Case Study: The Cooling System Was Running — But the Data Hall Was Still Overheating
OverviewData center cooling systems are often designed with redundant cooling units, pumps, and power supplies.
Cooling and Environmental ControlArticles / Knowledge Base
Articles / Knowledge Base
16 results
Preventive and Predictive Maintenance in Data Centers: Building a Risk-Based Maintenance Program
A practical guide to building a data center maintenance program using preventive, predictive and condition-based methods, asset criticality, maintenance windows, evidence, trend analysis and lifecycle planning.
Preventive and Corrective Maintenance
Electrical Power Monitoring in Data Centers: What EPMS Should Measure and Why
An engineering guide to EPMS monitoring in data centers, covering voltage, current, demand, energy, harmonics, breaker status, sequence of events, branch monitoring and how electrical data supports reliability and capacity planning.
BMS, EPMS and DCIM
Data Center Electrical Distribution Architecture: From UPS Output to the IT Rack
A practical guide to data center electrical distribution from UPS output through switchboards, PDUs, RPPs, busways and rack PDUs, with emphasis on redundancy, selectivity, maintainability and failure domains.
Data Center Electrical Systems
Battery Monitoring in Data Centers: Detecting Weak Strings Before They Become UPS Failures
A UPS can appear normal while its stored-energy system is slowly losing capability. The charger maintains the DC bus and no meaningful discharge may occur for months. Battery monitoring is valuable because it can reveal deterioration before the.
Batteries and Energy Storage
UPS Battery Lifecycle Management: Commissioning, Maintenance, Replacement and End-of-Life Risk
Battery reliability is built across the complete lifecycle: specification, delivery, storage, installation, commissioning, monitoring, maintenance, replacement and disposal. Weak control at any stage can shorten useful life or hide risk until.
Batteries and Energy Storage
Power Quality in Data Centers: Harmonics, Voltage Events, Surge Protection and Monitoring
An engineering guide to power quality in data centers, covering harmonics, voltage sags and swells, frequency, transients, surge protection, monitoring and troubleshooting.
Data Center Electrical Systems
Monitoring Data Center Networks: Telemetry, Availability and Incident Evidence
A practical framework for monitoring data center networks using device health, interface telemetry, flow data, time synchronization, alerting and evidence-based incident analysis.
Networking and Telecommunications
Data Center Digital Twins: From Static Models to Operational Decision Support
In-depth educational article. A useful digital twin is more than a 3D model. It combines trustworthy asset data, topology, measurements and engineering relationships so operators can evaluate capacity, change and failure scenarios.
Emerging Technologies and Future Trends
Preventive Maintenance Strategy for Critical Data Centers: Asset Criticality, Intervals and Maintenance Windows
Comprehensive long-form data-center maintenance article covering maintenance governance, asset criticality, risk, PTW/LOTO, condition monitoring, testing, return to service and lifecycle reliability.
Preventive and Corrective Maintenance
Condition-Based Maintenance in Data Centers: Using Trends, Inspections and Diagnostics to Detect Deterioration
Comprehensive long-form data-center maintenance article covering maintenance governance, asset criticality, risk, PTW/LOTO, condition monitoring, testing, return to service and lifecycle reliability.
Preventive and Corrective Maintenance
Corrective Maintenance in Live Data Centers: Repairing Failures Without Creating a Second Incident
Comprehensive long-form data-center maintenance article covering maintenance governance, asset criticality, risk, PTW/LOTO, condition monitoring, testing, return to service and lifecycle reliability.
Preventive and Corrective Maintenance
Maintenance Under Reduced Redundancy: Controlling Risk When a Data Center Is Already Degraded
Comprehensive long-form data-center maintenance article covering maintenance governance, asset criticality, risk, PTW/LOTO, condition monitoring, testing, return to service and lifecycle reliability.
Preventive and Corrective Maintenance
Maintenance Quality Control in Data Centers: Work Orders, Testing, Closeout and Return to Service
Comprehensive long-form data-center maintenance article covering maintenance governance, asset criticality, risk, PTW/LOTO, condition monitoring, testing, return to service and lifecycle reliability.
Preventive and Corrective Maintenance
Maintenance Optimization and Lifecycle Reliability for Data Center Infrastructure
Comprehensive long-form data-center maintenance article covering maintenance governance, asset criticality, risk, PTW/LOTO, condition monitoring, testing, return to service and lifecycle reliability.
Preventive and Corrective Maintenance
UPS Maintenance and Testing in Data Centers: From Preventive Care to Functional Proof
A practical maintenance and testing framework for mission-critical UPS systems covering inspections, alarms, power modules, bypass paths, batteries, switching procedures, functional tests and the evidence needed to prove readiness.
UPS Systems