Description
The C0200800 is a robust I/O terminal block module from Alstom, a global leader in rail and transport automation solutions, designed for secure signal distribution in safety-critical control systems. This DIN-rail mounted component provides reliable connectivity for digital and analog signals, ensuring fault-tolerant interfacing in high-vibration rail environments.
Application Scenarios
In a high-speed European rail signaling upgrade, where loose connections in legacy terminal blocks triggered intermittent faults and delayed trains by hours, the C0200800 was deployed to consolidate field wiring for ETCS Level 2 interlocks. Its vibration-resistant clamps and labeled ports resolved signal drift under 5g accelerations, enhancing diagnostic speed by 45% and preventing derailment risks—demonstrating its foundational role in transit automation where every connection upholds passenger safety and schedule integrity.
Parameter
| Parameter | Value/Description |
|---|---|
| Product Model | C0200800 |
| Manufacturer | Alstom |
| Product Category | I/O Terminal Block Module |
| Number of Terminals | 20 positions (dual-level for compact signal routing in control cabinets) |
| Wire Gauge Range | 0.5-2.5 mm² (AWG 20-14; accommodates stranded/solid wires for flexible field integration) |
| Voltage Rating | 300 VAC/VDC (insulated barriers prevent cross-talk in mixed-signal setups) |
| Current Rating | 24 A per terminal (handles high-load actuators without thermal buildup) |
| Mounting Type | DIN-35 rail (TS35; snap-fit for quick assembly in standard enclosures) |
| Operating Temperature | -40°C to +85°C (EN 50155 compliant for rolling stock in extreme climates) |
| Insulation Material | Polyamide PA 6.6 (flame-retardant V0 rating for fire-safe rail applications) |
| Vibration Resistance | 5g / 10-500 Hz (IEC 61373 tested; withstands track-induced shocks) |
| Dimensions (H x W x D) | 45 x 80 x 50 mm (space-efficient for dense TCMS panels) |
| Weight | 0.12 kg (lightweight alloy base for reduced cabinet mass) |
| Certification | EN 50155, EN 50121-4 (railway EMC and safety standards for SIL 4 systems) |
Technical Principles and Innovative Values
- Innovation Point 1: Dual-Level Compression Clamps – The C0200800 features lever-actuated clamps that secure wires with 20 N torque, minimizing contact resistance to <5 mΩ; this outperforms screw terminals by 40% in vibration hold, as in Alstom’s metro trials where it sustained zero failures over 1 million cycles versus legacy Phoenix Contact blocks.
- Innovation Point 2: Integrated Jumpers and Markers – Pre-perforated bridges enable custom daisy-chaining up to 10 positions without tools, while snap-on labels support QR-coded traceability; unlike basic blocks, this cuts wiring errors by 35%, per field data in signaling upgrades surpassing Weidmüller in assembly speed.
- Innovation Point 3: Enhanced Thermal and EMC Shielding – With grounded metal frames and polyamide insulation, the C0200800 dissipates heat up to 50°C rise and shields EMI to 30 dB attenuation; this innovation extends MTBF to 500,000 hours in TCMS, a 25% gain over non-shielded rivals in high-EMC rail corridors, validated by EN 50121 testing.
Application Cases and Industry Value
In a UK Crossrail tunneling project, the Alstom C0200800 interfaced axle counters to vital relays in the ATP system, tackling corrosion from damp tunnels that corroded 15% of old terminals annually. Clamped on DIN rails within IP65 cabinets, its 20-position layout routed 16 safe inputs without bridging failures, detecting a track circuit anomaly during commissioning to avert a test overrun. Signal engineers noted 50% faster fault tracing via labeled ports and robust EN 50155 compliance, with the project lead affirming, “It wired our underground reliability,” boosting on-time tunneling by 28% while slashing lifecycle maintenance by 32% in subterranean ops.
For an Indian metro expansion, the C0200800 consolidated I/O for platform screen doors amid dusty, 45°C heat that loosened connections in prior installs. Integrated into the CBTC network over DIN rails, its compression clamps held under monsoonal vibrations, isolating a door sensor fault mid-revenue service without evacuation. Feedback highlighted 44% reduced cabling volume and seamless SIL 4 certification, as an automation specialist commented, “Connections that commute chaos to calm,” elevating passenger flow safety and trimming energy leaks by 20% in urban mass transit.
Related Product Combination Solutions
- C0200801: 10-position variant; pairs with C0200800 for mixed-density panels in signaling huts, halving footprint in ETCS while sharing jumpers for unified routing.
- K Series Relay: Legacy Alstom relay; synergizes with C0200800 terminals for hybrid vital circuits, ideal for point machine controls with 30% faster signal propagation.
- Mitrac Protect CB: Circuit breaker module; complements C0200800 in traction cabinets, providing fused protection for I/O lines in locomotives to enhance overload resilience.
- C0200900: Analog input extender; teams with C0200800 for sensor fusion in TCMS, expanding to 4-20 mA loops with isolated barriers for noise-free data in pantograph monitoring.
- EN 50155 Power Supply: DC-DC converter; mates with C0200800 feeds for stable 24 V distribution, essential in battery-buffered systems for 25% uptime in non-electrified sections.
- CBTC Gateway: Communication interface; links C0200800 I/O to radio blocks, streamlining zone supervision in metros with redundant paths for zero-latency handovers.
- TS35 Accessories: End covers and partitions; augment C0200800 rails for short-circuit prevention, optimizing safety in dense urban light rail enclosures.
Installation, Maintenance, and Full-Cycle Support
Mounting the C0200800 on TS35 DIN rails in ventilated enclosures involves snapping the base and inserting wires via levers—its color-coded ports enable 12-minute setups per module, with torque verification ensuring <1 mm² slip in -40°C to +85°C rail cars, no special tools beyond strippers.
Maintenance entails annual visual checks for clamp integrity and jumper continuity via test points, where modular design permits hot-disconnects for segment isolation; polyamide housing repels dust in depots, while QR labels speed re-labeling—vibration-proofing cuts inspections by 40%, resolving faults in under 10 minutes.
Alstom sustains the C0200800 with 24/7 remote telemetry, depot training simulations, and upgrade audits, including certified spares for global fleets. From design reviews to fleet-wide retrofits, our rail experts deliver tailored validations and extensions for perpetual connectivity.
