what is the difference between high impedance REF & REF, same high impedance differential protection & differential protection for Power transformer?

1 Answers  

---

what is load balancing. what maximum load diffence is allowed between phases.

1 Answers  

---

What is NDR in HT capacitor panels.

2 Answers  

---

what is the difference between brushed alternator ,brushless alternator & permanent alternator ?

1 Answers  

---

what is the full name of ELCB &MDB <MCB

2 Answers  

---

---

If not maintained 3 phase clearance,what happened ?

2 Answers  

---

What is the causes Power Factor become leading and what is the effect of Electrical system ?

2 Answers  

---

what is humming noise and wha is the reason to develop humming noise in a mv pannel ?

2 Answers   HPL,

---

what is the difference between thyristor & IGBT?

2 Answers  

---

what are the types used for alternator earthing,what will happen if more than two alternator is working in parallel with each having own system earthing.is there any possibility for circulating current in between two system.

3 Answers   BEL,

---

you have an automatic voltage regulator at home for your appliances,if the voltage in your area drops from 220v to 190v,does the output of the automatic voltage regulator drops?or does it retains the 220v output?

4 Answers  

---

what is the technical diffrences of mccb and acb

11 Answers   TransWorks,

---