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What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?
JSW,
2285Recently we had experienced following problem All RCCB breakers (connected to the load as well as spares) connected to various UPS systems at various floors at a high rise building tripped during a power break down and upon starting up of generator.This Generator is recently inducted into the installation. Can any one explain the reason behind this tripping. Regards Viswanathan
1 4044On PVC conduit the class "A" "B" or "C" is marked what does it shows. Either its thickness or its composition?
2 5306Post New Electrical Engineering Questions
Metal covered multiconductor cables shall employ a marker tape located within the cable running for its complete length in lieu of cable surface marking. Is it true or false?
1600 KVA ka transformer hi aghar lt side par 800A aur voltage 420 ho to HT side ki cable ki rating keya ho gi?
how many stairs have you climbed while you were coming
why the perameters of secondary circuit are more important then that of the primary circuit of induction motor?
Why use the vcb at high transmission system ? Why can’t use acb?
Explain forward resistance, static resistance and dynamic resistance of a pn junction diode.
All the socket in a room become very hot, the Wall was also became very hot and the earth conductor also became live, what in your view might be the possible causes?
What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?
what is mathed of check the D.C MOTOR 181 KW (ARMATURE AND FIELD) WHAT IS THE MATHED OF CHECK THE THYRISTOR MODULE (HIGH CURRENT)
how to identify conection leads of an unknown electric motor
how can we determine size of a cable by knowing the kw or current rating of a load?how can we calculate the resistance box of a slip ring motor?
For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?
what is power factor ? how we can calculate the low power factor and amount of capacitor for improve that low factor ?
Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???
What is the difference between earth fault protection of motor feeder with CBCT and Without CBCT ?
