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EN 50491-3:2009 Standard

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  Keywords:

#devices #protection #european #standard #requirements

  This standard is no longer addressed in the last official Journal publication of the "2025-07-22 ". This standard is addressed for the last time in the official journal publication of the "2020-11-30"

  Directive

Low voltage (LVD) Directive (2014/35/EU)

  Last Official Journal reference

Monday 30th of November 2020

  Description:

General requirements for Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS) - Part 3: Electrical safety requirements

  Purpose

This European Standard provides the electrical safety requirements for all devices connected to HBES/BACS. This European Standard is applicable to – operator stations and other human system interface devices, – devices for management functions, – control devices, automation stations and application specific controllers, – field devices, – cabling and interconnection of devices. This European Standard covers the following requirements and compliance criteria: – protection from hazards in the device; – protection from overvoltages on the network; – protection from touch current; – protection from hazards caused by different type of circuits; – protection of the communication wiring from overheating caused by excessive current.

  Publication

Wednesday 20th of April 2016

  Cessation

This standard has been withdrawn on 2021-01-19

  Reference

This standard supersedes the "EN 50090-2-2:1996 + A1:2002 + A2:2007"

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