how does relay works?

16 Answers  

---

In Battery Charger - What is the meaning of End Cell Voltage and Float Voltage.

9 Answers   FLSmidth, Focus, PSEB,

---

why we decide alternating wave form in ac system and not in dc system

2 Answers   GMR,

---

When do you use a VFD motor?

1 Answers  

---

What is your acheivements

0 Answers  

---

what is motor capacity of 80TR chiller? and also say what is the formula related temperature, motor capacity, TR?

0 Answers   Apotex, Periyar Chemicals,

---

what is the usage of microcontroller in the panel board?

0 Answers  

---

if earthing is not connected to computers any problem ?

2 Answers   HP,

---

Power factor =1.000 at factory in supply. However, PF = 0.8 at motor end. Current = 100 Amp, Voltage = 400 V. What is the power distribution loss? Can I reduce it by adding capacitor at the load feeder?

0 Answers   Accenture,

---

fuses rated by amperes but not power,why?

3 Answers   Blue Star,

---

How to calculate MCB Breaking capacity.

0 Answers  

---

Why we called L-G fault as line to ground fault why ground? suppose if a line falls on building roof then can we called these fault as line to roof fault? please explain why ground term is used here?

3 Answers   Bhel,

---