Planned spare coverage
A site keeps a matching NTAO02 available for scheduled maintenance or critical-spares planning.
01
Overview
Product Introduction
ABB Bailey NTAO02 is a termination unit supplied for maintenance of installed industrial control equipment. It is typically requested for planned spares, outage recovery and like-for-like replacement where an existing NTAO02 has been identified in the cabinet.
Before purchase, compare the complete part number, board or assembly revision, connector layout and mating cable with the installed unit. Nameplate and connection photographs help confirm the required supply scope before dispatch.
02
Verified manufacturer data
Technical Specifications
| Manufacturer | ABB / Bailey |
|---|---|
| Part number | NTAO02 |
| Product type | Termination unit |
| Supply application | Installed-base maintenance and like-for-like replacement |
| Identification check | Part number, suffix, board or assembly revision and connector layout |
| Installation reference | Existing cabinet wiring diagram, BOM and site maintenance procedure |
03
Maintenance context
Applications & Fault Scenarios
Outage recovery
The installed termination assembly is damaged or no longer serviceable and the affected cabinet cannot be returned to operation.
Connector or terminal damage
Loose, oxidized or physically damaged connections cause intermittent field signals and repeated maintenance callouts.
Revision mismatch
The model number matches, but the available spare has a different suffix, connector population or board revision that must be checked before fitting.
04
Field practice
Replacement & Installation Checklist
Record the installed unit
Capture the full label, suffix and revision. Photograph the terminal markings, connectors and cable destinations before disconnecting the assembly.
Control the wiring change
Label each conductor and cable, retain shielding and grounding details, and use the approved cabinet drawing as the wiring reference.
Inspect before fitting
Compare connector positions, terminal layout, board revision and physical condition with the removed unit before energizing the cabinet.
Complete the handback
Follow site isolation and commissioning procedures, then verify the affected field circuits and cabinet status before returning the equipment to service.
05
Source record
Official Documentation
| Manufacturer | Document | Document no. / version | Link |
|---|---|---|---|
| ABB | ABB Ability™ Symphony® Plus Product Catalog | 2VAA005340 en G | Open document |
06
Order support
Amikon Service
Test scope and unit condition are confirmed before dispatch, with ESD-safe export packing. DOA, returns, warranty and after-sales support follow the quotation.
07
Product-specific answers
FAQ
What is ABB Bailey NTAO02 used for?
It is a termination unit supplied for maintenance of installed industrial control equipment, including planned-spare and outage-recovery requirements.
What should be matched before replacing NTAO02?
Compare the complete part number, suffix, board or assembly revision, connector layout, mating cable and the relevant cabinet drawing.
How should NTAO02 wiring be handled during replacement?
Label every conductor and cable before removal, preserve shielding and grounding details, and reconnect only to the approved site drawing.
How should NTAO02 be checked before installation?
Inspect the label, revision, connector positions, terminal layout and physical condition against the removed unit before the cabinet is energized.
Can NTAO02 be supplied while this page has no product image?
Yes. Identification is handled during quotation, and photographs of the exact offered unit can be confirmed when available.
What details are required for an NTAO02 quotation?
Send the Part Number, Quantity, Destination, Required Date and Machine/System Model. Nameplate and connection photographs are helpful.
Request a quotation
NTAO02 RFQ
For an accurate offer and revision check, send the following five details. Add nameplate photographs and connected-module information when available.
Email the RFQ- Part Number
- Quantity
- Destination
- Required Date
- Machine/System Model