What is the de rating factor of cable? What is the importance of the de rating factor in cable select

0 Answers  

---

all types of electrical quations

1 Answers  

---

What are dcs and plc?

0 Answers  

---

what is the differenc between A.C. and D.C, which is more dangerious?

4 Answers  

---

why transformer rating is in KVA?

4 Answers   ABB,

---

What will be in Mahagenco Trade Test Exam? I want to know the same.

0 Answers   MahaGenco,

---

What is d diff. btw MCB & MCCB???

1 Answers   Emerson,

---

What is the formula to calculate the size of Aluminium and copper cable?

0 Answers  

---

Why Lead-Acid cell voltage is 2.1 volt, why we can not chenged it cell voltage by using extra row-material, only incries its AH.

1 Answers  

---

How does frequency affect KVA rating of a transformer? If a 500 kva, 500 to 250 v, 60 hz t/f normally used in Canada is to be operated in Europe on 50 hz frequency then how will its KVA rating change? a-increase b-decrease c-remains same

1 Answers  

---

why solinoid coil used in tripping rely?and why not other type coil?

1 Answers  

---

what is the problem of generator over voltage.?except automatic voltage regulator card

2 Answers   Siemens,

---