Protram

Protram, primarily a Polish trade name, refers to a series of articulated low-floor trams produced by various manufacturers in Poland, often involving a collaboration between several companies. The "Protram" name itself was initially associated with a consortium of firms aiming to create a standardized, modern tram design for Polish cities.

Key characteristics of Protram trams include low-floor sections to improve accessibility for passengers with mobility issues, prams, and bicycles; articulation, enabling the tram to navigate tight curves in urban environments; and modern electrical equipment for energy efficiency and smooth operation.

The most well-known Protram tram is the Protram 205WrAs, manufactured by a consortium led by Protram S.A. in Wrocław. These trams operate in Wrocław and sometimes other Polish cities. Later, after Protram S.A. encountered financial difficulties and eventually dissolved, other companies like Modertrans Poznań continued to develop and produce low-floor articulated trams, some drawing inspiration from the original Protram designs or directly building on existing Protram platforms.

While the "Protram" brand isn't as consistently used or recognized today, the legacy of the consortium and its initial designs has significantly influenced the development and adoption of modern, low-floor trams in Poland. The term may also be used colloquially to generally refer to similar-looking or functioning low-floor articulated trams in Polish cities, even if they are officially branded differently.