ABB SD823 3BSC610039R1 Power Supply Device

FAQ

Q1: What is the primary function of the ABB SD823 module?
A1: The SD823 is a 24V DC power supply module used in ABB’s AC 800M systems, supplying power to ModuleBus and communication interfaces.

Q2: What is the typical output voltage of the SD823?
A2: The output is a regulated 24V DC, capable of delivering up to 2.5 A current.

Q3: What input voltage ranges does it support?
A3: The module supports a wide range: 90–264V AC or 110–350V DC, suitable for industrial environments.

Q4: What kind of environments is it suitable for?
A4: It operates in –25°C to +70°C, with natural convection cooling and DIN-rail mounting inside control cabinets.

Q5: Does the SD823 include overload protection?
A5: Yes, it includes built-in overload, overvoltage, and short-circuit protection to ensure safe operation.

Q6: What certifications does the module have?
A6: The SD823 is certified with CE, UL, CSA, and TUV, complying with global safety standards.

Q7: Is hot-swapping supported by this module?
A7: No, the SD823 does not support hot-swapping. Power must be disconnected before replacement.

Q8: How does SD823 differ from SD821 and SD822?
A8: While all are 24V DC power supplies, the SD823 offers enhanced reliability, ideal for critical or redundant power scenarios.