Space data and information transfer systems. Space link extension (SLE). Forward communications link transmission unit (CLTU) service Ingestion-build-51747 which is part of the

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BS EN 62610-5 is the fifth part of an international standard used for mechanical structures for electrical and electronic equipment

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Space data and information transfer systems. Space link extension (SLE). Forward communications link transmission unit (CLTU) service Ingestion-build-51747 which is part of the1 Scope 1. 1 This International Standard defines the Communications Link Transmission Unit (CLTU) service in conformance with the transfer services specified in CCSDS 910. 4 B 2 (equivalent to ISO 15396). The Forward CLTU service is a Space Link Extension (SLE) transfer service that enables a mission to send Communications Link Transmission Units (CLTUs) to a spacecraft.