can u guys tell me why we are using sheild in junction bos wiring ~! ?

can u guys tell me why we are using sheild in junction bos
wiring ~! ?

Question Posted / thiagaraj

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can u guys tell me why we are using sheild in junction bos wiring ~! ?..

Answer / rajkumar

Shield wire is to eliminate the noise pickup in the signal
wire due to magnetic interference from the near by
source
Panel or JB side shield to be earthed but Instrument side
no need to do earth (cut the shield and tape).

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