difference between brush less & brush excitation in a generator?

1 Answers  

---

What are types of central ac plants?

1 Answers   HSL,

---

why we test the core balance of the transformer?

1 Answers  

---

Which is the best protection in case of shortcircut fuses or mccb ?

2 Answers  

---

What is PEC??Applications........

0 Answers   Emerson,

---

what is cathodic protection in Tank,and product pipelines?

4 Answers   IOCL,

---

how to select size of hardware for linking aluminium busbar is it depend on area of busbar or current flowing through bus bar

0 Answers  

---

Can anybody please refer the best and simple book for about Protection relays and in detail of all its protection ?

0 Answers  

---

what is the working of ups.

7 Answers  

---

can a 150 kva 3 phase 440v/230V delta-wye step down transformer can be use as step up transfoermer with connected loads at 440v side?

0 Answers   RD Square,

---

HOW TO CALCULATE GROUND FAULT CURRENT IN 430V 4000AMP AIR CIRCUIT BREAKER?

2 Answers  

---

what is the min and max ohmic resistance for the earthing rod installed for lighting poles for street light network

1 Answers  

---