Fibre optic interconnecting devices and passive components. Performance standard - Single-mode fibre optic connectors for category U. Uncontrolled environment Ingestion-build-47182 BS 4878 specifies the classification

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Fibre optic interconnecting devices and passive components. Performance standard - Single-mode fibre optic connectors for category U. Uncontrolled environment Ingestion-build-47182 BS 4878 specifies the classification1 Scope This part of IEC 61753 defines minimum initial test and measurement requirements and severities which a single mode connector, either part of a pigtail, or part of a cord, must satisfy in order to be categorized as meeting the IEC standard category U (uncontrolled environment).