Answer / j.k

1 IR value.
2 PI( Polarisation Index).
3 hi po ( high potential) test.

Answer / asraf ali

hi pot teSt

Answer / john calice

Others:
Conductor continuity
Megger testing

why plc need seprate earthing?

2 Answers   ABB, Whirlpool,

---

Can we use both Electrical & mechanical interlock between tow breakers? if yes how, please explain

0 Answers  

---

what type of relays used in transformers?

24 Answers   APTransco, BSNL,

---

a.c&d.c motor&generator

2 Answers   Vizag Steel,

---

How much UG cable size should i use so as to accomodate a ground + 2floors house. A 1.5ton AC & geysers(2) in each floor with lightings

2 Answers  

---

---

what is the material use in bus bar & why.

3 Answers  

---

How to calculate cable size? How to O&m of vcb?

0 Answers  

---

how much current capacity 250 amp. mccb please tell me about whats are the reasons to trip 2 or 3 times in a night. and what are the steps to short out this problem

1 Answers   Havells,

---

If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?

0 Answers  

---

What are the effects of adding a zero to a system?

0 Answers  

---

what is the use of starter in tube light?and what it contains

12 Answers   L&T, RRB,

---

how does oil cools the transformer

3 Answers   HBL Power Systems,

---