NEN NPR CLC/TS 50131-11 : 2012
Current
Current
The latest, up-to-date edition.
ALARM SYSTEMS - INTRUSION AND HOLD-UP SYSTEMS - PART 11: HOLD-UP DEVICES
Published date
12-01-2013
Publisher
Describes dedicated hold-up devices in buildings, e.g. deliberately operated hold-up devices which can be triggered to create a hold-up alarm signal or message. Also provides four security Grades 1-4, specific or non-specific wired or wire-free hold-up devices and uses Environmental Classes I-IV.
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