Description
1. Product Description
The TRICONEX 9760-230 is a high-reliability 24V DC Power Supply Module designed for critical industrial automation systems, particularly within the TRICONEX Triple Modular Redundancy (TMR) architecture. As a key component of safety-instrumented systems (SIS) and distributed control systems (DCS), the 9760-230 delivers stable, isolated power to control modules, I/O cards, and field devices. It features advanced fault detection, overload protection, and redundancy capabilities to ensure uninterrupted operation in harsh environments. Built with industrial-grade components, this module is engineered for easy integration, low maintenance, and long-term durability, making it ideal for applications requiring 24/7 reliability.
2. Product Parameters
| Parameter | Specification |
|---|---|
| Input Voltage | 100-240V AC (universal input) |
| Output Voltage | 24V DC ±1% |
| Output Current | 10A continuous |
| Efficiency | ≥90% at full load |
| Isolation | Input/Output isolation (2500V AC) |
| Redundancy Support | Parallel redundancy (via optional diode module) |
| Operating Temperature | -40°C to +70°C |
| Safety Certifications | IEC 61508 (SIL 3), CE, UL 508 |
| Dimensions | 4.5” (H) x 8” (W) x 10” (D) |
3. Advantages and Characteristics
- High Reliability: The 9760-230 incorporates triple modular redundancy (TMR) design principles, ensuring single-fault tolerance and automatic failover to redundant power sources. Its built-in self-diagnostics continuously monitor voltage, current, and temperature, alerting operators to anomalies before failures occur.
- Energy Efficiency: With a high-efficiency power conversion design, the module reduces energy waste and heat generation, minimizing operational costs and improving system longevity.
- Robust Protection: Features include overvoltage protection (OVP), overcurrent protection (OCP), short-circuit protection, and inrush current limiting, safeguarding connected equipment from electrical disturbances.
- Easy Integration: Hot-swappable design allows replacement without powering down the system, reducing downtime. The module is fully compatible with TRICONEX racks and backplanes, simplifying installation in existing TMR systems.
TRICONEX 9760-230
4. Application Areas and Cases
- Application Areas:
- Petrochemical plants, refineries, and chemical processing facilities.
- Power generation (thermal, nuclear, renewable energy).
- Pharmaceutical and food processing industries requiring continuous operation.
- Mining, metallurgy, and large-scale manufacturing systems.
- Application Case: In a nuclear power plant’s reactor control system, the TRICONEX 9760-230 powers the safety-critical TMR logic solvers and I/O modules. Its redundant power supply configuration ensures uninterrupted operation during transient power fluctuations, while real-time diagnostics enable predictive maintenance. This implementation reduced unplanned downtime by 90% and improved overall system availability, meeting strict regulatory requirements for nuclear safety.
5. Competitor Comparison
Compared to generic industrial power supplies, the TRICONEX 9760-230 stands out for its SIL 3 certification, TMR-compatible redundancy, and rugged design for extreme environments. Unlike non-certified alternatives, it guarantees compliance with functional safety standards, making it preferable for applications where failure could lead to catastrophic consequences. Its hot-swappable design and advanced diagnostics also offer superior maintainability compared to legacy power modules.
6. Selection Recommendations
- Compatibility: Ensure the module’s voltage, current, and form factor match your TRICONEX system’s power requirements. Verify backplane compatibility and redundancy needs (e.g., single vs. parallel redundancy).
- Environment: For high-temperature or high-vibration environments, prioritize the module’s wide operating temperature range and rugged construction.
- Scalability: Plan for future system expansions by selecting a power supply with sufficient capacity for additional I/O modules or field devices.
- Budget: While the 9760-230 offers premium reliability, evaluate total cost of ownership (TCO), including maintenance, downtime, and energy savings.
7. Precautions
- Installation:
- Install in a well-ventilated TRICONEX rack to prevent overheating.
- Use shielded cables for power connections and follow grounding guidelines to minimize EMI/RFI interference.
- Redundancy Setup: If using parallel redundancy, install a compatible diode module to prevent reverse current. Ensure proper wiring to enable seamless failover between power supplies.
- Maintenance:
- Regularly inspect the module’s status LEDs for fault indicators (e.g., overvoltage, overtemperature).
- Replace batteries (if applicable) according to the manufacturer’s schedule to maintain diagnostic functionality.
- Avoid exposing the module to moisture or corrosive gases, as this may degrade components over time.
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