DATA CENTRE STRATEGY
Hot maintenance and operational safety UPS failures are rarely caused by a single event.“ Components degrade, incorrect sizing causes overloads, inconsistent maintenance, environmental factors, and human error are all contributing factors,” Michel explains.
Resilient UPS systems should therefore be designed for graceful degradation – ensuring that faults are isolated and compensated for without disrupting critical loads.
According to Michel, indicators of this capability include“ independent, autonomous and self-configuring power modules that enable true hot maintenance”.
“ This allows modules to be replaced without any downtime in service operations. More importantly, they allow maintenance to occur as a planned, non-disruptive process rather than as a risk to service continuity,” he notes.
“ Operational safety is not a secondary consideration; it is a prerequisite for long-term uptime. UPS systems that are difficult or hazardous to maintain often lead to irregular servicing, increased human error, and heightened personal and operational risk.”
UPS architectures that incorporate physical compartmentalisation and clearly defined access paths enable safe maintenance of live systems.
112 March 2026