Space data and information transfer systems. Space link extension (SLE). Forward communications link transmission unit (CLTU) service Ingestion-build-126766 and maintenance of trackside equipment

and maintenance of trackside equipment for flange lubrication

Recommendations on testing and measuring methods

storage of fractions

General requirements for mechanical strength

Reduction of costs through greater business efficiency

Space data and information transfer systems. Space link extension (SLE). Forward communications link transmission unit (CLTU) service Ingestion-build-126766 and maintenance of trackside equipment1 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.