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HD 549 S1:1989 Standard

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  Keywords:

#conference #equipment #applies #electrical #requirements

  Directive

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

  Last Official Journal reference

Friday 17th of March 2023

  Description:

Conference systems - Electrical and audio requirements

  Purpose

Applies to conference systems and to parts of which they are composed or which are used as auxiliaries to such systems (headphones, microphones, amplification equipment). Describes the different types of conference systems with both wired and wireless systems, and specifies the basic electrical requirements of audio equipment for conference systems. Prescribes the minimum requirements for conference systems in order to ensure interchangeability and optimum performance under conditions of normal operation.

  Publication

Wednesday 20th of April 2016

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Safety of transformers, reactors, power supply units and combination thereof - Part 2-14: Particular requirements and tests for va...

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