ASHRAE 90.4 : 2019
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Energy Standard for Data Centers
Hardcopy , PDF
03-27-2023
English
12-24-2019
This standard applies to a. new data centers, or portions thereof, and their systems; b. new additions to data centers, or portions thereof, and their systems; and c. modifications to systems and equipment in existing data centers or portions thereof.
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