DIN EN 50411-2-2:2012 光纖通信系統用纖維形成體和閉合物.產品規格.第2-2部分:分類S和A類,1型密封聚丙烯腈基(PAN)光纖接頭盒.德文版本EN 50411-2-2-2012
Fibre organisers and closures to be used in optical fibre communication systems - Product specifications - Part 2-2: Sealed pan fibre splice closures Type 1, for category S & A; German version EN 50411-2-2:2012