why the oscillator doent need the ac voltage??how can it produce the ac voltage by applying the dc voltage only??2 2874
What is bushing?4 4634
what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?1309
Its possible to use 3core 2R of 240 sq.mm cable for 3phases & separely 50sq.mm 3core cable fully for Neutral for connection of PCC to MCC 3ph..4wire system?1184
Which system is best for industries 3ph 3w or 3ph 4w?3 4549
what is load flow?2 4582
how we calculate fault current& load factor or fault level&also the leakage current1 2873
What is the capacity of the Fastners 12mm?1441
Why used IGBT IN AC Drives4 8038
Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?
How to select the releases for MCCB ?1 3044
what meaning of gd squre1 20612
Will MCB tripped off, if there is an electric shock to Human body?9 8177
how could we calculate the no of outgoings from a 800 watt distribution board
define digital electronic
PLEASE INFORM ABOUT THE IDEAL TEST RESULTS OF MAGNETIC BALANCE TEST OF TRANSFORMER 33/11 kv DELTA-STAR T/F
How to choose size of the cable w.r.to current carrying capacity ...
Define availability (operational)?
State kirchoff voltage law?
how dose servo motor works
what will be the effect if you were using different brands of outlets?
How to calculate Ith (I thermal) for curent transformer
What is the basis for framing the rules of block diagram reduction technique?
why should the primary of transformer be connected in delta in a heat run test?
HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT SWITCH BOARD,MLDB,ACB,BUSBAR,ETC...?
what is a vector protection in transformer
in power generator normaly voltagr betwween esth to neutral is 0 but my work place generator show the volatge is 60v any body know why? thanks
Hi My dear all Friends, There is a question regarding HVAC Engineering and widely used in Power Projects. Question- What is the diffrence Between REF, SEF and Differential Protection....???? Where REF - Restricted Earth Fault SEF - Senstive Earth Fault.