low frequency protection why recomend?
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pls send link about servo motor
I have a transformer 3phase 11kv/410v and its name plate missing. now how can I judge its rated kva?
Why earthing is required, and what effect in earthing result is more than 5 ohm and less than 5 or equal to 0 ohm
why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding
what is OLTC and difference between RTCC and OLTC
if earthing is used in place of neutral how the circuit completd.
draw 3 phase rectifier diagram
In some countries it is found that an Earthing Transformer is connected at the LV sides of the Transmission and Distribution Substation Transformers.Actually what is the purpose the Earthing Transformer?
what material used made for the resistance,for the purpose of zero temperature coefficient?
How the main bus bar rating of 400kV switchyard with one and half breaker scheme is calculated.
only three phases are coming in step down tranformers.how to get neutral?
what is the difference between earthed cables and unearthed cables
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