ABB SA811F Power Supply Module (Part No: 3BDH000013R1)

Critical Correction

Product Overview

Model Identifier

• Full order code: 3BDH000013R1
• Series: SA8xxF power supply series for AC 800F DCS
• Suffix F: Freelance system dedicated hardware

Core Electrical Specifications

AC Input

• Input voltage range: 90–264 VAC universal single-phase (115/230 VAC nominal)
• Input frequency: 47–63 Hz
• Built-in EMC input filter to suppress grid harmonic interference

Dual DC Output Rails

1. 3.3 VDC ±3%, rated 6.5 A
2. 5.0 VDC ±3%, rated 5.5 A

• Total continuous output power: 35 W
• Hold-up time: ≥ 20 ms under full load to avoid controller reset during brief power flickers

Built-in Multi-Layer Protection

• Overvoltage protection (OVP) for both DC output channels
• Overcurrent / short-circuit auto-shutdown with auto-recovery
• Overheat thermal cut-off with fault alarm indication
• Reverse input voltage protection

Diagnostic Status Indicators (Front Panel LEDs)

• Power: Normal mains input status
• Fault: Overload, overheat or output failure alarm
• PwrMsc: Power missing / input loss warning
• Toggle / Reset: Manual reset button after fault trip

Mechanical & Environmental Parameters

• Mounting: Standard 35 mm DIN rail horizontal installation inside control cabinet
• Dimensions (H×W×D): 155 × 155 × 67 mm
• Net weight: 0.46 kg
• Protection class: IP20 (indoor cabinet only)
• Operating temperature: -20 °C ~ +60 °C
• Storage temperature: -40 °C ~ +85 °C
• Humidity: 5%–95% non-condensing
• Vibration & shock: Compliant with IEC 60068 industrial environmental standards
• PCB coating: Conformal coated for dust, moisture and oil mist resistance

Certifications

Compatibility

• Matched Controllers: PM802F, PM803F AC 800F Freelance DCS CPU modules
• Supporting modules: EI813F Ethernet communication module, SA801F auxiliary power supply, S800 remote I/O racks
• Redundancy support: Two SA811F modules can be wired in parallel for redundant power supply architecture

Main Functions

1. Stable Dual-Rail Power for AC 800F Controller Rack

    

   Converts fluctuating industrial AC mains into precise 3.3V and 5V logic power to sustain CPU operation, communication chips and backplane bus circuits, eliminating voltage drift that causes controller crash or communication dropout.
2. Redundant Power Supply Architecture Support

    

   Two SA811F units can run in parallel redundant mode. If one power supply fails, the second unit takes over full load instantly without process interruption, meeting high-reliability continuous production requirements.
3. Grid Disturbance Suppression

    

   Integrated EMC input filter absorbs high-frequency grid spikes, preventing interference from large motors, inverters and contactors from corrupting DCS control signals.
4. Comprehensive Fault Diagnosis & Alarm

    

   Front panel multi-status LEDs visually indicate power loss, overload, short-circuit or overheating faults. Fault signals can be transmitted to the controller for SCADA remote alarm logging and maintenance traceability.
5. Safe Power Hold-Up During Brief Outages

    

   20ms minimum hold-up time maintains controller memory and program execution during short power sags, avoiding unexpected process shutdown and data loss.
6. Modular Hot-Swap Maintenance

    

   DIN rail plug-in design allows single faulty power supply replacement without full rack power cut-off (redundant configuration required for zero downtime maintenance).