how to find the voltage drop

1 Answers   Sharjah Electricity and Water Authority SEWA,

---

how to select cable size?

4 Answers  

---

how capacitor pass ac voltage practically?with increase frequency and cpacitance?

1 Answers   DELL,

---

how to take the 3 phase ups input and collect single phase output

1 Answers  

---

Why are tertiary windings used in transformers?

2 Answers  

---

---

in alternator what is use of AVR ? how AVR is operating either AC or DC?

1 Answers  

---

why the excitation is necessary to produce the reactive power

2 Answers  

---

what is The difference between national electrical code and I.S.Code (electrical) and what is the value of NEC in electrical engineering field

0 Answers  

---

DEAR ALL I have motors ( 10 units )each one is 90kw 380V 50 HZ 1000rpm but new local pwer is 220v 60 hz requierd rpm should be 1000 pleas what the beast solution is used frequncy converter or rewinding all motos or chang all motors thanks

6 Answers   GE,

---

can we replace Dyn11 transformer to Yy0 transformer and what is the difference between the two type

1 Answers   Arab Contractors,

---

pre arcing time of ehv breaker

0 Answers  

---

Meggering minimum acceptable Ohms for insulation resistance.

1 Answers   TATA, Wood Group,

---