Answer Posted / shahid

vcb or any no need 2 relays 1 and only enough.
or system designer can put 2 one master and other slave to
shore tripping but not only vcb can be all types of cb.

how i calculate the syncrones generator NGR resistance .if we have a 6mw generator line voltage of generator 11kv also line current 393.3 ampere.

2102

---

How to calculate Ith (I thermal) for curent transformer

2078

---

When can we take Neutral as common neutral link?

1661

---

What test must you do before powering up a circuit that you have been working on?

1863

---

What type of DC motor would you see for a lift?

1089

---

Why the efficiency of generator is more than motor in swinburne's test

2022

---

How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???

2277

---

what is the difference between dry and wet type of 132kV terminations. which one is durable

2000

---

How to do cable sizing calculation for 750 A Neutral Earthing resistor for 33kv. the 33kv cable going to swbd. is 630mm2 3 runs.

4771

---

how wecalculate breaking capcity of acb mcb mccb .explain with example

1935

---

What is the RME and explain the full form and what is the RME work?

2845

---

WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

1912

---

Can we use both Electrical & mechanical interlock between tow breakers? if yes how, please explain

1503

---

why generator efficiency is more in swinburnes test?

2206

---

What is reactive power and where it is used.

1695

---