ECP Passenger Cable-Based Brake System Cable, Connectors & Junction Boxes – Performance Requirements
Passenger Car Annex to AAR S-4210


This document establishes passenger-car requirements for an electronically controlled pneumatic (ECP) brake train line connector, cable and end-of-car junction box.

Document History
Document Number Version Publication Date Publication Related Information
APTA PR-M-S-022-19 Original 08/7/2019 Published Current


cable, connectors, installation, junction boxes, testing


This standard establishes the minimum requirements for the cables, connectors, installation and junction boxes for ECP passenger brake equipment.

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