How to test the vector groups of 3 winding transformer & phase displacements

2 Answers  

---

What is class 2 coordination ?

2 Answers  

---

What is core CT & it's function?

0 Answers  

---

How to calculate the Sizes of the cable required for one specific load? Is there any formula for that? ( EX: For 400KW load,50mtr Length, What is the LT cable Size required?)

2 Answers   Texmo,

---

when ID fan will immediately stop through VFD what exactly cause and problem the ID fan

0 Answers  

---

what is volt drop formula?stm

1 Answers  

---

what is the max. acceptable leakage current in 33kv bus bar

0 Answers   Tanesco,

---

What will happen if supply frequency change in Transformer KVA rating ?

1 Answers  

---

Ohm's law applicable for semi-conductors?

4 Answers  

---

Explain Analog and Digital signals?

1 Answers   UOG,

---

what is meant by damper winding ?

3 Answers  

---

what's the activities of reactor in Buchholz relay?

1 Answers   Yahoo,

---