Dear Viewers,
Please watch this video.In this video description of annunciator it's working procedure,testing connection with protection circuit of a transformer have been described and shown.i hope that it will be helpful to get a conception about Annunciator or Facia. Thank you.
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Негізгі бет Annunciator/Facia/Annunciator & Protection Circuit of a Transformer/Annunciator in electrical panel
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