How to calculate the total number cells required for a
particular KVA UPS system?
Sir, I need a power supply at 380V. The supply I get in three phase is rated 415V. The total supply I have from the supply company is 70KW. Kindly inform if it is better to use a voltage stabiliser for this purpose or a transformer
dear friends, how to calculate "Gage" in copper wire , aluminum wire etc. have any formula?
why the the phase transformer's nuetral has been grounded
While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?
How they LT panel busbar size choose
What is the current flow in 230v ac supply ? What is the current flow in 415v Ac supply ?
what is the capital of india
13 Answers eInfochips, Reliance,
what is the working principle of energy saver control panel. please give the complete calculation & theory.
How many earthing pits are requier to disapper the surge current of one lighting arrester.
why neutral is required in electrical system
In Indian Railways , how the AC motor is driven? Please explain clearly starting from the overhead 25kV supply.
A 400KVA Transformer has 400Hz frequency.if frequency is changed to 50Hz,then what will be the new KVA rating?