How does the phase sequence controller works, how it
identifies the phases? confirm working principle
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I am having 120KVA UPS,which is connected to DG & normal power. What is the power drawn by this system when system is running on DG ????
TRANSFORMERS WITH DC SUPPLY
On what basis primary and secondary of a transformer is chosen?
why use in & out Diesel line in dg set.
what is the difference between STAR and DELTA connection and application wise how it can be utilizedd ???
CFL lamp is what type of load?
what is the difference b/w neutral and earth?what is the need of earthing and what are the different methods for earthing?
in a delta-star with neutral grounding on star side what will happen if one star limb got opened at star point
I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.
in communication what is the role of elelctrical engineer?
What are the different power system losses and how can it be eliminated?
what is the difference between LT and HT power supply?
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