Onboard Reliability: Leroy Automation Deploys Its En 50155 Certified Tcms Solutions

In the railway industry, performance cannot come without reliability. That’s why our
TCMS (Train Control and Monitoring System)
solutions are designed to meet the strict requirements of the
EN 50155 standard. With a modular range including
Vehicle Control Units
(VCUs),
I/O modules, and communication gateways, we provide train manufacturers and operators with robust, interoperable systemsready to withstand the harshest environments. With over 20 years of expertise, we offer much more than products: comprehensive technical support from start to finish.

A COMPLETE RANGE FOR ONBOARD CONTROL AND COMMAND
In a demanding railway environment, the robustness and compliance of onboard systems are essential. LEROY Automation offers EN 50155 certified TCMS solutions designed for seamless and secure integration into modern trains.
Onboard Equipment Designed for Railways
Our range is based on a proven modular architecture, bringing together three complementary families:
- VCU (Vehicle Control Unit): Central processors for managing the train’s control and command system.
- BRIO I/O Modules: For reliable acquisition and transmission of field signals.
- SLG Communication Gateways: For smooth interconnection between buses and protocols (WTB, MVB, CAN, etc.).
Each product complies with the EN 50155 standard, ensuring resistance to extreme temperatures, vibrations, surges, and electromagnetic compatibility.

WHY CHOOSE LEROY AUTOMATION AS YOUR INDUSTRIAL PARTNER?
Choosing us means opting for EN 50155 certified TCMS solutions:
- Immediate compliance with international standards
- Interoperability with existing TCMS architectures
- Easier integration thanks to modularity
- Built-in cybersecurity meeting railway requirements
- An off-the-shelf (COTS) catalog with proven products used worldwide
DEDICATED EXPERTISE FOR INTEGRATORS AND OPERATORS
For over 20 years, LEROY Automation has supported railway manufacturers and operators with field-proven EN 50155 certified TCMS solutions. We also offer:
- System integration consulting
- Customization and development of application software
- Testing under real operating conditions
- Engineering services for test equipment