Answer Posted / b.sudhakaran
A Check & B check for DG set, A check means daily check for dg Like diesel level,oil level, radiator water level, Dg room cleaning, air filter checking, and all value position ( open or close condition check above state.now you switch on primary motor for 5mints( for oil lubrication purpose) now you can switch DG for 5mints this is for A check, B check means 300 hours for dg or every 6month that time replace oil,oil filter, diesel filter and check air filter pulse A check this is b check.
|Is This Answer Correct ?||3 Yes||1 No|
Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?
What is lighting kitts.
Why it need to form a capcitor when it not been in use from three or two year. Plz describe it technically.
Which contains in POLE ASSEMBLY of a 11KV Kirloskar-make SF6 (Model No-FP620A12)? Will u clarify with drawing?
Discuss about gear cutting machines.
pre arcing time of ehv breaker
Why are short circuit ratings always 16kA,25kA,36kA and 50kA.Who has fixed these?
what is the problem when i want to close a circuit breaker by local position it closes well.but when i close it in remote position it trips
What are the advantages of instrument transformer?
How many types of interlocking use in screw type air compressor,make-Kaser(BSD MODEL)?
Do any one know exacatly when the results for NHPC held on 8th march 09 for engineering trainees will be released ?. if so please post it, i'm eager to know it.
What is 100% protection of generator? Why 100% is not used but 95% is generally used?
If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link
why we use Test Terminal Block in 11 KV and 33 KV electrical panels.
what is cascade speed control device?and how this device control the speed of motors?