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sklademVydáno: 2009-08-28
IEC 60255-151:2009
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
Relais de mesure et dispositifs de protection - Partie 151: Exigences fonctionnelles pour les protections à minimum et maximum de courant
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| Označení normy: | IEC 60255-151:2009 |
| Vydáno: | 2009-08-28 |
| Jazyk: | Anglicky/Francouzsky |
DESCRIPTION
IEC 60255-151:2009
IEC 60255-151:2009 specifies minimum requirements for over/under current relays. It includes a specification of the protection function, measurement characteristics and time delay characteristics. Defines the influencing factors that affect the accuracy under steady state conditions and performance characteristics during dynamic conditions.