The general characteristics of pantographs that enable current collection from an
overhead contact system on light rail and heavy rail transit systems are described. Definitions
pertinent to pantographs, including general definitions, specific pantograph terminology,
pantograph components, pantograph dimensions, and operating characteristics are contained in
The operating requirements that need to be defined by the purchaser of pantographs are stated.
In addition, standard dimensions for the collector head and contact strip, various pantograph
mechanical and operational requirements, environmental conditions, and maintainability and
documentation requirements are specified. Various testing methodologies and requirements are