Tri-redundant data center power supply system

A facility for maintaining electronic equipment disposed in a plurality of cabinets, the facility comprising:

• a plurality of power equipment units, each connecting the electronic equipment of a plurality of cabinets to power;
• power distribution wires and conduits extending from the plurality of power equipment units to a plurality of power distribution units;
• the plurality of power distribution units disposed within a distribution area;
• the plurality of power distribution units configured to receive 480 vAC 3-phase power and provide 120 vAC 3-phase power to the power equipment units;
• and
• wherein the three power distribution units are separately color coded.

A facility for maintaining electronic equipment disposed in a plurality of cabinets formed in cabinet clusters, the facility comprising:

• a pair of power equipment units positioned adjacent to each cabinet cluster, each power equipment unit connecting the electronic equipment of its cabinet cluster to power;
• power distribution wires and conduits extending from each pair of power equipment units to each of three power distribution units;
• the power distribution units disposed within a distribution area;
• a wall separating the distribution area from the cabinet clusters;
• the power distribution units are color coded;
• and
• the plurality of power equipment units comprises two redundant power panels.