Our specialists systematically apply their expertise to ensure that traction power supply is optimally designed, and integrate associated systems and platform developments to create a completely compelling solution. The latest computer applications, realistic simulation programmes, precise feasibility analyses and sophisticated planning software tools ensure that the power supply for mainline railways and local transport systems is implemented as economically and environmentally friendly as possible.

Our portfolio

• Overall design of traction power supply systems for DC and AC electrified lines for local and long-distance transport (operating requirements, geography, legal and normative specifications)
• Simulation studies and systems integration using software tools for train journey simulation and network calculation
• Design of systems for the protection of persons and traction power systems
• Reliability analyses, FMECA, LCC considerations
• Overall design, load flow and short circuit calculation, analysis of three-phase networks in traction power systems
• Design of earthing equipment for traction power systems
• Electrical design of DC and AC contact line installations
• Calculations for dynamic interaction between the current collector and contact line in accordance with EN 50318 and for the design of high-speed lines according to TSI
• Practical and customised seminars on the various traction power supply topics, combining in-depth specialist knowledge with current challenges

Traction power supply systems from Rail Power Systems impress thanks to their efficiency, reliability and on-schedule project implementation. To ensure the smooth interaction of all traction power supply systems in complex infrastructure projects – be it in the field of structural and civil engineering, electrical engineering systems or protection, control and communication systems – we provide you with expert support and all services from a single source.

Our portfolio for AC and DC rail systems

• Consultancy and sales support
• Project management
• Project control/scheduling
• Interface management
• Conceptual and detailed planning and designs
• RAMS, EMC and LCC analyses
• Protection studies
• Parallel routing of AC and DC rail systems
• Supply of traction power supply installations
• Assembly and assembly supervision
• Commissioning and acceptance
• Documentation
• Training
• Maintenance
• Support for troubleshooting

Whether high-speed lines, metro and light rail systems, tunnels or maintenance depots: the proven solutions from Rail Power Systems are used successfully everywhere. We develop, plan and assemble turnkey contact line systems in both standard and customised versions, consistently focusing on the project and solution – whether overhead line or conductor rail contact installation. Low maintenance requirements and compliance with EU standards for railway applications are always a priority. Our all-in-one package includes the design, installation, testing and securing of earthing and return circuits.

Our systems

Overhead contact line systems for long-distance transport:

• Re100 and Re200 standard overhead contact line (SOL) for speeds of up to 200 km/h on main and secondary tracks
• Re250 and Re330 high-speed overhead contact line (HOL) for speeds of up to 330 km/h on main tracks and up to 360 km/h on main tracks in the European high-speed network

Overhead contact line systems for local transport:

• Up to 60 km/h for light rail, single overhead contact line without catenary wire with tunnel solutions
• Up to over 100 km/h for light rail systems
• Up to over 160 km/h for urban railways

Special solutions for overhead contact line systems:

• Contact wire lifting equipment for level crossings, lift bridges, loading systems, depots
• Overhead conductor rail (OCR) up to 250 km/h for tunnel equipment with hinged cantilever or hanging support
• (Swivelling) overhead conductor rail up to 25 km/h for maintenance halls, aluminium conductor rail with copper grooved contact wire
• Expansion joint devices, point machines and conductor rail supports made of steel or insulating glass fibre reinforced plastic for the 3rd rail in local and long-distance transport

Thanks to a reliable 50 Hz power supply and electrical equipment, we guarantee the safe functioning of all systems for train and passenger operations. From planning, delivery and installation to the commissioning of power supply systems, telecommunications systems, BOS digital radio networks and auxiliary power supply systems, we offer a comprehensive package for economical and customer-friendly railway operation.

Our portfolio

• 50 Hz power supply (power supplies, transformer stations, network structure)
• Lighting systems (platforms, transitions, tunnels, berths)
• Electromechanical systems for railway tunnels (emergency lighting, MV/LV power supply, signalling systems)
• Points and train preheating systems (16.7 Hz, 50 Hz, MAS 90 connection control)
• Direct current and alternating current cabling in public transport
• Planning of railway-specific electrical installations
• Telecommunications systems and BOS digital radio networks (complete solutions for Deutsche Bahn AG)
• Construction and commissioning of telecommunications cable networks (copper and optical fibre)