What is vcb?
Answers were Sorted based on User's Feedback
Answer / nadarajan v
vcb means vaccum circuit breaker used in ehv power station.
A circuit breaker in which a pair of contacts is
hermetically sealed in a vacuum envelope; the contacts are
separated by using a bellows to move one of them; an arc is
produced by metallic vapor boiled from the electrodes, and
is extinguished when the vapor particles condense on solid
surfaces.
Is This Answer Correct ? | 1 Yes | 0 No |
Answer / meenakshi
vacuum circuit breakers. these are the circuit breakers
which are used to protect medium and high voltage circuits
from dangerous electrical situations.
Is This Answer Correct ? | 1 Yes | 1 No |
how we decide the require size is this for a known current at fuu load?
basic princple of induction and synchronous motor
Which material is used for the core of a transformer and why?
why always electric field is linked with magnetic field???
2 Answers Bhushan Power Steel, NTPC, Tata Steel Limited,
what is deffrent alternatid and gernater
how induction motor work as a generator?
Diffrectiate between earthing and neutral
hi frnds what is meant by harmonics & what is meant by third hormonics,where its will occur ?thank u
how to calculate the conductor size for certain KV transmission line and distribution line?
1.What is captive power plant? 2.What is national grid?Give brief idea.
which type of capacitor store high amount of energy for long time ? ( polarized or unpolarized )
why PT transformer primary r the grounded?