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Abbreviation(s) and Synonym(s):

Uninterruptable Power Supply

NIST SP 800-54, NISTIR 8183A Vol. 2, NISTIR 8183A Vol. 3

Uninterruptible Power Supply

NIST SP 800-100, NIST SP 800-160 Vol. 2 Rev. 1, NIST SP 800-34 Rev. 1, NIST SP 800-53 Rev. 5, NIST SP 800-82 Rev. 2, NIST SP 800-86

Definition(s):

A device with an internal battery that allows connected devices to run for at least a short time when the primary power source is lost.
Source(s):
NISTIR 7621 Rev. 1 under Uninterruptible Power Supply

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.