Description
Core Product Summary
The ABB DSMB-01C is a power supply board identified by ABB product ID 64691929. It is an ACS800 accessory intended to provide the power-supply function within a compatible ABB drive system.
The board is cataloged as “DSMB-01C; POWER SUPPLY BOARD” and is associated with ABB ACS800 drive equipment. Its role is internal power distribution and supply support for the drive electronics; it is not a standalone external power supply, I/O module, or controller.
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Type designation | DSMB-01C |
| Product ID | 64691929 |
| Product type | Power supply board |
| Catalog description | DSMB-01C; POWER SUPPLY BOARD |
| Associated drive family | ABB ACS800 |
| Board category | ACS800 accessory |
| Weight | 0.95 kg |
The product identification, type designation, product ID, catalog description, and weight are consistent across the available ABB product-data references.
Engineering Selection Highlights
- DSMB-01C is cataloged as a power supply board → it is selected when the required part is the internal ACS800 power-supply PCB, not an external power supply or control module.
- Product ID 64691929 is tied directly to the DSMB-01C type designation → this pairing should be used to avoid confusion with similarly named ACS800 boards.
- The board is listed as an ACS800 accessory → compatibility must be confirmed against the specific ACS800 drive frame, configuration, and installed board set.
- The documented weight is 0.95 kg → this provides a physical identification check for the board assembly.
- The board is an internal drive component → installation and removal are drive-enclosure work and should follow the applicable ACS800 service documentation.
System Compatibility & Integration Requirements
| Item / Dependency | Verified Compatibility or Requirement | Practical Note |
|---|---|---|
| Drive family | ABB | The DSMB-01C is cataloged as an ACS800 accessory. |
| Board function | Internal power supply | The board provides the power-supply function within the drive system. |
| Product identification | DSMB-01C / 64691929 | The type designation and product ID should match the required replacement part. |
| Installation context | ABB drive enclosure | The board is an internal drive component rather than a standalone panel-mounted unit. |
The available product data identifies the DSMB-01C as an ACS800 accessory and power supply board, but does not provide a board-position or frame-specific compatibility matrix.
Dimensions, Mounting & Connection Notes
| Item | Verified Data |
|---|---|
| Weight | 0.95 kg |
| Mounting context | Internal ABB ACS800 drive board |
| Product form | Power supply PCB |
The available ABB product data identifies the DSMB-01C as a power supply board weighing 0.95 kg. It does not provide verified external dimensions, connector assignments, torque values, or wiring details for publication.

DSMB-01C

DSMB-01C
Detailed Product Overview
The ABB DSMB-01C is an internal power supply board for ABB ACS800 drive equipment. ABB’s product data identifies it with product ID 64691929 and the catalog description “DSMB-01C; POWER SUPPLY BOARD.” This establishes the board’s role as a power-supply component within the drive, rather than as an operator panel, communication option, or general-purpose I/O module.
The ACS800 association is the primary system-fit criterion. The board is listed among ACS800 accessories, and available product references describe it as a power supply board for ABB inverter-drive equipment. Because ACS800 systems span multiple frames and configurations, the exact drive designation, board location, and installed board revision should be confirmed before ordering or replacing the DSMB-01C.
The board’s documented physical identification is limited but useful for verification: it weighs 0.95 kg. This weight is consistently listed in ABB product-data references and can be used as one check when confirming that the supplied assembly corresponds to the DSMB-01C / 64691929 identification.
For replacement work, the DSMB-01C should be handled as an internal drive PCB. Its installation involves the drive enclosure and the drive’s internal power architecture, so isolation, discharge, and service procedures must follow the applicable ABB ACS800 service documentation for the specific drive. The available product data does not establish that the board is interchangeable across all ACS800 frames or configurations.
Applications & System Role
The DSMB-01C sits in the internal power-distribution layer of an ABB ACS800 drive system. Its function is to provide the power-supply support required by the drive’s internal electronics, rather than to control the motor output stage or provide fieldbus communication.
For maintenance planning, the board should be treated as a drive-specific internal component. Its suitability depends on the exact ACS800 configuration and the installed board set; the DSMB-01C / 64691929 identification should be checked against the drive’s parts list and the board physically installed in the equipment.
FAQ
What is the ABB DSMB-01C?
The ABB DSMB-01C is a power supply board for ABB ACS800 drive systems. Its ABB product ID is 64691929.
What is the product ID for the DSMB-01C?
The product ID is 64691929.
Which ABB system uses the DSMB-01C?
It is cataloged as an ABB ACS800 accessory and is associated with ACS800 inverter-drive equipment.
Is the DSMB-01C an external power supply?
No. It is an internal power supply board for the drive system, not a standalone external power supply.
How much does the DSMB-01C weigh?
The documented weight is 0.95 kg.
Can the DSMB-01C be used in any ACS800 drive?
The available product data identifies it as an ACS800 accessory, but it does not provide a frame-by-frame compatibility matrix. The exact drive configuration and installed board set should be checked before replacement.




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