Series 20-49

Tehmin Brasov created for the 20-49 series wagon:

• Design, execution and assembly for: the wagon's electrical installation; electrical panel with automatic control and diagnosis system; 1500/230/24 battery charging source; intercom door control system and various subassemblies for connecting them to the wagon's installation.
• Software development for: the Automatic Control and Diagnosis System (ACDT) and for the intercom door control system.