ABB 3HAC022644-001 RV-450E IRC5 Battery Spare Part

Overview

ABB 3HAC022644-001 Maintenance-Proven Spare Part for Factory Uptime

The ABB 3HAC022644-001 is an original battery backup unit engineered for ABB IRC5 and IRB series robot controllers. In automated production environments — automotive body shops, arc welding cells, palletizing lines, and precision assembly stations — an unplanned robot controller shutdown caused by a failed or degraded battery backup unit can cascade into hours of unrecoverable downtime. Stocking a verified replacement of the 3HAC022644-001 is a foundational element of any responsible spare parts program for ABB robot systems.

This unit operates at 10.8 V and is fully compatible with the IRC5 single-cabinet and dual-cabinet controller platforms, as well as the IRC5 Compact variant used in smaller IRB robot cells. It provides the controller’s memory and parameter retention function during power interruptions, ensuring that robot programs, calibration data, and safety configurations are preserved across unplanned outages and scheduled maintenance windows. The 3HAC022644-001 is a direct OEM-equivalent replacement for the earlier 3HAC16831-1 battery assembly, and is cross-referenced against the 3HAC044075-001 battery holder assembly for complete restoration of the backup power subsystem.

Spare Maintenance Table

Maintenance Planning for Continuous Operation

When scheduling a battery backup replacement for the IRC5 controller, maintenance engineers should treat the intervention as a broader controller health checkpoint rather than a single-component swap. The IRC5 controller cabinet houses several interdependent subsystems, and a planned outage for battery replacement is the optimal moment to inspect and validate adjacent components.

Begin with the DSQC 661 or DSQC 662 main computer board — the primary controller board that interfaces directly with the battery backup circuit. A degraded battery that has been left in service too long can cause undervoltage events that stress the main computer’s memory subsystem. Inspect the board for corrosion on the battery connector pins and verify that the RAPID program and system parameters load correctly after the new 3HAC022644-001 is installed.

Next, inspect the IRC5 power supply unit (PSU), typically the DSQC 609 or equivalent, which provides regulated DC power to the controller logic. A failing PSU can mask battery backup issues by causing intermittent resets that appear to be battery-related. Measure output voltages under load and check for capacitor bulge or discoloration on the PSU board.

The I/O module cluster — commonly DSQC 651 or DSQC 652 digital I/O boards — should also be inspected during this window. I/O boards that share the controller backplane can be affected by power transients during uncontrolled shutdowns. Verify that all I/O channel assignments are intact after the battery replacement and that no fault codes related to I/O communication are present in the event log.

For cells with fieldbus communication, check the DeviceNet or PROFIBUS communication module (DSQC 378B or DSQC 667) for firmware integrity and node address retention. These modules rely on the controller’s memory backup to retain network configuration, and a depleted battery can result in lost fieldbus parameters that require manual reconfiguration — a time-consuming process in multi-robot cells.

Finally, inspect the teach pendant cable and FlexPendant connector (3HAC028357-001 cable assembly) for wear at the cabinet entry point. Pendant cable failures are a common secondary fault discovered during controller maintenance and are best addressed during a planned battery replacement outage rather than as an emergency repair.

Maintaining a cabinet-level spare kit — including the 3HAC022644-001 battery, a spare PSU, and at least one I/O module — reduces mean time to repair (MTTR) for IRC5-based robot cells and supports a proactive maintenance posture aligned with OEM service recommendations.

Site Replacement Workflow

Replacing the 3HAC022644-001 battery backup unit in an IRC5 controller is a straightforward procedure when performed with the correct preparation. Before beginning, ensure that the robot program and all system parameters have been backed up to a USB drive or network share using the ABB RobotStudio backup function or the FlexPendant backup wizard. This step is critical — while the new battery will restore the backup function going forward, the replacement procedure itself requires a controller power cycle that will rely on the existing backup data.

Power down the IRC5 cabinet using the main disconnect switch and allow the capacitors to discharge for a minimum of 60 seconds before opening the cabinet door. Locate the battery compartment on the main computer board (DSQC 661/662), disconnect the old 3HAC022644-001 or 3HAC16831-1 battery assembly, and install the new unit. Verify that the connector is fully seated and that the battery holder (3HAC044075-001) is undamaged and correctly retaining the new battery pack.

After installation, restore controller power and confirm that the system boots without memory fault codes (event log codes 20013 or 20014 indicate battery-related issues). Reload the robot program from backup if required and perform a full I/O check before returning the cell to production. Document the replacement date in the maintenance log and set a calendar reminder for the next recommended replacement interval (24–36 months depending on operating environment and temperature).

For facilities managing multiple IRC5 controllers across a production line, a rolling replacement schedule — replacing batteries in groups of 3–5 units per planned maintenance window — is more efficient than reactive replacement and eliminates the risk of simultaneous battery failures across a robot fleet.

Spare Parts Support FAQ

Q: Is the 3HAC022644-001 compatible with all IRC5 controller variants?
A: The 3HAC022644-001 is compatible with the IRC5 single-cabinet, dual-cabinet, and IRC5 Compact controller platforms used with the IRB 1600, IRB 2600, IRB 4600, IRB 6640, and IRB 6700 robot series. If you are unsure of your controller variant, provide your controller serial number and we will confirm compatibility before shipment.

Q: What is the recommended replacement interval and how do I know when the battery needs replacement?
A: ABB recommends replacing the IRC5 battery backup unit every 2–3 years under normal operating conditions. Early indicators of battery degradation include event log fault codes 20013 or 20014 on the FlexPendant, unexpected loss of RAPID program data after power interruptions, or a battery low warning displayed during controller startup. Proactive replacement before these symptoms appear is strongly recommended for production-critical robot cells.

Q: Is this unit pre-tested before shipment, and what support terms is provided?
A: Yes. Every 3HAC022644-001 unit is voltage and capacity verified prior to dispatch. All units are supplied with a support terms confirmed by quotation covering manufacturing defects and premature capacity loss. Units are shipped in anti-static protective packaging to prevent transit damage.

Q: Can you support long-term or blanket purchase orders for this part?
A: Yes. We support long-term supply agreements, blanket purchase orders, and scheduled delivery programs for the 3HAC022644-001 and related IRC5 spare parts. This is particularly suited to facilities managing fleets of ABB robots where predictable spare parts availability is essential for maintenance planning. Contact our team to discuss volume pricing and delivery scheduling.

© 2026 KNMKS. All rights reserved. Original Source: https://knmks.com | Contact: [email protected] | +86 18359268345

Product Identification

Brand / Ecosystem

ABB
ABB

Model / Series

3HAC022644-001RV-450E 3HAC16831-1 10.8V 3HAC044075-001
IRC5 Series

Product Family

Other Components

Availability Status

Available on request after model and quantity confirmation

Inquiry Type

B2B RFQ, replacement inquiry and project spare-part request

Pre-Quote Check

Exact SKU, brand, series, quantity, nameplate photos and destination country are checked before quotation

Specification & Inquiry Focus

Component range

Breakers, terminals and cabinet accessories

Common needs

Model, photo and installation requirement

Project support

Maintenance and mixed spare-part inquiry

Inquiry Support

• Mixed automation spare parts inquiry
• Cabinet component and accessory support
• Model identification from photos or labels

What to Send Us

• Brand and exact model number: ABB 3HAC022644-001RV-450E 3HAC16831-1 10.8V 3HAC044075-001
• Quantity and required delivery time
• Application, replacement requirement or nameplate photo
• Destination country and shipping preference