Answer / amit vishwakarma

It shows the capacity of
an ac,ie 12000 btu = 1
tonne ac capacity.

Answer / shahzad

BTU means British Thermal Unit

Why indicate only 440V to 3-phase supply.

4 Answers  

---

what are the problems that generally occur in power flows??

1 Answers  

---

i want to know that how the height of Ct ,cvt ,LA calculated on the basis of creepage distance

0 Answers   Vedanta,

---

how can maintain the power factor and why and this is how do work tell us

0 Answers   Wipro,

---

When should I use earth leakage circuit breaker for incomer and when should I use it for each feeder seperately?

1 Answers  

---

what will happen if we use earthing inplace of neutral for domestic energy meter

5 Answers   Polyplex Corporation Limited,

---

What is the function of Buchholz relay in transformer ?

1 Answers  

---

What type of isolation transformer used in UPS's?? It's Star-Delata Or Delata-Star????Why it is used????

6 Answers   Emerson,

---

How wire size can define in electrical wiring? What is the ratio?

0 Answers   Descon,

---

what is the role of energy meter in distribution system ?

0 Answers  

---

what is power factor for any engineering equipment?? what should be its value?

3 Answers   ETA,

---

Three phase power is measured with two wattmeeter for balance three phase load.the reading of one wattmeter is zero.we can conclude that the power factor of balance load is?

1 Answers  

---