Scope.
Scope.
(1) This section establishes the requirements for terminating cables used to connect incoming outside plant cables to the vertical side of the main distributing frame in a telephone central office.
(i) The conductors are solid tinned copper, individually insulated with extruded solid dual insulating compounds.
(ii) The insulated conductors are twisted into pairs which are then stranded or oscillated to form a cylindrical core.
(iii) The cable structure is completed by the application of a core wrap, a shield, and a polyvinyl chloride jacket.
(2) The number of pairs and gauge size of conductors which are used within the RUS program are provided in the following table: