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Answer Posted / santhosh s
Assistant Engineer- safety
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what is class of SPD and dittels of all class ?
if 6 earth pit value is 1.5 ohm then what should be the number of earth pit to make the value .8 ohm
what is the formula of starting current of 3phase and 1 phase 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?
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
Whether power factor should be high or low? Why?
i want to run 11kv star connected motor in 6.6kv with delta connected throught inverter, is it possible?
how many types control panel of a 132/33 kv substation
delta motor winding resistance I take normally single winding is 2.5, which value is came delta connection ie RY ?
Assuming that a dedicated neutral earthing transformer is provided for each GT generator, when the two generators are running in parallel, has consideration been given that the earth fault current from one generator stator winding be split between the two neutral earthing transformers? If so, what adverse impact will this have on the operation of the 59N and 27TN devices?
I am a electrical engg. diploma holder,applied for junior engineer (electrical),Kolkata RRB. Have I to attend all electrical,mechanical&civil portion in written exam.???
when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil
what is meant by the phrase 'static load' in case of shorting in a generator excitation system?
How to calculate fault level of 11 KV system
which is better to use svc or synchronous condenser why ?
