PLZ EXPLAIN THE INTERLOCKING AND CONTROLLING OF CONTACTORS????HOW CAN I DO THAT?

2 Answers   Siemens, UPL,

---

What should be distance required in between two phase of HT cionductors in open area??????

3 Answers  

---

Currently what is the highest capacity (MVA) of SPPg generator available in the market?

0 Answers   SPPG,

---

What are ampers.30kw motor.440volts.

5 Answers   Pam Glatt,

---

If R and Y terminals are short circuited,then power will cut. we all know that power cannot be stored.what will happen to already generated power at power station?

3 Answers  

---

why different series of vfds (like allenbradley)are used in industry ?

0 Answers  

---

700KW 6.6KV slip ring induction motor to use VFD to control the speed

0 Answers  

---

WHY WE CAN GENERATE POWER IN 3PHASE MODE ONLY NOT IN 4 OR 5 PHASE?

8 Answers  

---

any earth foult trip the relay but in welding time not trip by earth foult

0 Answers   Power Grid, Siemens,

---

any one have papers of hpcl or sailof ELECTRICAL ENGG.

1 Answers  

---

what is a pulse transformer? how rise time of pulse changes when ever the voltage changes?

0 Answers  

---

what is meant by trivector meter?

2 Answers  

---