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 are the requirements of SEMI F47 that products tolerate in case of voltage sags?
SEMI F47 requires that products tolerate the following voltage sags:
- 50% remaining voltage, 50% missing voltage, for 200 milliseconds
- 70% remaining voltage, 30% missing voltage, for 500 milliseconds
- 80% remaining voltage, 20% missing voltage for one second.
Released for: Schneider Electric Egypt and North East Africa
Need help?
Product Selector
Quickly and easily find the right products and accessories for your applications.
Get a Quote
Start your sales enquiry online and an expert will connect with you.
Where to buy?
Easily find the nearest Schneider Electric distributor in your location.
Help Center
Find support resources for all your needs, in one place.