How reverse power relay sense the power is reverse in the system.

2 Answers  

---

what is sevice settings for mccb?How can be it setted?

1 Answers  

---

Which. Type of motor used in. Fan

10 Answers   Bajaj, HCL,

---

What is the SCR system in drilling rig.

2 Answers   Weatherford,

---

Can I use RCCB in moisture control device in a submersible pump.

2 Answers   TATA,

---

What is the thumb rule for calculating the P.F correction Capacitor?? Say for 100 hp motor how much micro farad Capacitor is needed .... Thumb rule so quick answer wanted

9 Answers   Bhel, Dubai Group,

---

errection check list for transformer maintenance

0 Answers   RRB,

---

What is the role of ESP(Electro Static Precipitator)in steam power plants? Where it is located? How it works?

1 Answers  

---

how much flux density of CRNO core

0 Answers  

---

why we use condenser in the thermal power plant, althrough the same vapour will be again heated

0 Answers   Bhel,

---

If we want the fan to consume less electricity at low speed, what do we have to do?

1 Answers  

---

how one can know the charging time, discharging time of a 12 VDC battery ? If i have a battery of 12 VDC , 4.0 AH , how long will it take to charge from a charger (power supply) of input 220 V , Output 15 V and output current of 3000 mA and how long will it take to discharge whether using or not ? How much backup will it give ?

1 Answers   ONGC,

---