ÖVE/ÖNORM EN 61753-071-2:2015-05
Действует
Fibre optic interconnecting devices and passive components - Performance standard - Part 071-2: Non-connectorized single-mode fibre optic 1 × 2 and 2 × 2 spatial switches for category C - Controlled environments (IEC 61753-071-2:2014) (english version)