Answer Posted / mk
it is a uninterpted power supply it will be use when
normal supply are fail. it consist of three part which is
rectifire battary & invertsr in normal condition normal
supply given to this device battary chanrged from this
supply & when normal suplty is gone then load oprated in
battary supply
| Is This Answer Correct ? | 0 Yes | 2 No |
Post New Answer View All Answers
why do we carry out winding resistance test?
Explain the working principle of Synchronous Generator and Assynchronous generator?
how we can calculate the efficiency of a diesel generator ?
I want to calculate how much capacitor we connect to maintain the unity power factor? Is there any formula? Pls give me the answer
How to calculate per unit impedance of transformer?
how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt
What is block diagram?
draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.
for 4 MVA , 33K.V/6.6K.V transformer. secondary side the connected load is 3000H.P. What is the rating of capacitor bank to be insttaled.
hr round
write down the formula of cable size in RM if current is 50Amp.
What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?
Explain the fundamental difference between emf (electro motive force) and pd (potential difference) ?
What should be the percentage increase in length of the dead end clamp for bus bar conductor (Hawthorn) after hydraulic pressing and what should be the applied pressure?
WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)