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SFS-EN IEC 61326-3-2:2018:en

Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 3-2: Immunity requirements for safety-related systems and for equipment intended to perform safety-related functions (functional safety) - Industrial applications with specified electromagnetic environment

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This part of IEC 61326 covers all equipment within the scope of IEC 61326-1, but is limited to
systems and equipment for industrial applications within a specified electromagnetic
environment and intended to perform safety functions as defined in IEC 61508 with SIL 1-3.
The electromagnetic environments encompassed by this product family standard are
industrial, both indoor and outdoor, and based on the requirements of the process industry,
specifically chemical/petrochemical/pharmaceutical manufacturing plants using the mitigation
measures given in Annex C. The difference between the electromagnetic environment
covered by this document compared to the general industrial environment (see IEC 61326-3-
1) is due to the mitigation measures employed against electromagnetic phenomena leading to
a specified electromagnetic environment with test values that have been proven in practice.
The environment of industrial application with a specified electromagnetic environment
typically includes the following characteristics:
– industrial area with limited access;
– limited use of mobile transmitters;
– dedicated cables for power supply and control, signal or communication lines;
– separation between power supply and control, signal or communication cables;
– factory building mostly consisting of metal construction;
– overvoltage/lightning protection by appropriate measures (for example, metal construction
of the building or use of protection devices);
- pipe heating systems driven by AC main power;
- no high-voltage substation close to sensitive areas;
- presence of CISPR 11 Group 2 ISM equipment using ISM frequencies only with low power;
- competent staff;
- periodical maintenance of equipment and systems;
- mounting and installation guidelines for equipment and systems.
Equipment and systems considered as "proven-in-use" according to IEC 61508 or "prior use"
according to IEC 61511 are excluded from the scope of this document.
Fire alarm systems and security alarm systems intended for protection of buildings are
excluded from the scope of this document.

Tämän julkaisun valmistelusta Suomessa vastaa SESKO ry, puh. 050 571 6048.
Sidokset
Velvoittavat viittaukset
EN 61000-4-11:2004 Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests
EN 61000-4-16:2016 Electromagnetic compatibility (EMC) - Part 4-16: Testing and measurement techniques - Test for immunity to conducted, common mode disturbances in the frequency range 0 Hz to 150 kHz
EN 61000-4-29:2000 Electromagnetic compatibility (EMC) - Part 4-29: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations on d.c. input power port immunity tests
Direktiivi
2004/108/EC Sähkömagneettinen yhteensopivuus (EMC)

http://ec.europa.eu »
Vahvistuspäivä
14.12.2018
Julkaisupäivä
18.12.2018
Painos
1
Sivumäärä
42
Julkaisun kieli
englanti

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