Answer / girish

TPN = Triple Pole Neutral Bus Bar

it contains Red, Yellow, Blue as Three phases and Black as
Neutral

Why does the power consumed is always constant even if a fan speed is altered?

4 Answers  

---

How to calculate capacitor bank value to maintain unity power factor with some suitable example?

0 Answers  

---

415v 14kw so can u tell me how i can measure the cable size.then size of the earth also

1 Answers  

---

what is cause of static electricity? I experience shock when i touch metal equipment in a room ,furher check shows earth leakage showing 80ma at the DB near to the 400 MCCB?

0 Answers  

---

may anybody tell me the names of institute where plc programing course are conducted

1 Answers  

---

what is basic difference betmeen normal & flame proof motor??

0 Answers   Dynamics,

---

How can we calculate single phase load into three phase load

2 Answers   Jindal, Tanfac,

---

Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?

0 Answers   Sterling Wilson,

---

difference between ac motor and dc motor

5 Answers  

---

what are the method of testing of transformer??

2 Answers   NCC,

---

What is current and voltage?

5 Answers  

---

WHAT IS SYNCHRONISING?

8 Answers   L&T,

---