, which conditioned raw utility power into a "clean" pulse. For the long haul, giant diesel generators stood ready, with fuel contracts ensuring they could hum for 72 hours without a single utility electron. Chapter 4: The Sentinel and the Fiber Data Center Design: Which Standards to Follow? 6 Jan 2016 —
Cooling is often the largest operational expense in a data center. ASHRAE guidelines help operators balance thermal safety with energy consumption. Environmental Envelopes (ASHRAE TC 9.9)