noun which may take the genitive case particle 'no', noun
uninstalled; not yet set up; projected
Technical term used in engineering, construction, or planning contexts to describe equipment, facilities, or systems that have not been installed or are still in the planning stage. The antonym is 既設 (already installed).
Antonyms: 既設
未設のエアコンは来月設置予定です。
The air conditioner that hasn't been installed yet is scheduled to be set up next month.
この図面には未設の配管が点線で示されている。
On this blueprint, the pipes that are not yet installed are shown with dotted lines.