CEI EN 60947-5-4
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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| Organization: | CEI |
| Publication Date: | 1 May 2020 |
| Status: | active |
| Page Count: | 10 |
| ICS Code (Low voltage switchgear and controlgear): | 29.130.20 |
Document History
CEI EN 60947-5-4
May 1, 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
A description is not available for this item.
January 1, 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
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...
June 1, 2005
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
La presente Norma si applica ai contatti separabili impiegabili come elementi di manovra nei circuiti di comando con bassi valori di tensione, per esempio inferiori a 100 V in c.a. o in c.c., in cui...
June 1, 1998
Apparecchiature a bassa tensione - Parte 5: Dispositivi per circuiti di comando ed elementi di manovra - Sezione 4: Metodi di valutazione della prestazione dei contatti a bassa energia - Prove speciali
La presente Norma si applica ai contatti separabili impiegabili come elementi di manovra nei circuiti di comando con bassi valori di tensione, per esempio inferiori a 100 V in c.a. o in c.c., in cui...