How REF protects transformer alone? explain with diagram.

0 Answers  

---

What are the classification of Servo Motor?

4 Answers   BARC,

---

Does frequency change with increasing voltage i.e 220v to 11kv? explain if not?

6 Answers  

---

Can anyone please provide me details of MCCB/Contactor/SFU rating calculations for a motor feeder..for example 50 kw.. not from type-2 cordination chart. i want manual calculations..

0 Answers  

---

what is the meaning and full form of AYFY CABLE?

10 Answers   ABB, Cable Wireless, Ecom Associates, Tamboli Engineers,

---

is EEE eligible for getting electrical supervisor certificate ? if yes then from which state i sud apply

1 Answers   ONGC,

---

how does directional relay work incase of ac ?

0 Answers  

---

How can we calculate the motor frame sizes?

0 Answers   Essar,

---

in ceiling fan and table fan what is the rotating part and what is the stationary part?

5 Answers  

---

What are the possible causes if load is not same on all the three phases

4 Answers  

---

What are the protections required in the main lt panel which is connected to the transformer.

1 Answers   Ispat,

---

What is the need for checking knee point voltage for CT's?

1 Answers  

---