What are the role of each components in PID COntroller

1 Answers   BARC,

---

What are the types of Bus bar?

8 Answers   CTEVT,

---

If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?

0 Answers   Amara Raja,

---

Difference between megger test equipment and contact resistance meter test instruments?

0 Answers  

---

in 220/132 substation in place of PT what equipment used & what r the role of that equipment

2 Answers  

---

---

Who many reason of ignition fail ?

0 Answers  

---

why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?

0 Answers  

---

why phase to phase voltage is 400v while phase to neutral is 220v?

1 Answers  

---

What is an electric arc?

3 Answers  

---

why swityard is necessrry requirement in any bis power distributin systems?

0 Answers  

---

In a 3 phase system a neutral exists so that any unbalanced currents can flow through it towards earth.... but a phase demands a particular current as per the load attached to it....then where does the extra current come from the goes in the neutral??....I mean in an unbalanced system a phase demands a current as per its load attached....then where does the unbalanced current come from??

1 Answers  

---

How to take Transformer oil Break down voltage test?

9 Answers  

---