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| Get A Copy of SEMI F47 |
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SEMI F47-0706 is available for download from SEMI or the ANSI eStandards Store.
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| Archives |
We keep our most interesting work on file for your review. Check out past feature articles from the archives.
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| ???? PQ Question Corner ???? |
Have SEMI F47, IEC 61000-4-34, or related power quality questions? We will be glad to assist you. Send your E-mail to semif47info@epri.com.
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| How to obtain Compliance Certification |
 EPRI has established a certification program to test OEM
manufacturer equipment per established power quality standards such as SEMI F47, IEC 61000-4-34, IEC 61000-4-11, ITIC, and others. With PQ Star certification, EPRI offers a third party verification that the equipment tested meets power quality standards. Learn more about our services to help you reach compliance with power quality standards... |
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| Interruptions in Manufacturing... |
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 ...processes can cost as much as $2 million dollars in revenue per day. Such interruptions can be due
to voltage sag events caused by ice storms, floods, hurricanes, lightning, utility power distribution equipment failures, or other system
anomalies. EPRI has a variety of services and products to improve the robustness of your facility to power quality disturbances and help
you understand, test, and comply with power quality standards such as the ITIC curve, IEC-61000-4-34, IEC-61000-4-11, and SEMI F47
"Specification For Semiconductor Process Equipment Voltage Sag Immunity."
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A new CIGRE/CIRED working group has been formed to look into voltage
dip immunity as related to the current IEC voltage dip standards. 
Members of this web site continue to give EPRI positive feedback about the web
content. As a service to all of our newsletter readers, we have decided to post a list of new certifications with each newsletter.
SemiF47 Compliance Testing (PQ Star)
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