Interested to Buy Any Domain ? << Click Here >> for more details...
what are the main parts of UPS what is the function of that?
- 23 Answers
- 116196 Views
- Apollo, HCL, Liebert, Royal Furnishers, Tech Mahindra, I also Faced
- E-Mail Answers
Answer Posted / naga muneendra reddy
UPS means Uninterrupted power supply.
it has a rectifier circuit, a battery bank and an inverter
circuit. battery bank is connected in parallel to the
circuit joining rectifier and inverter. normally battery
will be charging, when power fails, dc power from battery is
inverted to AC and supplied to the load.
| Is This Answer Correct ? | 313 Yes | 34 No |
Post New Answer View All Answers
what is EIB lighting control system? what is the advantages of this system?
What are :- AC Distribution Board (Single & Double Front) DC Distribution Boards Distribution Board LT Breaker Panel.
What is meant by RVT and NDR ? expansion and details of it
What is K-rated transformer? What is the use of it? What can be the size(pls provide calculation if possible) of K- factor transformer for 550kW,690V motor operating with drive (VFD)?
Is it required to lay GI wires along with GI/MS conduits from one point to another point though separate earthing cable is conncted from DB to Socket?
the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?
A 1F capacitor is charged to 100V initially. A 1H inductor is connected accros the capacitor througha a switch. The current in the circiut when the switch is closed is____
What is the differance between 2 dc motors of armature voltage 660 v and 440 v?
What is grid collapse? what is the reason for it?
SUTIABLE FOR ohm's law super conductor
WHAT IS ELECTRICAL MAINTAINTENCE ?
Draw the single line diagram of the power station?
WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.
Does all the output contacts (N/O as well as N/C) of a Numerical relay operate when relay receives a binary input/inputs or contacts are designated to specific logic input/inputs and only these contacts operate?
what a function diesel generetaor turbo charger & turbo charger is more heated explain reason ?
