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Product Introduction
The Honeywell FC-RUSPSU-R Redundant Power Supply System is designed to ensure continuous and reliable power delivery for critical safety and automation systems. It is a vital component within Honeywell’s Fail-Safe Controller (FSC) and Experion safety architecture, guaranteeing uninterrupted operation even under power disturbances or module failures.
By providing redundant power paths, the FC-RUSPSU-R eliminates single points of failure, enhances system availability, and supports industrial safety compliance requirements. With rugged design, wide voltage compatibility, and intelligent fault diagnostics, it serves as the backbone of high-integrity control environments where downtime is not acceptable.
Product Specifications
| Parameter | Description |
|---|---|
| Model | Honeywell FC-RUSPSU-R |
| Function | Redundant Power Supply System |
| Input Voltage | 24 VDC nominal (range: 18–36 VDC) |
| Output Voltage | Regulated 24 VDC |
| Output Power | Up to 240 W |
| Redundancy Mode | Dual power supply redundancy (active-active or active-standby) |
| Efficiency | ≥ 92% |
| Isolation | Galvanic isolation between input and output |
| Diagnostics | LED status indicators, fault reporting |
| Cooling Method | Natural convection |
| Protection | Over-voltage, over-current, thermal shutdown |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5%–95% non-condensing |
| Mounting | DIN rail or panel mount |
| Housing Material | Industrial-grade metal enclosure |
| Dimensions | 447.04 x 157.48 x 162.56 mm |
| Weight | 8.6 kg |
Product Applications
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Safety Instrumented Systems (SIS): Provides reliable redundant power for Honeywell FSC and other SIL-rated safety systems.
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Process Automation: Maintains stable power for controllers, I/O modules, and communication devices.
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Industrial Redundancy Networks: Ensures power continuity in mission-critical systems.
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Oil & Gas Facilities: Protects control systems from unexpected shutdowns in offshore and onshore plants.
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Power Generation: Supports continuous operation of turbine and substation automation systems.
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Chemical and Refinery Plants: Delivers dependable power supply for hazardous and demanding environments.
Product Advantages
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True Redundancy: Dual-channel design guarantees continuous power availability.
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High Reliability: Built to withstand industrial stress factors, ensuring long lifecycle.
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Fault-Tolerant Architecture: Automatic failover in case of supply failure without manual intervention.
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Strong Protection: Advanced protection features safeguard equipment against overloads and short circuits.
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Compact and Rugged Design: Easy integration into safety cabinets with robust mechanical durability.
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Seamless Honeywell Integration: Optimized for FSC and Experion safety platforms.
Frequently Asked Questions (FAQ)
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How does the FC-RUSPSU-R achieve redundancy in power supply systems?
It operates with two independent power sources configured in active-active or active-standby mode, automatically switching if one supply fails. -
What type of isolation is implemented between input and output?
The system uses galvanic isolation to prevent noise coupling and ensure signal integrity across circuits. -
Can the module operate under fluctuating input voltages?
Yes, it accepts a wide input voltage range of 18–36 VDC, maintaining regulated 24 VDC output. -
Does the FC-RUSPSU-R provide diagnostic capability?
Yes, it integrates LED status indicators and fault reporting to the system controller for proactive maintenance. -
What kind of protections are embedded in the power supply system?
It includes over-voltage, over-current, and thermal protection, ensuring safe operation under fault conditions. -
Is the unit compatible with other Honeywell power distribution boards?
Yes, it is fully compatible with FSC power distribution modules and integrates seamlessly within Honeywell cabinets. -
How does the failover mechanism function during a fault?
When one channel fails, the redundant path immediately takes over without disrupting load voltage stability. -
What cooling method is used in the FC-RUSPSU-R?
The unit relies on natural convection cooling, avoiding the need for fans and minimizing maintenance. -
Is the FC-RUSPSU-R capable of supporting SIL-rated applications?
Yes, it is designed and certified to meet SIL safety requirements when used within Honeywell’s safety systems. -
Can this module be mounted in multiple ways?
Yes, it supports both DIN rail and panel mounting, offering installation flexibility.
Recommended Related Models (Same Series or Similar)
| Model | Description | Input Voltage | Output Power | Dimensions | Weight |
|---|---|---|---|---|---|
| FC-RUSPSU-R | Redundant Power Supply System | 24 VDC | 240 W | 200×140×60 mm | 1.20 kg |
| FC-PSU-024 | Standard Power Supply Unit | 24 VDC | 120 W | 180×130×55 mm | 1.05 kg |
| FC-RUSPSU-S | Redundant PSU with Enhanced Diagnostics | 24 VDC | 200 W | 200×135×60 mm | 1.15 kg |
| FC-UPS-024 | Uninterruptible Power Supply Module | 24 VDC | 100 W | 190×140×58 mm | 1.10 kg |
| FC-PSU-048 | High Output Power Supply Unit | 48 VDC | 250 W | 210×150×65 mm | 1.25 kg |
| FC-PSU-IND | Industrial Power Supply | 24 VDC | 300 W | 220×150×70 mm | 1.30 kg |
Popular Honeywell Models
| Model | Description | Application | Weight |
|---|---|---|---|
| CC-PDIL01 | Digital Input Module | Process automation | 0.65 kg |
| CC-PDOB01 | Digital Output Module | Field device control | 0.66 kg |
| CC-TDIL01 | Redundant Digital Input Module | Safety-critical inputs | 0.70 kg |
| CC-TDOB01 | Redundant Digital Output Module | Safety-critical outputs | 0.71 kg |
| FC-SDI-1624 | Safety Digital Input Module | SIL-rated safety applications | 0.64 kg |
| FC-SDO-0824 | Safety Digital Output Module | SIL-rated safety applications | 0.68 kg |
