Feb. 25, 2026, 8:57 a.m.
#202602250857
We would like to inform you that a scheduled maintenance is planned for the ABB Ability™ Energy Manager platforms on Thursday, February 26th, as part of the R26Q1.1-HF2 release.
Time: February 26th, from 8:00 AM UTC to 11:00 AM UTC
Applications: ABB Ability™ Energy Manager
Portal: https://sitemanager.ability.abb/
Impact:
- Brief web services disruptions (less than 10 minutes) may occur during the entire maintenance window.
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Telemetry processing can be delayed up to 120 minutes between 8:00 AM to 10:00 AM UTC.
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Devices may appear as disconnected during such time and alarms triggered with a delay.
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Some gaps in the data trend might be shown in the widgets and reports; missing data points will be backfilled within 24 hours.
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Device and site commissioning will not be impacted, but delays in the connectivity status reporting are expected between 8:00 AM to 10:00 AM UTC.
Feb. 26, 2026, 10:34 a.m.
Maintenance has been completed
We would like to inform you that a scheduled maintenance is planned for the ABB Ability™ Energy Manager platforms on Monday, March 23rd.
Time: March 23rd, from 8:00 AM UTC to 11:00 AM UTC
Applications: ABB Ability™ Energy Manager
Portal: https://sitemanager.ability.abb/
Impact:
- Brief web services disruptions (less than 10 minutes) may occur during the entire maintenance window.
-
Telemetry processing can be delayed up to 120 minutes between 8:00 AM to 10:00 AM UTC.
-
Devices may appear as disconnected during such time and alarms triggered with a delay.
-
Some gaps in the data trend might be shown in the widgets and reports; missing data points will be backfilled within 24 hours.
-
Device and site commissioning will not be impacted, but delays in the connectivity status reporting are expected between 8:00 AM to 10:00 AM UTC.
For any further question, feel free to contact us at global-el.operations.digital@abb.com.
March 23, 2026, 1:10 a.m.
The notification has been auto-closed.The IoT service provider has reported an incident impacting the telemetry ingestion.
Devices connected through the ABB Ability™ Edge Industrial Gateway may unable to connect to the cloud.
March 12, 2026, 11:04 p.m.
The incident is resolved.
March 12, 2026, 10 p.m.
Recovery is in progress. Connectivity has been restored by the IoT hub service provider.
Devices should start being reported as connected.
In case you are facing issues loading the https://sitemanager.ability.abb/ dashboard, please try cleaning up your browser's cache (instructions for Chrome, Edge, Firefox).
Please make sure to select the cache only (and not any other data).
Feb. 25, 2026, 8:59 a.m.
The issue is resolved
We are aware of an issue impacting the access to the ABB Ability™ Energy Manager portal (https://sitemanager.ability.abb/).
Products impacted:
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ABB Ability™ Energy Manager portal (https://sitemanager.ability.abb/)
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It is not possible to access the web portal
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Connected device, telemetry and analytic services are not impacted. No data loss is expected.
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An issue has been identified with the DNS (Domain Name System) providing the ability.abb domain name. The incident has been escalated to the service provider.
Dec. 4, 2025, 11:27 a.m.
The incident has been resolved.
Dec. 4, 2025, 11:04 a.m.
The supplier has restored the service.
However, due to how the DNS system work, it might take up to 30 minutes to get the fix propagates among all the DNS servers.
We expect Energy Manager portal to be available for most of the users as writing.
Dec. 4, 2025, 9:44 a.m.
The supplier is still working to restore the DNS service.
An update is expected within one hour.