Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / d ramesh
Distances relay senses the faulty zone if impedance seen by
the relay is below the set value then it operates and
isolates the faulty zone.
z=v/i below the set, then operates
zone1= 80% of protected line
Zon2=100%protected line + 50%shortest line
Zon3= 100%protected line + 100% longest line.
| Is This Answer Correct ? | 12 Yes | 3 No |
Post New Answer View All Answers
What is mean by Sensitive Earth fault & what are the effects
how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt
Define the term factor of inertia.
how can we change the phase angle b/w two phase?
how to decide the panel size like MDB ,SMDB PANEL SIZES
If we connect a motor and generator together (I mean that the generator gives the motor electricity and the motor gives the generator movement) regardless the losses. Will the generator still generate and the motor still move?
why ct's&pt'S out put called as burden,why compelsary short ckt the secondary of ct's while removing the burden?
what should be correct gas pressures to be a 1.5 ac unite
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)
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 ???
Why magnetic flux produces an induced current?? what is the detailed procedure ?? ans plz
what is interpose? where it is used and why it is used?
Can we test the alignment of End shield and stator of turbogenerator without rotor insertion? Also how to fix maintain the alignment at site installation?
how calculate the electrical load for industry and office
-What shall be short circuit current of LV switchgear for a 1000 kva, 11.415kv, 3 phase tranformer with 5% reactance.
