why aggregate is placed all around substation ground.
Answer Posted / saket
to protect eand minimize the risk to equipments and peoples working there from step and touch potential
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
what is the power factor used by the PHCN in nigeria? 2. what is the difference between an alternator and generator. 3. Generation of poweris in KV but how is transmission is in MW. 4.If the transmission of power is 20,000MW how can it be increaesed to 80,000MW
What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?
Can we transmit digital signal to long distance ?
Define gain margin?
How to discuss the phase shift of transformer considering open delta?
what things to be considered when designing UPS
How to calculate fault level of 11 KV system
How to calculate the no of Ceiling fan (1200mm sweep) per unit area?
Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected
WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.
is IS says that neutral should be brought to switch box. and this one is a recomended practice
Work done in a free expansion process is
how we can find of current direction(supply comming/out going direction) when a transmission line passing through sides.
What type of core material is used for metering C.T and protection C.T???
we need a ntpc previous papers