EC 1-2021 UNI 11744-2021
Automatic fire detection and fire alarm systems - Pattern of unified acoustic fire alarm and pre-alarm signal

Standard No.

EC 1-2021 UNI 11744-2021

Release Date

2021

Published By

IT-UNI

Latest

EC 1-2021 UNI 11744-2021

EC 1-2021 UNI 11744-2021 history

• 2021 EC 1-2021 UNI 11744-2021 Automatic fire detection and fire alarm systems - Pattern of unified acoustic fire alarm and pre-alarm signal