How to calculate the ups battery back up? give the formula.
- 15 Answers
- 106031 Views
- Cushman Wakefield, Ethio Telecom, Exide, MacLellan, Morgan Stanley, TATA, I also Faced
- E-Mail Answers
Answer Posted / ananth
T = N.V.X / VA
T= Time in Hours
N = No. of batteries
V= Voltage of Battery
X= Amp-Hour of the Battery
VA= Load
| Is This Answer Correct ? | 156 Yes | 29 No |
Post New Answer View All Answers
what is the transiant condition in alternator? and how it can be prevanted?
what kvrah y we need to take the readind of that
What are IR values and what it should be for coil and for insulator
After doubling voltage from solar cells & use step down voltage transformer can we get high current output with low voltage.
Does the direction of rotation of d.c. Shunt motor would get reversed if the armature current and field current both are reversed?
how to design coil turns ?
th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.
how to modify DOL control panel into Delta Y connection?
What type of core material is used for metering C.T and protection C.T???
How to know the following data of synchronous generator 1. D-Axis Unsaturated Reactance 2. D-Axis Unsaturated Transient Reactance 3. D-Axis Unsaturated Sub - Transient Reactance
what is differnce btwen lll and lllg faults
what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?
mccb service sittings be done?
We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.
WTA used cb?
