The Alstom KCEG14201N51CED is a heavy-duty circuit breaker designed for railway traction power and auxiliary systems. It provides reliable overcurrent and short-circuit protection for AC/DC electrified lines, ensuring safe and efficient power distribution in rail networks.
Key Features
1. Advanced Protection Technology
High breaking capacity (up to 50kA @ 1500V DC)
Ultra-fast tripping (<20ms response time)
Adjustable trip settings (thermal/magnetic)
Arc fault detection for enhanced safety
2. Railway-Specific Durability
EN 50155 compliant (railway electronic equipment)
-40°C to +70°C operating temperature
Vibration & shock resistant (EN 61373)
IP65-rated enclosure (dust & water protection)
3. Smart Monitoring & Control
Real-time current/voltage monitoring
Trip event logging (last 10 faults stored)
Remote operation capability (SCADA-compatible)
LED status indicators for quick diagnostics
4. Maintenance-Friendly Design
Front-accessible test & reset buttons
Modular construction for easy servicing
Hot-swappable trip units (optional)
Long mechanical life (>10,000 operations)
Technical Specifications
Parameter Specification
Rated Voltage 1500V DC / 690V AC
Rated Current 1600A (continuous)
Breaking Capacity 50kA (IEC 60947-2)
Control Voltage 24V DC / 110V DC
Mechanical Life 10,000 operations
Weight 18kg (compact design)
Certifications EN 50155, IEC 60947, UL 508
Applications
✔ Traction power substations (AC/DC)
✔ Catenary protection systems
✔ Auxiliary power distribution
✔ Battery charging circuits
✔ Railway depot power management
Benefits
✅ Ultra-Reliable – SIL2-certified for safety-critical applications
✅ Energy Efficient – Low power loss design
✅ Easy Maintenance – Modular components reduce downtime
✅ Future-Ready – Supports smart grid integration