How over load relay works.
An over load relay acts on thermal bi metal principle and
whenever current exceeds a set value then the bimettalic strip
bends and trips a lever which in turn trips the circuit.
Is This Answer Correct ? | 4 Yes | 0 No |
How to calculate the actual 3phase power, if the load current of each phase is not balanced
what is the function of statics switch in ups and tell me parts
How to convert KVA rating into HP rating?
how we can calculate the transformer size.
21 Answers Avalon, Edison, Hyundai,
what is auto re-closer?
whay is snubber circuit , why we are using snubber circuit in thyristor
what will hapen if secodery circuit is open of current transformer
what are the differenc between vcb and sf6 breakers
why voltage drop if we have connected 230 v ac suplly through diode to bulbe we found haft ie 110 voltage drop why it is
why are transformers rated in KVA and not in KW
why the transformer primary and secondary windins vector groups vary? why it is something like Dy11 and not as Dy or Yy...
what are the uses and applications of rectifiers?