In UPS what does 600va reffer to?

4 Answers  

---

High speed earth switch operation with diagram

0 Answers   KSEB, L&T, Sanden Vikas, Siemens,

---

If 3-Ph motor of same rating connected in Delta & Star for same load one by one then which connection take more current in running (not in starting)for full load.(eg 8.5 KW,3-Ph 400 V)

1 Answers   GE,

---

What is mean by CT Saturate? how do we calculate?

5 Answers   ABC,

---

How to know motor winding is star or delta connected without see the information table and winding connection ?

5 Answers   NTPC,

---

How to check the efficiency of the generator , air compressors.

1 Answers   CIL,

---

redundant connection in contactor?

0 Answers   Emerson,

---

what is slip resistance? how much its value in 110 kw motor? why voltage is varied in vvvf drive ?

1 Answers   Reliance,

---

what is the effect come when i changed the alternator exciter field winding DC palority(+ve & -ve)which is coming from AVR.

1 Answers   Wartsila,

---

2 Diesel Generators 900KVA connected to the bus bar for essential load as an alternative for power taken from 11/440V 3KVA Transformer supplying this bus bar. my question here is in the event of power failure on 11KV side can I feed the power to 11 KV bus by using the same transformer as reverse feed, what will be the inrush current???

3 Answers   Ashok Leyland,

---

why CFL lamp requires less electricity than a normal lamp?/

3 Answers  

---

sir, iam ramya.... from the discipline of E.E.E appearing for jindal exam .sir, could you please send me the modal papers of recent jindal steel exam.

1 Answers  

---