Answer Posted / electo man

To the point, when motor starts using DOL it takes 6 times
its rated current to just start. while in Star-Delta
starter its starting current reduces to one by root three.

How to configure the drives in PLC, through Profibus commnication. And to how to address it?

2881

---

what is the purpose of using filters in a protective relaying scheme?

2315

---

Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.

1972

---

I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1939

---

transformer phasor diagram under load explain it?

2248

---

what is the difference between dry and wet type of 132kV terminations. which one is durable

2063

---

how power is generated,and transmitted to our home..pls explain briefly in simple words.

2313

---

WHAT ARE THE EFFECTS OF SERIES RESONANCE AND PARALLEL RESONANCE ON THE CIRCUITS PARAMETERS?

2129

---

What are the different types of dams?

1296

---

Difference between earthing & grounding.?

2243

---

What is the difference between in Fourier series and Fourier Transform. and please tell me the difference between both of them and the why we use them in communication system?

2089

---

What is the difference between cylindrical-type and sandwich-type winding?

1514

---

Why is it prefer to initiate circuit breaker failure by "86" lockout relay not by "94" tripping relay ?!

1843

---

What is transformation ratio what it describes?

1769

---

What are the no-load losses for the 11000/415V transformer with the following rated capacity? 1.1500 kVA 2. 2000 kVA 3. 2500 kVA 4. 3000 kVA

1821

---