How we can calc. the Backup time of a battery Bank???
Answer Posted / krish
it depond upon the output load
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how to find motors H.P. whout any rating? (only give you a motor and multimeter)
what is the vvvf in the dumbwaiter?? or lift. what is the actual process?/
what is formula to cal cute earth pit numbers and size of earth strip used in earthing?
1.WHAT IS A SMART CAPABLE DB ( DISTRIBUTION BOX) ? 2. HOW TO DECIDE THE TYPE OF DB TO BE USED ( RECESSED/ PLUG TYPE/ SMART ETC ETC? 3. WHAT IS MILLENEUM BUS BAR USED IN DB? 4.DIFFERENTIATE MCCB AND MCB.
Hi Everyone ! My Name is Hakim ullah khan please i need formula of Cable Rating because i want to calculate by self without check any Table Chart... Thank you.....
How much minimum insulation required between 11kv/3.3kv transformer windings?
How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15
why single CT used in DOL starter power circuit?
In motors how many types of cooling systems were used?
what is the terminal voltage of dc series generator running at rated speed at no load?
Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.
i need some project topics along with circuit diagram in the electrical adnd electronics engg and also give ome website regarding projects.my mail id is thenmozhi2k7@gmail.com .please help me.
in parallel operation of power transformer why the distance between power transformer and capacitor bank feeder is necessary to know
What are the applications of the electric motors?
diff b/w elcb and rccb