Answer / balamurugan

we need answer for their.

Answer / shahid

vcb or any no need 2 relays 1 and only enough.
or system designer can put 2 one master and other slave to
shore tripping but not only vcb can be all types of cb.

why does spark appears when we swith on the light

1 Answers  

---

What is the ohms law?

20 Answers  

---

what is a types of short circuit and what is a types of distance protection tests

0 Answers   Anna University,

---

What is the actual calculation for transformer short circuit test?.

0 Answers  

---

why should the primary of transformer be connected in delta in a heat run test?

0 Answers   Bhel,

---

what is difference between di electric and insulator?

2 Answers   Greenko,

---

define stator,rotor,excitor,rotating rectifier in generator?

1 Answers   Saudi Oger,

---

IS it possible for a feedbacksurge to travel over a wireless connection?

1 Answers   HP,

---

How can get electrical "c" licence.I am complited in Deee.Passing year of 1993.Working in pvt cocern lt Line.Please advise me .Cell no 9994786021

59 Answers   Apollo Power, Chemplast, Christy Quality Foods, ITI, Mani Associates, Microtech Engineering, TAFE, Tamil Nadu Power Company, TechSun Energies, Thermax,

---

What is working principal of V.C.B., O.C.B., A.C.B & Over load relay?

4 Answers   Unitech,

---

Wat is da difference b/w neutral earthing and unearthed system?

2 Answers  

---

What is the effect on 3phase induction motor if current setting knob of DOL kept at minimum current?

0 Answers  

---