SD812
24V 5A Power Supply · 3BSC610023R0001 · S800 I/O
Lifecycle note: Preserve the installed SD812 power distribution and DCOK monitoring. Confirm the complete long-form order number against the physical nameplate before commissioning.
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3BSC610023R0001Product Condition
Original New with One Year WarrantyParts Available
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Shipping via DHL Fedex or UPS etc24V 5A Power Supply · S800 I/O
ABB SD812 is a legacy ABB 24 V DC, 5 A power supply used with S800 I/O stations and associated control equipment. The requested ordering identity is SD812 / 3BSC610023R0001; retain the complete long-form number during nameplate and receiving checks.
The ABB Advant Controller 450 manual lists SD812 input ratings of 100–240 V AC or 185–250 V DC and a 24 V, 5 A output. The system description covers short-circuit-proof outputs and operation with resistive, capacitive or constant-power loads.
The installation may use two SD812 supplies for a documented parallel or redundant arrangement, with Power OK signals used for supply supervision. Preserve the existing distribution, DCOK wiring and configuration. Validate the supply under its connected load and distinguish the requested part from used-core or exchange ordering codes.
| Manufacturer | ABB |
|---|---|
| Model / requested order number | SD812 / 3BSC610023R0001 |
| Product function | Power supply |
| System context | S800 I/O / Advant OCS |
| AC input | 100–240 V AC |
| DC input | 185–250 V DC |
| Output voltage | 24 V DC |
| Output current | 5 A |
| Nominal output power | 120 W, calculated from 24 V × 5 A |
| Documented parallel arrangement | 2 × SD812 |
| Documented redundancy arrangement | 2 × SD812 with supply supervision |
| Supported load categories | Resistive, capacitive and constant-power loads |
| Output short circuit | Short-circuit-proof output, per ABB system guide |
| Power status | Power OK / DCOK supply-supervision signal |
Preserve the installed SD812 power distribution and DCOK monitoring. Confirm the complete long-form order number against the physical nameplate before commissioning.
No. The legacy SD812 guide lists 100–240 V AC or 185–250 V DC. Keep those ratings separate from the auto-select AC ranges of SD832.
The ABB system guide lists SD811 at 2.5 A and SD812 at 5 A, both at 24 V DC. Check the current requirement before considering a similarly styled unit.
It is the arithmetic product of the documented 24 V output and 5 A current. It does not establish an overload rating or additional operating allowance.
The ABB guide describes connecting the Power OK signals to supply-supervision inputs on the communication interface or optical ModuleBus equipment. Preserve the documented wiring and monitoring behavior.
No. ABB describes the outputs as suitable for resistive, capacitive and constant-power loads. Apply the complete installation requirements when checking a particular load.
No. The wiring, source arrangement and supervision must implement the documented redundant configuration. Compare the actual circuit with the approved system drawing.
Legacy documentation and service lists may use short-form or service-prefixed ordering references. Match the requested complete identity to the actual unit rather than silently normalizing a different ordering code.
ABB service lists can prefix the order reference and explicitly label the item as a pre-owned core. That condition and purchase scope must be handled separately from the ordinary requested identity.
Send the model, complete part number, quantity, destination and nameplate photo. We will verify identification details before confirming availability and lead time.
Manufacturer documentation check: SD812 / 3BSC610023R0001. No exact-model manufacturer PDF is linked. Verify the installed unit and configuration before ordering.
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