how to choose cable size with respect to load? how to convert cable size in mm2 to sq.mm?

2 Answers   MSL,

---

what is power transformer?

1 Answers  

---

What is breather? why we use it ?

3 Answers  

---

what is the difference between multimeter and megger?

3 Answers   Bhel, Metro,

---

what is VFD and where is use of it

5 Answers  

---

should %impedance be high or low in a power transformer? if so why?

0 Answers  

---

Dear sir, I am working in wind mill division , pls explain Pls explain in details with formula My question is Wind speed 3.5 M/s Gen RPM is 1500 ( 25 K/w Production ) Wind speed 12 M/s Gen RPM is 1500 ( 220 K/w Production ) Why in 3.5 m/s generation was low , why in 12 m/s generation was high , Pls dont explain wind force or wind density , that one already i know For the above question RPM was same why the KW was different Answer : 1. Its depends on the density ( Force ) of the air Sir , Pls explain wit Formula sir

1 Answers   Vestas,

---

How to calculate CT ratio for 11KV 1500KVA Transformer 500KVA MD and 1400KVA connected load ? Note:- As per MSEB(Maharastra state electricity Board)

1 Answers  

---

can we use CBCT in neutral of solidly grounded transformer? in place of three phases we can pass only one phase which decreases the size of CBCT?

0 Answers   UPSC,

---

what parameters should we check to reduce the power bill

0 Answers  

---

Is it possible to connect a dYN1 transformer in parallel with a YNd11 transformer.

4 Answers  

---

We have energy meter of ct ratio 200/5amp and installed cut having ct ratio 100/5 amp what is final MF?

2 Answers  

---