Description
Product Overview
In a 630 Series protection installation, the local operator interface is more than a display: it is the point where relay status, measurements, alarms, and local operating commands become accessible to commissioning and maintenance personnel. The ABB REF630 1KHL160003R0001 is identified as the DISA01A HMI for the ABB 630 Series, providing a graphical display, integrated keypad, and programmable push buttons for local operator interaction. ABB places REF630 within its Relion family and identifies the 630 Series as a protection and control platform for utility and industrial distribution applications.
The 1KHL160003R0001 configuration uses a 4U half-19-inch form factor and is intended for rack-mounted or detached-panel HMI arrangements associated with 630 Series protection equipment. Its approximately 177 × 177 × 164 mm dimensions make the mechanical interface an important procurement checkpoint when replacing an installed HMI—especially where existing panel cutouts, mounting hardware, and cabinet clearances must be preserved. The unit is not the feeder protection relay itself; it serves as the operator-facing HMI associated with the protection and control system. That distinction matters when preparing a spare-parts list or replacing a failed display.
For maintenance teams, ABB REF630 1KHL160003R0001 can be useful when restoring local visibility and operator access without replacing the complete protection relay assembly. The HMI includes programmable push buttons and a keypad for local interaction, while the graphical display provides access to relay information and status. To be completely transparent, the exact interchangeability of an HMI spare should be checked against the installed 630 Series relay configuration, HMI arrangement, firmware generation, mounting arrangement, and project-specific engineering data. ABB currently lists REF630 as no longer an active product, so lifecycle status should be considered when planning long-term spare coverage.
Product Introduction
A failed local display can leave a functioning protection system without practical operator access. ABB REF630 1KHL160003R0001 is the DISA01A HMI associated with the 630 Series, using a 4U half-19-inch format with a graphical LCD, keypad, and programmable push buttons.
At roughly 177 × 177 × 164 mm and 0.94 kg, this unit fits a defined mechanical envelope rather than serving as a generic panel display. For a DCS system upgrade, feeder protection maintenance job, or legacy replacement, verify the installed 630 Series configuration before treating it as a direct substitute.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | REF630 1KHL160003R0001 |
| ABB Type Designation | DISA01A |
| Product Series | Relion 630 Series |
| Product Type | HMI / Display and Control Unit |
| Application | 630 Series protection and control relays |
| HMI Format | 4U half 19-inch |
| Display | Graphical LCD |
| Operator Controls | Integrated keypad and programmable push buttons |
| Mounting Arrangement | Rack-mount / detachable-panel HMI configuration |
| Approx. Dimensions | 177 × 177 × 164 mm |
| Net Weight | Approx. 0.94 kg |
| Product Status | series no longer active as of 2024 |
| Condition | New Surplus — verify packaging and unit condition |
Related Products
- — The associated feeder protection and control relay. performs the protection, control, measurement, and supervision functions; 1KHL160003R0001 provides the local HMI interface.
- ABB RET630 — A transformer protection and control member of the same 630 Series family. It shares the broader platform architecture but serves transformer applications rather than feeder protection.
- ABB REM630 — A motor protection and control relay within the 630 Series. It is relevant where the application requires motor-focused protection functions rather than feeder protection.
- ABB REG630 — A generator protection and control relay in the same product family. Its protection functions target generator applications, making it a different application from .
- ABB REC630 — A bay control-oriented 630 Series relay used for substation control applications. It belongs to the same broader platform family but has a different functional role.
- ABB PML630 — A load-shedding controller associated with the wider 630 Series ecosystem. It addresses load-shedding control rather than serving as a direct replacement for the HMI.
- ABB REX615 — A later-generation protection and control platform that may be considered during lifecycle planning. It should not be treated as a drop-in replacement for the 1KHL160003R0001 HMI without engineering verification.

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Frequently Asked Questions
1. What exactly is ABB 1KHL160003R0001?
The part number identifies a DISA01A HMI for the ABB 630 Series. It is the local display and operator-control interface, not the feeder protection relay itself. The assembly provides a graphical LCD, keypad, and programmable push buttons for local interaction with compatible 630 Series protection equipment.
2. Can I hot-swap this ABB HMI?
Do not assume hot-swapping is permitted simply because the HMI is detachable.
Before removing an installed unit:
- Confirm the exact 630 Series relay and HMI arrangement.
- Review the applicable installation and maintenance procedure.
- Determine whether the installation requires the relay or associated circuits to be taken out of service.
- Follow the site’s switching, isolation, and protection-maintenance procedures.
For a live substation, the safe replacement method should come from the applicable ABB documentation and the site’s approved maintenance procedure.
3. Does ABB 1KHL160003R0001 support firmware v3.1?
Firmware compatibility should be checked against the complete 630 Series relay configuration rather than treating the HMI part number as a firmware identifier. The HMI and protection relay form part of a configured system, so verify the installed relay type, hardware revision, HMI configuration, and firmware generation before replacement.
A firmware version alone is not sufficient evidence that two HMI assemblies are interchangeable.
4. Will I lose my protection logic when replacing the 1KHL160003R0001?
Normally, replacing the HMI is fundamentally different from replacing the protection relay’s processing hardware or application configuration. The 1KHL160003R0001 functions as the operator interface.
That said, commissioning personnel should still document the existing relay configuration and verify communication, display functions, programmable buttons, and local controls after replacement. If the relay itself is not being replaced, its protection application is not automatically transferred to the HMI.
5. Is a New Surplus 1KHL160003R0001 authentic?
“New surplus” describes condition and supply history; it does not, by itself, prove authenticity.
For incoming inspection, check:
- ABB identification and part-number markings
- 1KHL160003R0001 ordering code
- DISA01A designation
- Serial-number and rating labels
- Physical condition of the LCD, keypad, and push buttons
- Original packaging or protective materials where available
- Signs of prior installation, cabinet mounting, or refurbishment
For critical protection applications, serial-number traceability and inspection records should be retained with the spare.
6. Is 1KHL160003R0001 a direct replacement for every HMI?
Not automatically. The part number identifies a specific DISA01A HMI configuration, while 630 Series installations can vary by hardware configuration and application.
For a replacement project, compare the existing HMI’s exact ordering code, mechanical arrangement, relay configuration, firmware generation, and project documentation before ordering.
7. What warranty should I require for this spare?
Warranty coverage should be stated in writing before purchase and should define the covered failure conditions, inspection period, return procedure, and remedy.
For a protection-system spare, also record the unit’s serial number and incoming inspection results. That documentation makes it easier to distinguish an installation problem from a pre-existing hardware fault if the HMI fails during commissioning.
Technical verification: ABB identifies as a Relion 630 Series feeder protection and control product and states that the series is no longer active since 2024. The specific 1KHL160003R0001 ordering code is identified in product documentation/results as , a 4U half-19-inch HMI for the 630 Series, with a graphical LCD, keypad, programmable push buttons, and approximately 177 × 177 × 164 mm dimensions.
One important procurement point: search results contain inconsistent descriptions that label 1KHL160003R0001 as a complete /RET630 relay. The more specific product identification describes it as the , so the part number should be treated as the HMI/display assembly rather than the complete protection relay.
