UNE-EN 50377-17-1
Connector sets and interconnect components to be used in optical fibre communication systems - Product specifications - Part 17-1: Type FPFT (factory polished field terminated) simplex connector factory terminated with EN 60793-2-50 category B1.3 fibre and field mounted onto IEC 60793-2-50 category B1.3 or B6a 1 or B6a 2 singlemode fibre, category C (Endorsed by AENOR in January of 2014.)