What is the difference between online ups and offline ups?
Answer Posted / ravi k lavu
On line UPS means Supply will come from batteries on line
and charging also on line.
In OFF line UPS supply will come from batteries when main
line supply fails.Batteries will charge on line.
Is This Answer Correct ? | 350 Yes | 69 No |
Post New Answer View All Answers
What is transient response?
When we have earthing mesh or underground earthing network in industrial plants, weather we have NT-S or NT-C-S kind of earthing system, so eventually weather we must use 4 or 5 wire in 400 volt level (For example 3×150+70 mm2 or 5×150 mm2) in this connection I would like to know exactly the paragraph of IEC or IEEE number
Draw a block diagramof Three UPS systems connected in Parallel mode?
How can we find the breaking capacity of a Load breaker switch (LBS) fed from 11 kv supply??ex:50KA, 26kA etc???detailed step vice answer pls.
what is mppt (maximum power point tracking ) and how they used in solar power generation ??? what are the main components used in mppt?????
what is differant beetween overload current and phase current?
For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?
How to set a Zone 1 distance relay for distribution feeder?
explain the process of commutation in a dc machine. Explain what are inter-poles and why they are required in a dc machine.
how to setting voltage RTCC panel
why using transformer and thyristor switch in 3 phase apfc panel
How many capacitors using in LT panel as per Govt rules?
what is different between phase and netural
1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)
Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.