This part of IEC 61753 contains the minimum tests, test severities and measurement requirements which a sealed fibre optic closure need to meet in order to be categorised as meeting the IEC standard for category S – Subterannean, as defined in Table A.15 of IEC 61753-1:2018.
IEC 61753-111-09 Ed. 1.0 b:2021
$117.00
Fibre optic interconnecting devices and passive components – Performance standard – Part 111-09: Sealed closures – Category S – Subterannean