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sklademVydáno: 2020-06-10
UNE EN 60947-5-4:2005/A1:2020
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
Aparamenta de baja tensión. Parte 5-4: Aparatos y elementos de conmutación para circuitos de mando. Método de evaluación de la aptitud para la función de los contactos de baja energía. Ensayos especiales.
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| Označení normy: | UNE EN 60947-5-4:2005/A1:2020 |
| Počet stran: | 14 |
| Vydáno: | 2020-06-10 |
| Status: | Změna |
| Počet stran (Španělsky): | 12 |
DESCRIPTION
UNE EN 60947-5-4:2005/A1:2020
Replace the existing first sentence of second paragraph with the following: This standard takes into consideration two typical rated voltage areas: Replace the existing third paragraph with the following: 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 shall apply; very low energy area of measurement, for example, sensor or thermocouple systems.
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