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in most industies hormonics present up to some level. what
is limit ? and there effect?
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Answer Posted / ashim kumar das
In an industry harmonics are measured as TOTAL HARMONIC
DISTORITION (THD), which permissible limit in most of the
industries is 3%.
No doubt harmonic create losses, moreover puncture of
Capacitor banks,unwanted heating of motor are also the main
disadvantages of harmonics.
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