IF we have three 30KW motor, these motors are connected in DOL, star-delta and VFD respectively, what will be the fuse rating for the above three?

7 Answers   DOL, GSK, Ojus,

---

where we take earth in hill station

1 Answers  

---

why dc is not given to transformer

4 Answers  

---

What is the basic principle of welding process?

0 Answers  

---

what is the constructional difference between a power transformer and potentian transformer?

0 Answers   BTM,

---

What is the effect of electric motor stuck in star configuration,

0 Answers  

---

If load is 240 kw & pf is 0.8 lagging, than how to increase it from0.8 to 1.0(unit),which rating capacitor used, please give me Calculation. What is effact of consumer & suplier if pf is lagging or leading with on effect machines/ TF/GE etc.

6 Answers   L&T,

---

Why CTs are connected in star on T/F delta connected winding side & in delta on T/F star connected winding side for T/F differential protection?

2 Answers  

---

what is the value of current and voltage that our body can resist ?

3 Answers  

---

what is the difference between Power and Distribution transformers ?

0 Answers  

---

what is the relative size of single and three phase?

0 Answers   Student,

---

what will happen at secondary side of transformer if i increase voltage at primary side?while V1*I1=V2*I2 will secondary voltage or current increase?

2 Answers  

---