Product Short Description
Product Introduction
The ABB SD833 is a high‑efficiency, industrial‑grade switch‑mode power supply unit engineered for ABB’s System 800xA, AC 800M, and S800 I/O distributed control systems (DCS). It converts universal AC mains voltage into a stable 24 VDC output, delivering up to 10A of current to power controllers, I/O modules, communication interfaces, and field devices. Designed for DIN‑rail mounting, it features a compact form factor, wide input voltage tolerance, and built‑in protection mechanisms, making it ideal for both non‑redundant and redundant power configurations in demanding industrial environments. The unit supports SELV/PELV safety standards and eliminates the need for external mains filtering, simplifying installation and ensuring reliable, continuous power delivery for critical automation processes.
Description
Technical Specifications
Core Physical & Mechanical Specifications
- Product Type: Switch‑Mode Power Supply Unit
- Order Code: 3BSC610066R1
- Dimensions (W × H × D): 60 mm × 117 mm × 124 mm
- Net Weight: 0.8 kg
- Mounting: Standard DIN‑rail mounting (35 mm)
- Protection Class: IP20
- Environmental Ratings:
- Operating Temperature: -20 °C to +60 °C
- Storage Temperature: -40 °C to +85 °C
- Humidity: 5% – 95% RH, non‑condensing
- Certifications: CE, UL 508, EN 50178, EN 61131‑2, RoHS compliant
Electrical & Power Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 85–264 VAC (auto‑select, 100–120/200–240 VAC) |
| Input Frequency | 47–63 Hz |
| Output Voltage | 24 VDC (regulated) |
| Output Current | 10 A (continuous) |
| Output Power | 240 W |
| Output Ripple & Noise | < 100 mV peak‑to‑peak |
| Efficiency | > 90% (typical at full load) |
| Isolation Voltage | 3000 VAC (input‑to‑output) |
| Soft Start Feature: Yes (prevents fuse tripping on power‑up) | |
| Safety Standard: SELV/PELV compliant | |
| EMC Compliance: IEC 61000‑6‑2 (Immunity), IEC 61000‑6‑4 (Emissions) |
Protection Features
- Over‑Voltage Protection (OVP): Automatically shuts down on output over‑voltage
- Over‑Current Protection (OCP): Constant current limiting with auto‑recovery
- Over‑Temperature Protection (OTP): Thermal shutdown with auto‑recovery
- Short‑Circuit Protection: Hiccup‑mode protection for output short circuits
- Reverse Polarity Protection: Protects against incorrect DC output connections
Key Features
Universal Compatibility & Integration
- System‑Wide Compatibility: Fully integrated with ABB System 800xA, AC 800M, and S800 I/O platforms, ensuring seamless power delivery across the entire automation ecosystem.
- Redundancy Support: Operates in redundant configurations with ABB diode voting units (SS823, SS832), enabling 1+1 or N+1 power setups for zero downtime.
- No External Filter Required: Built‑in EMC filtering eliminates the need for additional mains filters, reducing component count and installation complexity.
High Efficiency & Reliability
- 90%+ Efficiency: Minimizes energy consumption and heat generation, lowering operational costs and extending component lifespan.
- Industrial‑Grade Durability: Robust construction withstands vibration, shock, and extreme temperature fluctuations, ensuring 24/7 operation in harsh industrial settings.
- Long Service Life: Designed for continuous operation with a mean time between failures (MTBF) exceeding 500,000 hours, reducing maintenance requirements.
Simplified Installation & Safety
- DIN‑Rail Mounting: Tool‑less installation on standard 35 mm DIN rails, enabling quick deployment in control cabinets.
- Front‑Face Status Indicators: LED indicators for power on, output normal, and fault conditions, simplifying real‑time monitoring and troubleshooting.
- SELV/PELV Safety: Complies with international safety standards, providing safe, low‑voltage power for sensitive control and I/O circuits.
Flexible Configuration
- Wide Input Voltage: Auto‑selecting 85–264 VAC input supports global power grids without manual adjustment.
- Compact Form Factor: Slim 60 mm width maximizes cabinet space utilization, ideal for dense control system layouts.
- Hot‑Swappable Design: Supports replacement without full system shutdown in redundant setups, minimizing production downtime.
Application Scenarios
Power Generation & Distribution
- Power Plant Control: Powers AC 800M controllers, S800 I/O modules, and communication interfaces in thermal, hydro, and nuclear power plants for boiler, turbine, and generator control.
- Substation Automation: Delivers stable 24 VDC to protection relays, RTUs, and SCADA systems in high‑voltage substations, ensuring reliable grid monitoring and control.
- Renewable Energy: Supports wind turbine and solar inverter control systems, providing consistent power for I/O and communication modules in remote renewable installations.
Oil & Gas Industry
- Upstream Operations: Powers wellhead automation, drilling control systems, and safety shutdown (ESD) modules in onshore and offshore oil and gas facilities.
- Refining & Petrochemicals: Supplies power to DCS controllers and I/O modules for process control, temperature/pressure monitoring, and emergency shutdown systems in refineries and petrochemical plants.
- Pipeline Control: Provides reliable power for remote terminal units (RTUs) and communication modules in long‑distance pipeline monitoring and leak detection systems.
Chemical & Pharmaceutical Manufacturing
- Process Control: Powers control systems for chemical reactors, distillation columns, and batch processing lines, ensuring precise regulation and operator safety.
- Hazardous Area Monitoring: Delivers safe 24 VDC to intrinsically safe I/O modules and sensors in explosive environments, complying with ATEX and IECEx standards.
- Pharmaceutical Production: Supports cleanroom automation and quality control systems, ensuring stable power for critical monitoring and dosing equipment.
Water & Wastewater Treatment
- Plant Automation: Powers pump control, valve actuation, and water quality monitoring systems in treatment facilities, optimizing efficiency and resource usage.
- Distribution Networks: Supplies power to remote I/O and communication modules for water distribution and wastewater collection networks, enabling real‑time monitoring and leak detection.
- Desalination Plants: Provides reliable power for reverse osmosis and membrane filtration control systems in coastal desalination facilities.
Manufacturing & Industrial Automation
- Automotive Production: Powers PLCs, I/O modules, and robotics control systems in assembly lines, ensuring high‑speed, high‑precision operation.
- Food & Beverage Processing: Delivers stable power for packaging machinery, temperature control, and quality inspection systems in food and beverage manufacturing.
- Electronics Manufacturing: Supports cleanroom automation, semiconductor processing, and testing equipment, ensuring consistent power for sensitive electronic components.
Mining & Metallurgy
- Mine Automation: Powers conveyor control, hoist systems, and ventilation automation in underground and surface mining operations.
- Metallurgical Processing: Supplies power to furnace control, material handling, and quality monitoring systems in steel and non‑ferrous metal production.
- Mineral Processing: Enables reliable operation of crushing, grinding, and flotation equipment control systems, optimizing process efficiency and safety.





Reviews
There are no reviews yet.