Product Short Description
The ABB SD833 3BSC610066R1 is a high-performance, switch-mode power supply module engineered for dependable operation in industrial automation environments. It is a key component within ABB’s System 800xA and S800 I/O systems, designed to convert wide-range AC input voltage into a stable, regulated 24 VDC output. This module delivers a rated output power of 240 W, catering to the power demands of controllers, I/O modules, field sensors, and actuators. Built to stringent international safety standards, it features a compact form factor, comprehensive protection mechanisms, and high energy efficiency, ensuring stable power delivery and supporting both standard and redundant system configurations for critical process applications.
Description
Technical Specifications
- Product Type
- Switch-Mode DIN-Rail Power Supply Module
- System Compatibility
- ABB System 800xA DCS
- ABB S800 I/O Systems
- Input Specifications
- Input Voltage: 90–132 V AC / 180–264 V AC (Auto-select, universal input)
- Input Frequency: 50–60 Hz
- Inrush Current: < 10 A (Primary peak at power-on)
- Power Factor: 0.59 / 0.51 (At rated load)
- Input Power: 447 VA / 514 VA (At rated load)
- Output Specifications
- Output Voltage: 24 V DC (Regulated, ±1%)
- Output Current: 10 A (Rated continuous)
- Output Power: 240 W (Rated)
- Output Ripple & Noise: < 50 mV p-p
- Isolation Voltage: 2.5 kV AC (Input to Output)
- Output Type: SELV / PELV (Safety Extra Low Voltage)
- Efficiency & Thermal Data
- Conversion Efficiency: 91% – 91.6% (At full load)
- Heat Dissipation: 24 W / 22 W
- Cooling Method: Convection cooling (Fanless)
- Physical & Mechanical Data
- Mounting: Standard DIN-rail mounting (35 mm)
- Dimensions (H x W x D): 124 mm x 60 mm x 117 mm
- Weight: 0.7 kg
- Protection Class: IP20 (IEC 60529)ABB
- Environmental Ratings
- Operating Temperature: -20 °C to +60 °C
- Storage Temperature: -40 °C to +85 °C
- Relative Humidity: 5 – 95% RH (Non-condensing)
- Corrosion Resistance: G2 corrosive atmosphere compliant (ISA-S71.04)ABB
- Pollution Degree: Degree 2 (IEC 60664-1)ABB
- Vibration/Shock: Compliant with IEC 61131-2ABB
- Safety & Compliance
- Certifications: CE, UL 508, EN 50178, IEC 61131-2
- EMC Standards: EN 61000-6-2, EN 61000-6-4ABB
- Overvoltage Category: Category III (IEC/EN 60664-1)ABB
Key Features
- High-Efficiency Power Conversion
- Optimized Energy Usage: Operates at up to 91.6% efficiency, minimizing energy loss and heat generation, reducing operational costs.
- Universal Input Compatibility: Auto-sensing wide AC input range supports global power grids without manual adjustment.
- Soft-Start Function: Integrated soft-start mechanism eliminates inrush current spikes, preventing fuse or circuit breaker tripping during power-up.
- Comprehensive Protection & Reliability
- Multi-Level Fault Protection: Integrates overvoltage, undervoltage, overcurrent, short-circuit, and overtemperature protection.
- Automatic Recovery: Resumes normal operation automatically once fault conditions are cleared.
- High MTBF: Designed for continuous 24/7 operation with an extended Mean Time Between Failures.
- Conformal Coating: PCB features conformal coating to resist dust, moisture, and industrial pollutants.
- Redundancy & System Integration
- Redundant Configuration Support: Fully compatible with ABB SS823 or SS832 diode voting units for 1oo2 redundant power setups.
- Plug-and-Play Installation: Direct DIN-rail mounting for quick and easy installation in control cabinets.
- Status Indication: Equipped with LED indicators for Power On and Fault status for immediate visual diagnostics.
- No External Filter Required: Internal EMC filtering eliminates the need for external mains filter components.
- Compact & Robust Industrial Design
- Space-Saving Form Factor: Slim profile optimizes cabinet space utilization.
- Harsh Environment Operation: Maintains full performance across extreme temperatures and in corrosive industrial atmospheres.ABB
- Maintenance-Free: Solid-state design with no moving parts ensures long-term, hassle-free operation.
Application Scenarios
- Process Automation & DCS
- Oil & Gas Refineries: Powering System 800xA controllers and I/O modules for distillation, cracking, and pipeline control.
- Chemical & Petrochemical Plants: Stable power supply for reactor control, material handling, and safety instrumented systems.
- Pharmaceutical Manufacturing: Supporting GMP-compliant process control for batch processing and packaging lines.
- Power Generation & Distribution
- Thermal Power Plants: Supplying control systems for boilers, turbines, and emissions monitoring.
- Renewable Energy Systems: Powering inverter controls and SCADA systems in wind and solar farms.
- Substations & Grid Automation: Providing reliable power for protection relays and monitoring equipment.
- Manufacturing & Machinery
- Automated Production Lines: Powering PLCs, robotics controllers, and sensor networks in automotive and general manufacturing.
- Food & Beverage Processing: Supporting hygiene-sensitive automation for mixing, filling, and packaging.
- Mining & Mineral Processing: Delivering robust power for crushing, grinding, and flotation control systems.
- Water & Wastewater
- Municipal Treatment Facilities: Powering pump controls, flow meters, and SCADA systems.
- Desalination Plants: Supporting reverse osmosis and purification process controls.
- Marine & Offshore
- Shipboard Automation: Powering dynamic positioning, propulsion, and auxiliary control systems.
- FPSO Vessels: Ensuring stable power for topside processing and storage operations.





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