KIO Spain’s Tier IV Data Center Successfully Withstands the Major Blackout on April 28

The KIO Spain data center in Murcia maintained 100% operational capacity thanks to redundant infrastructure, emergency generators with six days of autonomy, and Tier IV certification. The day of the blackout validated the center’s resilience under real conditions.

While millions of citizens and businesses in Spain, Portugal, and parts of southern France faced the chaos of the major blackout on April 28, operations at the KIO Spain data center continued without interruption. Starting at 12:30 PM, the data center activated its backup power systems, ensuring total service continuity for its clients, with no interruptions or data loss.

The response was immediate. Uninterruptible Power Supplies (UPS) took over the critical load instantly, and no servers detected any abnormalities. Seconds later, two backup generators with 1.2 MW of power were activated to handle the sustained load. In total, four fuel tanks ensured up to six days of uninterrupted operational autonomy.


A Center Ready to Withstand the Unpredictable

The key to success lies in the infrastructure design. The Murcia data center has Tier IV certification, the most demanding standard in the data center industry. This category guarantees total fault tolerance and high availability (99.995% annually), with duplicated systems at every critical point.

“Tier IV certification is not just a label: it means designing and testing everything to operate in extreme scenarios. And last Monday, it demonstrated that successfully,” stated the KIO Spain infrastructure team.

For over 11 hours, the generators powered the center without any failures. Although power was restored to the city of Murcia around 11 PM, technicians kept the data center on backup until midnight, first verifying the stability of the public power supply before reconnecting.


Logistical Preference and Operational Planning

In case the outage had lasted longer, KIO had logistical priority for fuel replenishment, according to the national protocol for critical infrastructure protection. This would allow extending the autonomous operation of the data center beyond a week.

The center, which has not experienced outages in five years, conducts regular simulation tests to ensure all its systems respond accurately. Thus, the blackout was a real validation of all that preventive effort.


More than a Technical Challenge: A Test of Trust

“While our employees were receiving calls from family asking if the center was still operational, the answer was simple: ‘yes, as always’,” shared the KIO management.

This stability not only ensured the functioning of businesses housing their critical infrastructure in the Murcia data center but also reinforced market confidence that a sovereign and resilient cloud is possible when the architecture is designed to withstand even the worst scenarios.


Conclusion

The case of KIO Spain exemplifies how critical infrastructure should operate during crises. Beyond technology, it is the combination of certified design, rigorous preparation, and coordinated human response that ensures data—the new oil of the digital economy—continues to flow without interruptions.

In a country moving towards total digitalization, centers like KIO Spain do not just offer services: they offer certainty.

Source: KIO networks

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