Answer / adk

Maximum This kind of unferroled problem will be faced in
rewinded motors & it can be identified by no of ties tied
for winding at near terminal box in a motor & can be noted
as RYB with that identification.

Answer / adk

IF we want to find only Particluar winding of a phase we
can check resistance of each winding Where the resistances
are equal then we can notice each phase end points but
which is starting & ending winding & RYB cannot be
identified With out ferroling by unknown user.

Answer / ilong

You Can Used Phase Rotation Tester.

What is the difference between Surge protection device and Lighting arrester?

6 Answers  

---

how to select the mpcbs and contactor for 3 phase 30 hp star delta motors.for plc control.and tell me the calaculation for future use.

0 Answers  

---

What are the three constants associated with a steady state error?

0 Answers  

---

what is the diference beteween dedicated earthing & body earthing?

1 Answers  

---

what is relation between motor poles & motor current in 3 phase motor

1 Answers  

---

---

what are the safety measure & controls in engine?

2 Answers   RRB,

---

How cmd is calculated in case of energy neters

0 Answers  

---

how to calculate the earthing conductor & no. of earth pits required

3 Answers  

---

what is the IPC ? & what the uses ?

0 Answers   Bhel,

---

In india, according to trade theory above 5 HP motor reqired star delta starter. But we R connect 11 KV motor with 14MW in Direct to line ( With VCB starter combination) Can U Guess, How it is possible ?????

0 Answers   Equate,

---

what is the VA(Volt-amphere)? define with calculation?

0 Answers  

---

Why frequency fix in 50 Hz?

6 Answers  

---