Answers  

---

What is Negative Potential Bias

0 Answers   TATA,

---

HOW TO DO GRID EARTHING IN INDUSTRIES FOR A PRODUCTION BUILDING

3 Answers   Timken,

---

Q2). When 3 dice are simultaneously thrown, which of the following would be obtained? (a) Result 1: “A 5, a 3 and a 6” (b) Result 2:” A 5 three times” (c) Result 3:”A 5 twice and a 3” (d) All three results are equally likely. (Musigma Question)

2 Answers   Mu Sigma,

---

WHATS THE DIFFERENCE IN USING THE 125% AND THE 250% FACTOR OF SAFETY IN CALCULATING CIRCUIT BREAKERS CAPACITY IN MOTOR APPLICATION??

0 Answers  

---

why actual valve timing diagram is different than ideal valve timing digram of a 4 stroke engine?

0 Answers  

---

why does voltage generation at 11 kv?

2 Answers  

---