What is the advisble power factor to be maintained in grid connecting power generation plnats without any effecting the generator.

1 Answers  

---

How to calculate the cable size (XLPE)for suitable to 120KW load (if Motor or heaters etc)

4 Answers   SSC,

---

What is difference between wire and cable ?

3 Answers   Havells,

---

Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480 VAC 3 phase out of it to run a machine? Or, do I just use an ordinary step down transformer and step up the voltage? Thanks

2 Answers  

---

A T-T transformer can not be parallel with transformer A V-V B star-delta C star-star D delta-delta

1 Answers  

---

Dear all,recently in our plant we installed a conveyor for this the motor ratings are 5 hp and Amps 7.39.Due to on urgent starting of conveyor we fix the DOL starter with range of 9-15 amps.give me suggestion regarding on this issue

1 Answers  

---

What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?

0 Answers   JSW,

---

WHY IS RESTRICTED EARTH FUALT PROTECTION NEEDED?? WHY CANT DEIFFERENTIAL PROTECTION SUFFICE???

14 Answers  

---

the single phase voltage is 230 volts and threee phase is 430 v.why three phase is not 660 v?

2 Answers  

---

defination of generator

7 Answers  

---

how to understand the controling circuits example star- delta-starter controling daigram please let me know

3 Answers   GMR,

---

HOW TO CALCULATE EHV CABLE SIZING?

2 Answers   L&T,

---