Traction converter PTP-M is applied in rebuilding of tram cars T3 (the product of Czech Socialist Republic). Use on tram cars of other types is also possible.
It can be configured for use on trolleybuses with both DC and AC drive.
Converter PTP-150-80-M is intended for control of four electric traction DC motors TE-022 of the rebuilt tram car Tatra-3 according to the regimes set by the driver via pedal command device and control panel switches.