IP69K and IPx9

DIN 40050-9 extended the newer IEC 60529 rating system with an IP69K rating for high-pressure, high-temperature wash-down applications.[5] Enclosures conforming with ISO 20653:2013 must not only be dust-tight (IP6X), but also able to withstand high-pressure and steam cleaning. The IP69K standard was originally developed for road vehicles —especially those that need regular intensive cleaning (dump trucks, concrete mixers, etc.)— but it also finds use in other areas, such as food processing machi...

원문링크 : IP69K and IPx9