Ingeteam Traction has modernized the electrical units for 1,500 Vdc and metric gauge trains for the regional operator EuskoTren. The modernization process involved renovating the unit control system, as well as the traction systems and the auxiliary power systems. Ingeteam T raction has replaced the units' direct-current traction system with a new asynchronous traction system, thus increasing the traction power by 40%. Likewise, a substantial imp

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