Containment
Containment separates hot and cold airflow streams to reduce mixing and improve cooling performance. It is a practical design feature that can materially affect PUE, usable rack density, and thermal reliability.
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Connectivity
Route diversity
Route diversity means separate network paths that reduce the chance one fiber cut or facility failure interrupts service. True diversity requires physical route review, not just different carriers using the same conduit or bridge.
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kWh
Kilowatt-hour is a measure of energy: one kW used for one hour. Utility energy charges are usually based on kWh, while many large-load feasibility questions turn on both kWh consumption and peak kW demand.
Read definition →Step-down transformer
A step-down transformer reduces voltage from a higher utility or distribution level to a lower facility voltage. Data center projects may use multiple transformation stages from transmission or sub-transmission down to medium-voltage and low-voltage distribution.
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