Description
The T9110 ICS TRIPLEX is a high-integrity, redundant power supply module engineered specifically for use in Triple-Modular Redundant (TMR) safety systems developed by ICS Triplex (now part of Schneider Electric). As a core component of the Triconex safety instrumented system (SIS) architecture, the T9110 provides clean, stable, and fault-tolerant 24 V DC power to critical logic solvers, I/O modules, and communication interfaces in applications where failure is not an option—such as emergency shutdown (ESD), fire & gas (F&G), and burner management systems.
Designed for continuous operation in harsh industrial environments, the T9110 ICS TRIPLEX supports hot-swappable installation, allowing maintenance or replacement without powering down the entire safety controller. It delivers up to 20 A of regulated output current and features comprehensive diagnostic capabilities that feed real-time status (e.g., input loss, over-temperature, output fault) back to the Triconex chassis via the backplane. The unit complies with IEC 61508 SIL 3, ATEX, and UL/cUL standards, making it suitable for use in explosive atmospheres and high-risk process zones.

T9110 ICS TRIPLEX
Technical Specifications
| Parameter Name | Parameter Value |
| Model | T9110 |
| Manufacturer | ICS Triplex (Schneider Electric) |
| Product Type | Redundant DIN Rail Power Supply for TMR Systems |
| Output Voltage | 24 V DC (regulated ±2%) |
| Output Current | Up to 20 A continuous |
| Output Power | 480 W |
| Input Voltage | 85–264 V AC (47–63 Hz) or 100–370 V DC |
| Efficiency | >85% typical |
| Redundancy Support | Yes – parallel operation with other T9110 units |
| Hot-Swappable | Yes |
| Mounting | 35 mm DIN rail (EN 60715) |
| Operating Temperature | -20°C to +70°C (derating above 60°C) |
| Protection Features | Overvoltage, overcurrent, short-circuit, thermal shutdown |
| Diagnostic Interface | Backplane communication with Triconex chassis (LED + digital status) |
| Certifications | IEC 61508 SIL 3, ATEX, IECEx, UL 60950, CSA, CE |
| Dimensions (W × H × D) | 60 mm × 125 mm × 160 mm |
Main Features and Advantages
✅ Designed for TMR Safety Systems – Fully compatible with Triconex logic solvers; maintains system integrity even during single PSU failure.
✅ Hot-Swappable Operation – Enables maintenance without interrupting safety control—critical in 24/7 process plants.
✅ Comprehensive Diagnostics – Real-time health monitoring via LEDs and backplane signals; integrates into Triconex diagnostics software.
✅ Global Input Compatibility – Universal AC/DC input eliminates need for region-specific variants.
✅ Robust Industrial Build – Metal enclosure, conformal coating (optional), and high MTBF (>150,000 hours).
✅ Certified for Highest Safety Levels – Validated for SIL 3 applications per IEC 61508 and suitable for Zone 2 hazardous areas.
Application Field
The T9110 ICS TRIPLEX is deployed globally in:
Oil & Gas Upstream/Downstream: Powers Triconex controllers managing wellhead ESD, pipeline rupture detection, and flare systems.
Refineries & Petrochemical Plants: Supports F&G panels and reactor trip systems requiring SIL 3 compliance.
Power Generation: Used in turbine overspeed protection and boiler safety interlocks.
Chemical & Pharmaceutical: Ensures fail-safe operation in batch reactors and containment systems.
Marine & Offshore Platforms: Operates reliably in high-humidity, salt-laden environments due to ruggedized design.

T9110 ICS TRIPLEX
Related Products
T9100 ICS Triplex– Lower-current (10 A) predecessor to the T9110
T9210 ICS Triplex– Higher-power or enhanced diagnostic variant (if available in newer platforms)
Triconex Main Chassis (e.g., 3501, 3701)– Host system for T9110 power modules
MPU (3503E) / COM (3511)– Triconex processor and communication modules powered by T9110
Schneider Electric Modicon M580 Safety– Modern alternative platform (non-TMR)
Phoenix Contact QUINT4 PS– Commercial redundant PSU (not SIL 3 certified)
ABB PU515– Competing safety power supply for AC 800M High Integrity



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