Answer / pradip jagtap

firstly ups rating is in kva ..ok.....
firstly its necessary to load is how much there?

Answer / abid kahn

1 or 2

Answer / modi.elect2002

we must know the load which is connected to the ups output.
and the current..
cz each and every battery have different AH capacity.

WHAT IS THE USE OF STARTER AND CHOKE IN TUBE LIGHT?

1 Answers   Siemens,

---

how to find out this one mcb r mccb?

4 Answers   L&T,

---

In a 3 phase induction motor(without connecting supply) if we rotate its rotor by hand and check resistance of stator winding at motor terminal box its resistance varies why ??

3 Answers   Jindal,

---

How to calculate cable size in HT AND LT

0 Answers   Apollo, JSKE,

---

how to checking earth restence with earthtester

1 Answers   NTPC,

---

How many types of Differential protection are there? and what the special arrangement are made at the time of charging of a transformer on the Differential protection?

1 Answers  

---

Why is water motor not taking the pressure? what is the problem?

0 Answers  

---

What conditions are required for transformer to operate at low frequencies ?

0 Answers  

---

What is a HRC fuse (Full form)

26 Answers   Gammon, HRC, Moser Baer,

---

Draw a Block diagram of TWO UPS systems connected in Parallel in Paralled mode?

0 Answers   HSL,

---

"What is the difference between voltage and potential differnce?"

15 Answers  

---

Do u know any one? how to find out in motor rated amps? formula?

0 Answers   Banking, ET,

---