Low-voltage switchgear and controlgear Part 5-4: Control circuit devices and switching elements - Method of assessing the performance of low-energy contacts - Special tests

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Active

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Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

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Scope and object

This standard takes into consideration two typical rated voltage areas:

This standard does not apply to contacts used in:

– functional safety area. In case of contacts used in functional safety area, Annex N of IEC 60947-5-1:2016 applies;

– very low energy area of measurement, for example, sensor or thermocouple systems.

CEI EN 60947-5-4/A1 PDF