What is the difference between online ups and offline ups?

Answer Posted / hasan

Online UPS is unterrupted power suppy to the load,
Offline UPS can't ensure uninterrupted power supply, it
depends on the tolerance of the load. For any sophisticated
equipment (medical equipment), Online UPS is recommended.

Is This Answer Correct ?    59 Yes 25 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT

2131


how to calculate the conductor size for certain KV transmission line and distribution line?

2017


The series field winding has low resistance while the shunt field winding has high resistance. Why?

1236


Why can't we parallel the secondary circuits of two voltage transformers?

981


Do inductive loads have distorted current waveforms ?

1399






can you please send me the technical questions and aptitude questions of honeywell and jindal steel electrical engg. question paper my e-mail ID is(kkesavanraj@gmail.com)

1543


Write the force balance equation of m ideal mass element.

722


How to calculate fault level of 11 KV system

1520


What is Delta Connection? What is meant by Forward Delta & Reverse Delta & How Will be the Connection in Power Transformers?

1815


how much LT load can bear by the 100 KW HT connection.

1746


Advantages of using generator circuit breaker (GCB) scheme in a power station ?

4745


A 3-PHASE TRANSFORMER IS USED TO STEP-DOWN THE VOLTAGE OF A 3-PHASE, 11KV FEEDER LINE. PER-PHASE TURNS RATIO IS 12.FOR A PRIMARY LINE CURRENT OF 20A, CALCULATE THE SECOUNDRY LINE VOLTAGE, LINE CURRENT AND OUTPUT KVA FOR FOLLOWING.A)STAR- DELTA.B)DELTA-DELTA.

2453


An active element is one which a. Supplies energy b. Absorbs energy c. Supplies energy and convert energy from one form to another

1650


Which thing is maximum in RLC circuit at resonance a)power consumption b)inductive current c)capacitive voltage

1336


explain Density

654