what is the difference between elcb and rccb ?

0 Answers   Trident,

---

how to reduce disel generator voltage from 410-60 hz to 380v-60hz

1 Answers  

---

why the undervoltage relay's interlock is used in earthswitch closing operation of the 400kV line scheme?

2 Answers  

---

in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer 

0 Answers  

---

Can a dc motor works as a dc generator. If yes , then how?

2 Answers  

---

PIU how does work?

0 Answers  

---

what is current

5 Answers  

---

plz send me Bhel, Mahagenco, sbi previous exam paper for electrical engineer on my email-id kambali_smita@yahoo.co.in

0 Answers   Bhel,

---

working principle a.v.r. ?

0 Answers   Gem Sugars,

---

at which voltage level arcing ground is occurs ??????????

0 Answers   TATA,

---

why CFL lamp requires less electricity than a normal lamp?/

3 Answers  

---

how the voltage between all the three phase is zero can any body explain me

5 Answers  

---