why lightning arrestor are made by 2 stack of insulator but why cvt are fully 1 stack of insulator.
1 3525How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.
1688what is the working principle of energy saver control panel. please give the complete calculation & theory.
1804For what purpose an AVR in generator sensing generator output voltage?and how the sensing is done by AVR?
3 7868Is 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.
HAL,
1621Is it possible to use AC supply insted of DC supply in trip coil operation? if not, why?
HAL,
5 5944How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
HAL,
1568Post New Electrical Engineering Questions
what is the meaning of WYE and DELTA in Electric meter?
In a single how much maximum current and watts using
what is doid
what is saturation kit?which use above 15 kw motors panel side.
how to find impedance , mutual indatnce in transmission lines
relation between power station capacity and voltage level?
what will happen if earth of 33 kv cable (earthed system) is not connected to earthing pit?
In parallel operation time both NGR’s close or not close if both close what will happen
I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR
For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel
What is meant by bus bar protection?
Single line diagram for dbb (double bus bar)system.
kindly send me 11KV MV motor differential protection procedure by primary injection method.
What is Servo Ventilated Motor?
Control cables in S's will carry 1000v which is AC R DC? Pls answer me