Answer / pramod nair

for bus-bar hv test we have connect first which phases you are appliying the voltage then you have to be grounded another two phase that means R-Y+B+E , You are appliying voltage in R phase means another phases you have to make it ground.

Answer / mohd fazil

the more specific Hot Hipot test can bring about feelings of apprehension. Yet the concepts involved ... peak (maximum) voltage is what we are concerned with. ... Connect the return lead of the Hipot tester to the metal chassis or enclosure of a ... transformer is used to isolate the input power to the DUT from earth ground.

Please let me if star point(Nutral) of Delta/ Strar transformer, in 4wire (TPN+E) is tobe gruonded seperatly,inaddition to LV Panel earthing????

1 Answers  

---

What is diversity factor and how to calculate it

2 Answers   Al Faraa, Amul, Pentagon, Sobha Developers,

---

what is the job description of a LOW CURRENT ELECTRCIAL ENGINEER in a industry?

1 Answers   BTAT, Powercraft, Prince Glass, Sterling,

---

What is the end effect of linear induction motor ??

0 Answers  

---

Explain what is CBCT.

1 Answers  

---

---

Name two types of electrical analogous for mechanical system.

0 Answers  

---

what is difference between power transformer and distribution transformers

1 Answers  

---

what is mean by PIR in circuitbreaker and give me detail of that?

0 Answers  

---

the cheapest inducting instrument among all is a)pmmc b)moving iron c)electrodynamometer d)rectifier

2 Answers   APCPDCL, APEPDCL,

---

What is Black-out and Brown-out situation in the context of voltage stability in power system?

1 Answers  

---

we the the value of frequency is 50 HZ in DG then why we said the value inductive rectance is zero in DG?

1 Answers  

---

what is the different types of cable lugs?

2 Answers   Green Power, Kum Yang,

---