Description

Product Overview

The ABB DAPU100 3ASC25H204 is an I/O control board used in ABB industrial drive and automation equipment. ABB identifies the unit as “DAPU 100; Control board, I/O” and classifies it within its drive-service spare-parts portfolio. Available ABB-related spare-parts references associate the board with DARA 1000, DARA 1001, DAPM 100, and DAPM 101 systems.

Its role is centered on I/O control and signal interface functions within the associated equipment architecture. This makes it a maintenance-relevant spare for legacy ABB drive systems where the original control hardware remains in service. The exact application should be confirmed from the equipment BOM and board markings because similar control boards can have different hardware revisions or system assignments. Personally, I would verify the complete Article Number and revision before releasing one for field replacement.

Technical Specifications — DAPU100 3ASC25H204

ABB product information lists Finland and Sweden as possible countries of origin and gives customs classification 85389091 for this spare-part item.

ABB DAPU100 3ASC25H204

Key Features and Benefits — DAPU100

• Designed as an I/O control board for ABB industrial equipment.
• Supports control and interface functions within compatible drive architectures.
• Associated with DARA and DAPM system families in available spare-parts references.
• Suitable for planned maintenance and controlled MRO spare inventory.
• Compact board format simplifies storage and spare-parts handling.
• Exact Article Number identification helps prevent incorrect substitution.

The board should be evaluated against the complete equipment configuration rather than treated as a generic I/O assembly. Hardware revision, connector arrangement, related control boards, and system configuration should be checked before installation.

Related Models

ABB DAPC100 3ASC25H203 — Control board used in related DARA drive systems and listed alongside the I/O control board in ABB spare-parts references.

ABB DATX100 3ASC25H208 — Pulse transformer board used in compatible ABB drive and power-control assemblies.

ABB DATX110 3ASC25H209 — I/O board and control-module hardware used in selected DARA systems.

ABB DATX130 3ASC25H214 — Rotor feedback board used with selected DARA 1001 and 1010 systems.

Installation and Maintenance — DAPU100

Before replacement, isolate the associated drive equipment according to the applicable electrical-safety procedure. Record the original board number, revision, connectors, wiring, and configuration information before removing it.

Use appropriate ESD precautions when handling the PCB. Check connectors, mounting points, and board surfaces for contamination, corrosion, or mechanical damage. After installation, verify I/O operation, control-system diagnostics, feedback signals where applicable, and drive functionality before returning the equipment to service.

For warehouse storage, keep the board in anti-static packaging and maintain records for part number, revision, serial number where available, inspection status, and storage conditions.

Product Warranty — DAPU100

Warranty coverage depends on supplier terms and the condition of the unit. New, surplus, refurbished, and previously installed boards may carry different warranty periods and testing records. For critical drive applications, confirm functional-test documentation and warranty conditions before purchase.

The ABB DAPU100 3ASC25H204 should be installed only after the associated ABB equipment model, board revision, wiring, and system compatibility have been verified.