XO Dallas #2 Data Center, USA
The Dallas data center provides a reliable power infrastructure with single feed AC commercial power services. The entire critical infrastructure is protected by a UPS system with two battery strings capable of providing 9 minutes of backup power at full load in the event there is a loss of utility power. Standby diesel generators that are connected to an automatic transfer switch (ATS) provide emergency power for prolonged power outages. The generators are test run on a weekly basis and full load tested on a monthly basis, and has on site fuel storage for up to 24 hours of continuous runtime. The data center power room is separated from the technical space with diverse power delivered by multiple PDUs in a true A+B design to each cabinet, and provides a power density of 4kW per cabinet or 160 watts per square foot. The data center provides DC power options designed with greater than 4 hours of battery reserves on multiple N+1 battery strings. The entire power infrastructure has monthly preventive maintenance performed and semi-annual comprehensive maintenance. The HVAC units maintained via air cooled precision cooling system in N+1 redundant configuration effectively controls the cooling and humidity in the data center. The HVAC units have monthly preventive maintenance performed and quarterly comprehensive maintenance performed.
1950 Stemmons Freeway