what is the power factor of choke coil used in tubelight
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How relay coordination has to be done? what are the inputs are required for this? Please explain this with calculation method?
anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS
why would amp draw on neutral wire be as much as amp draw on the hot leg.
We have 750KVA DG set, we want to introduce REF relay with 1250/1A,CL PS,Current transformers.The lead distance of 2.5mm copper flexible cable from CT to relay is around 5mtrs.We would like to know the knee point votage(VK) & IM calculion for CT's
If Neutral Grounding Resistor (GR) failed/shorted. Is it repairable.
why industry prefer ht motor instead of lt motor.
what are symmetrical and non symmetrical components in electrical installation.
We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.
How to design the NGR Resistance
I am inpecting a 10kVA UPS what tests should i do and should i observe?
how we arrange the hv side with delta connection in case 33/11kv of transformer.
What is the type of feedback used in an op- amp schmitt trigger?
I want to replace the 3 KW DC motor with AC motor so what should be the rating of AC motor? Details Of DC motor to be changed with AC are - Kw - 3, Vf - 310, If - 0.15, Va - 400, Ia - 13, RPM - 2400
What is the difference between resistance grounding system and resistance earthing system?
How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend