what is rating providing of contactor,relay,fuse unit for motor output power

2 Answers  

---

how does this job compare with others you have aplied for?

0 Answers  

---

What is an Antipumping relay ?

4 Answers  

---

Maintenance of transformer???

0 Answers   Adani,

---

when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil

0 Answers  

---

I have experienced electrical maintenance HT ,but I completed be ECE ....can I apply c license or not ???? Pls help me friend s...

0 Answers   Crew pvt ltd,

---

How to calculate the ups battery back up? give the formula.

15 Answers   Cushman Wakefield, Ethio Telecom, Exide, MacLellan, Morgan Stanley, TATA,

---

star delta advantage and disadvantage?

2 Answers  

---

how i meggar value of 11kv alternator winding.and with meggar.

1 Answers  

---

how ELCB drip when earth and phase touch together?

2 Answers  

---

To prevent the mal operation of a differentially connected relay while energizing a transformer, the relay restraining coil is baised with (a)second harmonic current (b)fifth harmonic current (c)third harmonic current (d)seventh harmonic current

2 Answers  

---

When neutral is grounded in electrical circuit?

9 Answers   Balco,

---