Answer / sid

1 TR = 400 CFM is a rough calculation used for the designing of duct used as a common rule....actually the cfm required to make 1 tr may vary according to the coil manufacturers.....so when designing duct using standards ,always check the cfm required to make 1 tr from the unit specifications.

Answer / virendra paril

12000 BTU

Importance of fault current in power transformers and how to monitor the same? How is it different from winding temperature?

0 Answers   Impulse,

---

why zero sequence impedance measurement is not applicable for single phase GT

0 Answers  

---

why generation is done in delta nad transmission in star? brief

3 Answers  

---

In India why is the supply frequency 50hz? I need a particular answer for it..

3 Answers  

---

How does an induction motor start?

0 Answers   Ericsson,

---

1.Can we use 6.6/11KV 300sq mm xlpe 3core cable for LT use (415 Volt). 2. If we use it for LT then what is the current rating

0 Answers  

---

What makes the difference between 50Hz supply and 60Hz supply which one is economical and how can you support your answer...........?

2 Answers   Fertichem, Kuwait Oil Company,

---

if a 3 point starter is not available, how can a dc motor be started?

3 Answers   Accenture, BIT, Techno Solutions,

---

what are the possible reaons & remedies if resistance of NGR getting heat up

0 Answers  

---

How to calculate the ups battery back up? give the formula.

15 Answers   Cushman Wakefield, Ethio Telecom, Exide, MacLellan, Morgan Stanley, TATA,

---

i want some interview related questions with their answers which can help for attend the interviews...

0 Answers   Janta Glass,

---

Is there any relation between transformer capacity and its bdv?

1 Answers  

---