ABB|SD833 3BSC610066R1|Switch-Mode Power Supply Unit
Description
The ABB SD833 is a switch-mode power supply unit designed to convert mains voltage to 24V DC, suitable for both non-redundant and redundant applications. It meets EN 50178, EN 61131-2, and UL 508 safety standards.
Features
- Simple DIN-rail mounting
- Class I Equipment: When connected to Protective Earth (PE)
- Over-voltage Category III: For primary mains connection
- Protective Separation: Secondary circuit isolated from primary circuit
- SELV/PELV Approved: Suitable for Safety Extra-Low Voltage and Protected Extra-Low Voltage applications
Technical Specifications
Electrical Characteristics
- Rated Output Current: 10 A
- Rated Output Power: 240 W
- Rated Output Voltage: 24 V DC
- Rated Input Power: 447/514 VA
- Mains/Input Voltage: 100-120 V AC, 200-240 V AC (auto-select)
- Efficiency: 91/91.6%
- Mains Voltage Variation Allowed: 100-120 V AC ±10%, 200-240 V AC ±10%
- Mains Frequency: 50-60 Hz ±6%
- Primary Peak Inrush Current: <10 A
- Heat Dissipation: 24/22 W
- Output Voltage Regulation at Max. Current: <70 mV / <100 mV
- Ripple (Peak to Peak): <50 mV
- Secondary Voltage Holdup Time at Mains Blackout: 46/47 ms
- Maximum Output Current: 12 A (ambient temp < 45°C)
- Maximum Ambient Temperature: 55°C
ABB|SD833 3BSC610066R1|Switch-Mode Power Supply Unit

ABB|SD833 3BSC610066R1|Switch-Mode Power Supply Unit
Description
The ABB SD833 is a switch-mode power supply unit designed to convert mains voltage to 24V DC, suitable for both non-redundant and redundant applications. It meets EN 50178, EN 61131-2, and UL 508 safety standards.
Features
- Simple DIN-rail mounting
- Class I Equipment: When connected to Protective Earth (PE)
- Over-voltage Category III: For primary mains connection
- Protective Separation: Secondary circuit isolated from primary circuit
- SELV/PELV Approved: Suitable for Safety Extra-Low Voltage and Protected Extra-Low Voltage applications
Technical Specifications
Electrical Characteristics
- Rated Output Current: 10 A
- Rated Output Power: 240 W
- Rated Output Voltage: 24 V DC
- Rated Input Power: 447/514 VA
- Mains/Input Voltage: 100-120 V AC, 200-240 V AC (auto-select)
- Efficiency: 91/91.6%
- Mains Voltage Variation Allowed: 100-120 V AC ±10%, 200-240 V AC ±10%
- Mains Frequency: 50-60 Hz ±6%
- Primary Peak Inrush Current: <10 A
- Heat Dissipation: 24/22 W
- Output Voltage Regulation at Max. Current: <70 mV / <100 mV
- Ripple (Peak to Peak): <50 mV
- Secondary Voltage Holdup Time at Mains Blackout: 46/47 ms
- Maximum Output Current: 12 A (ambient temp < 45°C)
- Maximum Ambient Temperature: 55°C