IDMT relay are mostly used for protection against..??? 1)Earth Fault 2)Inter turn fault 3)Overloading 4)None of the above

1 Answers   Indian Railways,

---

Which type of starter to used which type o motor

0 Answers   Crew pvt ltd,

---

How much load can take a 16 mm aluminum cable 3 phase

0 Answers   L&T, Sanga Energy,

---

how to find the transformer neutral copper earthing size 

1 Answers  

---

which type of winding is used for high voltage & low current?

1 Answers   GEB,

---

---

why we cant use AC supply products in DC supply?

21 Answers  

---

What is the method to calculate the capacitor bank rating for say 50 KW load and how do we connect each capacitor to busbar??

4 Answers  

---

What is a Phase shift meter? Where can I get one?

0 Answers  

---

present we are having 0.8pf but I want increase it up to 0.99 so what is the formula for it and how can i calculate?

3 Answers   ABB,

---

what happen when ac motor is connected with dc current

4 Answers  

---

what happen when dc supply is given to the transformer

9 Answers   Bhel,

---

Why the earth cable have current 1A - 2A , it is safety for Electrical system or earth cable should be zero amps ? how to troubleshoot?

0 Answers  

---