The Alstom DCY1150A is a high-reliability digital control unit designed for railway signaling, traction, and rolling stock systems. It provides real-time control, monitoring, and diagnostics for critical rail operations, ensuring safe and efficient performance in demanding environments.
Key Features
1. High-Performance Processing
32-bit RISC processor with real-time operating system (RTOS)
Dual-channel redundancy for fault tolerance
SIL2/SIL3 certified (EN 50126/8/9)
2. Robust Communication & I/O
Multiple interfaces: Ethernet, CAN, RS-485
Optically isolated digital/analog I/O
Secure data transmission (EN 50159 compliance)
3. Safety & Compliance
EN 50155 (Railway Electronic Equipment)
EMC/EMI protection (EN 50121-3-2)
Vibration & shock resistant (EN 61373)
4. Maintenance & Diagnostics
LED status indicators for quick fault detection
Remote firmware updates
Predictive maintenance support
Technical Specifications
Parameter Specification
Model DCY1150A
Processor 32-bit ARM Cortex-R
Memory 256MB RAM, 2GB Flash
Power Supply 24V DC (18-36V) or 110V DC
Operating Temp. -40°C to +70°C
Safety Level SIL2/SIL3 (system-dependent)
MTBF >150,000 hours
Applications
✔ Train control systems (TCR, ATP)
✔ Trackside signaling & interlocking
✔ Traction & auxiliary power control
✔ ERTMS/ETCS-compatible systems
Benefits
✅ High Availability – Redundant architecture minimizes downtime
✅ Easy Integration – Compatible with Alstom SmartLock® & Iconis®
✅ Future-Proof – Supports ETCS Level 3 & ATO migration