What will happen if the voltage in my house drops from 220V to any lower voltage?

0 Answers  

---

what is the power factor of choke coil used in tubelight

12 Answers   Bajaj,

---

What should be the setting of an earth fault relay.

2 Answers   HP,

---

list down a few application of ac & dc in a generating station?

1 Answers  

---

how many current required for hypo test

0 Answers  

---

Why the voltage n frequency of the incoming generator is kept slightly higher than d grid voltage n frequency while synchronization ?

4 Answers  

---

What is the need of generator relay panel

0 Answers   Newell,

---

where is the primary of CT??

3 Answers  

---

for distribution line ratio of x/r 1.<0.1 2.>10 3.>1 4.<0.01

3 Answers   HAL, HPPSC,

---

can any one tell me the formula to select the thickness of wire selection according to ampere rating

2 Answers  

---

Is there any scope for an electrical engineer in MRF company......

1 Answers  

---

We have 800KW motor operating at 6600Volt,50 Hz supply.During 1st startup it tripped on overcurrent trip.It's FLA is 88 Amps.The K factor of Thermal overloaaad was set on .94 initially.then we set at 0.97 and then it started fine.i dont understand why it tripped first?What are the protections which comes in picture during starting ?

6 Answers  

---