Answer / naveenkumar

efficency=output/input*100
eg: your transfer full load current is 100A your consuming the 70A then
(70/100)*100=1/2*100=.7*100=70%.efficency.
life time of a transformer best 60% if u get 70% efficency t/f life time will reduce.if you going to 100 t/f is blusting

DG Earth Value?

0 Answers   Reckitt Benckiser, Vodafone,

---

how to ctrl motor by use of ac or dc drive.plz explain evdintly

0 Answers  

---

How will be the single line diagram of series trip HT breaker? how it works?

0 Answers   HAL,

---

when any relay trips in any ckt then what type of setting is there in motor?what is function of relay in that ckt?

3 Answers   Finolex,

---

how much load 15kva dg set can bear.with full explination and how to calculate?

2 Answers  

---

What is the difference between class0.1 and class 0.1s accuracy of current transformers

2 Answers  

---

how to calculate the battery AH

0 Answers   Turbo,

---

what is the value of the earth resistance in mositure place

3 Answers   HCL,

---

what is slip what is the use of slip?

1 Answers  

---

why use only sf6 circuit breker in 400 kv sub station

5 Answers   BARC,

---

why any surge protection is not provided to UHV ac transmission line (765kv) ?

1 Answers   NK Power Systems, Reliance,

---

How to design harmonic filter at the project stage without nowing the harmonics levels

0 Answers  

---