Answer / wasim

By inserting current limiting reactor in series with line.

What is on delay and off delay timers

1 Answers   NCC,

---

what is pilot wire? what is the use of pilot wires?

9 Answers  

---

block diagram of 2 ups system connected in parallel mode?

0 Answers  

---

why characteristics of overcurrent relay is time-->psm instead of time-->current?

0 Answers   ABB,

---

what are the advantage and dis-advantage of 3 phase 4 wire energy meter?

0 Answers  

---

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  

---

1 no. 22 kV feeder is taken from state electricity board. 350 MVA is the S.C. MVA. now i am feeding this feeder to HT Panel having 2 outgoings which further supply to 2 Transformers. Can you please suggest me the type & rating of cables are 3 of these cables same? or they are different? please help...............

2 Answers   TCE,

---

how to Select its CORE in electrical cables based on its applications? or Application of various types of electrical cable based on it CORE?

0 Answers  

---

how we select the fuse and OLR rating for 3 phase induction motor from 1HP TO 100 HP?

2 Answers   Thermax,

---

What will happen if the d.c. Machine is operated below rated speed?

0 Answers  

---

how does oil cools the transformer

3 Answers   HBL Power Systems,

---

explain the process of commutation in a dc machine. Explain what are inter-poles and why they are required in a dc machine.

0 Answers  

---