Product Details
The ABB SD823 3BSC610039R1, also cataloged as the SD823 Power Supply Device, operates as a dedicated hardware component for AC to DC power conversion and regulated loop power distribution within System 800xA control platforms. Configured with a manual switch for 115 VAC or 230 VAC input selection, the module delivers a stable 24 VDC output at up to 10 A continuous load current. The 1.1 kg DIN-rail mounted assembly supports dual-power redundancy configurations when paired externally with an SS822 Voting Unit.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | SD823 (3BSC610039R1) |
| Base Model | SD823 |
| Brand | ABB |
| Origin | Sweden |
| Weight | 1.1 kg |
| Dimensions | 125 mm x 120 mm x 103 mm (W x H x D) |
| Operating Temp | -20 deg C to +60 deg C |
| Power Consumption | Input switch selectable 115 VAC / 230 VAC; Output 24 VDC, 10 A (240 W) |
| Redundancy Support | External connection to SS822 Voting Unit |
| Mounting Type | Standard 35 mm DIN rail |
| AC Connector Plug Cover | Part number 5FSE707630-103 |
| Product Type | Power Supply Device |
Backplane Bus Communication Velocity and Firmware Flash Compatibility
The power module maintains dedicated power rail delivery to ensure system-wide backplane bus communication velocity across local and expansion racks without voltage droop. Stable power distribution preserves deterministic signal sampling and system memory integrity during high I/O density scaling events. Designed with pure analog conversion circuitry, the unit runs independently of CPU controller firmware flash compatibility requirements, ensuring uninterrupted power feed during main system firmware reflash cycles.
Frequently Asked Questions
Q: How is dual-line power redundancy configured using the SD823 module?
A: Redundant power configurations require wiring two separate SD823 units into an external SS822 Voting Unit to manage diode-orring and fault isolation.
Q: Must the input AC line voltage selection switch be set manually prior to energization?
A: Yes, the input selector switch must be manually aligned to either 115 VAC or 230 VAC according to field supply voltage before applying AC power.
Field Installation Guidelines
- Mount the module vertically on a 35 mm DIN rail to maintain natural convection airflow through the thermal vents.
- Verify that the AC input voltage selector switch matches the local supply utility voltage prior to applying primary AC power.
- Connect input AC supply wiring using the designated power plug (part number 5FSE707630-103) with appropriate strain relief.
- Ensure low-impedance bonding between the module protective earth terminal and the main enclosure grounding bus.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Will PLCs Become Obsolete? The Future of Control Systems in Industry 4.0
Modern manufacturing is undergoing a rapid technological transformation driven by Industry 4.0 innovations. Technologies like Artificial Intelligence (AI), Machine Learning (ML), and the Industrial Internet of Things (IIoT) are dominating discussions across the factory automation sector. Consequently, many engineers wonder if these advanced digital tools will eventually replace traditional Programmable Logic Controllers (PLCs). However, evaluating the core physics of industrial operations reveals a very different reality for control systems.
Demystifying Open Platform Communication (OPC): The Backbone of Industrial Interoperability
Interoperability remains a cornerstone requirement for modern smart factories and process automation. Open Platform Communication (OPC) bridges the gap between disparate hardware platforms, control systems, and visualization software. By establishing a universal communication standard, OPC allows field controllers, SCADA platforms, and enterprise software from different vendors to exchange real-time data seamlessly.
Understanding Siemens PLC Memory Cards: MMC, SMC, and SD Solutions in Industrial Automation
Memory management plays a pivotal role in maintaining control system reliability across modern manufacturing plants. Industrial control systems rely on specialized memory cards to store project logic, firmware updates, and retentive system data. Siemens uses several memory architectures, including Micro Memory Cards (MMC) and SIMATIC Memory Cards (SMC). Engineers must understand these hardware variations to ensure zero data loss and minimize downtime during maintenance routines.