Answer / john

gass lamp

what is technical diffrence between table fan and ceiling fan

5 Answers  

---

i have some screw comprressor with 630kw power,i have established them with simple star to delta circuit,by the way there is so much inertia when the screw comprressors start, can you offer me contactors power with 400vac or any cataluge to choose the contactors

0 Answers  

---

In chillers & freezers which gas will be use?

3 Answers  

---

Do Phase angle measurement have any application in freq/harmonics measurement? If so how?

0 Answers  

---

Why are cables rated for 40 KA for 0.25 Sec fault current rating?

0 Answers  

---

for selection of transformer we will considering 5 to 6 times of starting current of higher rating motor connected to secondary side. according to process wise we will start the motors gradually suppose if we will start 15 to 20 motors at a time wat will happen?

1 Answers  

---

how can i get the entrance exam papers

0 Answers  

---

armature winding of dc machine produce alternating emf then it convert in to dc by using commutator.But only we consider armature resistance why don't we consider inductive reactane effect?

0 Answers   APTransco,

---

what is multiplying factor of a energy meter connected with a CT ratio of 600/5 and voltage at 415 volts.

1 Answers  

---

What is the function of Lightning Arrester & Wavetrap in Power system ??

18 Answers   ABB, Bhel, Energy Infratech, Infosys, NTPC,

---

1.wat is the negative slip region in the motor?

1 Answers  

---

What is ignition module of a CAT Gas Genset G-3508 Engine, Alternator SR4B Series. HOw its checked for correct functioning.Is it repiarable or replacable?

0 Answers  

---