IEC (60309) 16A plug - Captive 15A socket, Black lead
Image is indicative of connector styles. Brand of connector (and therefore the look of the product) may vary depending upon availability
Captive (AS/NZS 3123) connectors are clones of 'Clipsal' industrial connectors
IEC (60309) is an internationally available industrial connector, which comes as the default input plug on a variety of equipment sourced internationally
In Australia, we use clock position '6H'.
Blue are Single Phase (2P+E), Red are Three Phase (3P+E & 3P+N+E)