Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%

1 Answers   Bhel,

---

sir,in our plant we r using SATEC PM172E power reading meeters in HT panel side it is monitoring the MB data smart viewer(sever).but last one week we did not get readings inthe server only available in meeter.tell me how communicate meter and server. and also what steps we take for checking.

0 Answers  

---

why Ac current is alternating in nature?(or)why alternating current changes its direction?

3 Answers   APGenco,

---

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

1 Answers  

---

what is relay type VDG,CDG,VTT ect?

1 Answers   Bhel,

---

what are frequency changers ? Tell me about commertially availble frequency changers ?

1 Answers   GE,

---

what is power factor ? how we can calculate the low power factor and amount of capacitor for improve that low factor ?

0 Answers   AB, JLL,

---

WHAT IS MEANT BY vfd(VARIABLE FREQUENCY DRIVE )HOW CAN WE APPLY VFD TO MOTOR ? I WANT FULL DETAIL IF ANYBODY KNOW THE WEBSITE FOR THAT PLZ SEND .THANK U

2 Answers  

---

In a Impedance Based Distance Relay (Quad Characteristics) - Could there be two different Line Angle(RCA) for Ph-Ph & Ph-Gnd? If So Kindly Let me Know.. Where, What are the advantages of the same?

0 Answers  

---

how technical is calculated in 11kv line and lt line

0 Answers  

---

how to determine capacitor bank capacity of one plant..

2 Answers   Dalkia, SPDC,

---

what happens if dc supply is given and the remedies for it.

0 Answers  

---