NEMA Ratings and IP Equivalency Chart NEMA Ratings and IP Equivalency Chart NEMA Ratings and IP Equivalency Chart https://www.siemon.com/us/standards/nema_comparison.asp https://www.siemon.com/us/standards/nema_comparison.asp Equivalenza IP - NEMA http://www.siemon.com/us/standards/nema_comparison.asp http://www.siemon.com/us/standards/nema_comparison.asp