1. What does mean of "PS" stand for Diff. CT class? 2. What is the formula of KW for 1Phase load inturms of voltag,current & P.F.?

4 Answers   Hero Honda,

---

What will be the average KVA rating of Auto Transformer for 75kw 415V , 3phase induction motor

2 Answers  

---

what is d main difference between KVA and KWA

2 Answers   Charoen Pokphand,

---

Can we loop AC neutral wire with DC neutral wire?

5 Answers   ABB,

---

how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

0 Answers  

---

---

15 kva dg set single phase takes 63amp( approximate) while same rating 15kva three phase takes 35amp approximate. why ? and what will be per phase current for 15 kva

2 Answers   TVI,

---

how to calculate current and voltage in a same circuit?

0 Answers  

---

what is the difference between control transformer and Potential transformer (PT)?

1 Answers  

---

Can a generator rated 400 V, 60 Hz be used in a 50 Hz System? Yes or No ? Why ?

1 Answers   VECL,

---

I have a 600VA UPS for computer only. It holds for 20minutes only. 1. Can it be upgraded for longer period.? 2. Can it be used for one ceiling fan and a tube light? If yes, how to upgrade?

11 Answers  

---

how tubelight circuit is connected and how it works?

7 Answers   Punj Lloyd Ltd,

---

if any one phase of the 11kv/415v distribution transformer not delivering the supply voltage what will happen

2 Answers  

---