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This FAQ has been written for NEAL (North East Africa and Levant) region. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.

What is the definition of ANSI 74 - Trip/closing circuit supervision?

To detect trip circuit and closing circuit failures, Sepam monitors:
  • shunt trip coil connection
  • closing coil connection
  • matching of breaking device open/closed position contacts
  • execution of breaking device open and close orders.
The trip and closing circuits are only supervised when connected as shown in attached photo.

Released for: Schneider Electric Egypt and North East Africa

Attachment(s)
ANSI 74.PNG.png [100.61 KB]
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