This part of IEC 61076‑8 describes free and fixed 2-pole power (1P+N) plus PE circular connectors with 20 A rated current, rated voltage up to and including 300 V AC, IP65/IP67 metal housing with push-pull locking (hereinafter referred to as a connectors) for use in electrical and electronic equipment. It includes overall dimensions, interface dimensions, technical characteristics, performance requirements and test methods.