what is rated current and operating current?1 3879
how u select control transformer for a mccb panels or any panels?for expample we hav 440 volts maim supply and control volts is 230v?1434
How to run 1ph motor(230 VOLTS its full load amps is 4.5 ampa))with 480 volts main(we didn hav neutral)Thn we go for step down transformer.Our load 10 amps,so we conisder this amps in primary are secondary side?1 2545
140 is load amps for a equipments and what ratio of CT requied for installimg ammeter to amps montering purpose?1 3017
what difference between thermal and bi-metal over load relay?2 7249
If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?3712
To test Transformer we give HT side 440V to see wheather that it is producing 17.6V on LT to verify Voltage ratio is correct or not but when we give the 440V voltage to LT side then what will happen to HT voltage ?3 6103
I WANT BHEL PREVIOUS QUESTION
How to calculate load taken by a cable?3 4491
in 33KV or 66KV system which connection is aviable on high voltage transformer primary delta or star ?3 4619
What is VFD, and how its work5 6627
What different between kw and kva. why maser AC in kva.3 3921
Air refrigeration cycle works on the
33kv Rated output avilable in market (any where in india)
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 is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not
What happens if i apply 500V to 440V rotary Switch ?
What is the Resposiblity of Electrical Utility Engineer
how to decide the panel size like MDB ,SMDB PANEL SIZES
how to select correct size of power cable for inverter duty motor
What is diversity factor in electric installations?
what are the applications of TIG welding
How to calculate the no of Ceiling fan (1200mm sweep) per unit area?
solor panels arrange some angle,panel is flat fitted energy was produced or not why?
How to select the gauge of wire for winding of motors? How to select number of turns for winding of three phase induction motor?
what is the AC Plant and how can do the work with parts and picture tell us 150 Tr
how to interlock 3 incomer-ACB,1 buscoupler ACB,... pls answer this question and if possible send me the ckt diagram..email@example.com