what is the significance of KV & MVA rating of the transformer and how they are related.

8 Answers  

---

how to determine ct ratio in ht vcb?

0 Answers   Techno Engineering,

---

load increase means 1 resistance increase 2 load resistance decrease 3 current increases through load 4 none of these

3 Answers  

---

what is the difference between the 94 lockout relay and 86 lock out relay. I have noticed that the 94 lockout relay is activated when the distance realy is activated and 86 is activated when the 87T differential is activated. but why can't the same lockouts be used for both the protection schemes

10 Answers   ABB,

---

why using eleven's multiple for substations?

2 Answers  

---

CAN U PLEASE TELL ME SOME G.D TOPICS FOR APGENCO INTERVIEW&G.D

0 Answers  

---

What are safety seals?

1 Answers   HSL,

---

If one 10 Hp 3phase induction motor connected in 380volt 50Hz. and again its connected to 380volt 60Hz. howmuch currrent and power take on both time?????

1 Answers  

---

What is the function of an exciter in a generator?

3 Answers  

---

how calculate external illumintion in a compound area. for e.g. there is one open park having 600m2 area and i have to put 40w flouresent tube fitting with pole. how shall i calculate the numbers of fitting.

1 Answers  

---

What is applied voltage for meggering a 6600V HT cable

2 Answers   Sail,

---

how does an encoder work???

0 Answers  

---