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why the oscillator doent need the ac voltage??how can it produce the ac voltage by applying the dc voltage only??
2 4551what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?
2166Its 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?
2100Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?
ABB,
2107Post New Electrical Engineering Questions
which phase is preferred for connecting 1 phase vt used for synchronizing OHL? WHY?
What is Annunciation?
Generation of voltage for each phase are same of a turbogenerator.Although the short circuit current flow when two phase of turbogenerator are shorted(where current can't flow without potential difference),why?
oltc of a transformer, how it works? and what are the equipment consist of describe briefly?
How many types of instrument cables are there?
Form S and "c" license application both are same? @ tneb portal
What is servo motor? what is its purpose?
in a silicon diode we can measure .7v in a voltmeter.but why we can't use this voltage for using?
what is EIB lighting control system? what is the advantages of this system?
What are the protections for safe running of electric generator?
if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?
Please explain me about Relay curves and their sources to read ?
HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT SWITCH BOARD,MLDB,ACB,BUSBAR,ETC...?
control & auxilary circuits used for circuir breakers
rajha power sector details
