How can we convert dc to equivalent ac??

4 Answers  

---

How to size a transformer which will supply power to 550kW,690V motor starting with VFD?

1 Answers  

---

What are the protection required for Transformer, motor, Line, Generator, capacitor, that all i have to refer which standard?(Like Transformer detail IS 2026)

0 Answers  

---

what is the spdt

1 Answers  

---

Questions :- HR- Q.1 about yourself & family background ? Q.2 Why u choose Power sector as ur carrier starting not any other sector ?? Q. 3 What think abt NTPC ? Techincal Questions:- Q.1 about Vocational Training……What u did , see the main equipments….etc Q.2 Why a transformer Noise during its running condition ? Q.3 about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ? ……..some discussion type ? Q.4 What is relation between transmission lines & Communication lines ? Q.5 Which Machine u will prefer to use at a place where flammable gases are coming out & why ? Q.6 how fault in an electric system is detected & hw protection of equipments is done ? Q.7 Why we didn’t feel electric shock in an electric train ?? Q.8 Anything u want to ask from us ??

44 Answers   Akona Engineering, Bhel, BSES, Cranex, DRDO, JCB, NTPC,

---

How Diesel Generator start ?

0 Answers   ITC Infotech, Voltech,

---

How can we have to decided motor connection as a STAR-DELTA or DELTA-STAR?

3 Answers   IOCL, Jindal,

---

HOW TO CALCULATE EARTHING SIZING?

0 Answers   L&T,

---

what is the form factor of DC?

6 Answers  

---

what is the full form of XLPE adn there use.

4 Answers   Voltas,

---

basic priniciple of induction motor

2 Answers   Electronics, Ramco,

---

What is the loss of transformer of 220kv/11kv, 63/80 MVA and 18.05% impedance

0 Answers  

---