Answer / k.prakashchandra

In case of on-line UPS ,the load is always met by inverter
,and for off-line , it is either line directly or inverter

Answer / s.mahaboob basha

1) On line ups continuously inverter in On position ,in the offline ups when power shut down that time only inverter on position
2) OFF LINE UPS IN HOME , ON LINE UPS USED AT industrial only
3) on line ups Converter and Inverter are available in off line ups only inverter has there

Answer / chandra hasan t deee

Offline ups:cut the main supply at the time on the ups is called offline ups.
Online ups:any time on the ups is called online ups.

What happens when the power factor is leading and its disadvantages.

1 Answers  

---

In the market there is availability of MCCB & ACB (800A), So, Where i can use MCCB & ACB for the same Rating?

1 Answers  

---

How to convert resistance value at 20 degree to 90 degree?

2 Answers  

---

What is Procedure the procedure to select CT's & PT's in 66kV and above substation

1 Answers  

---

WHAT IS EDDY CURRENT LOSSES AND SKIN EFFECT LOSSES IN ELECTRICAL ENGINEERING

1 Answers   GAS,

---

---

What are the advantages of the three-phase motor over single phase motor?

0 Answers  

---

what is the rating of boiler?

4 Answers  

---

in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer 

0 Answers  

---

Why high voltage lines (overhead ) are called high tension lines?

8 Answers  

---

Types of circuit breaker

1 Answers  

---

What is excitation?

2 Answers  

---

What is load curve?

2 Answers  

---