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EN 60255-151:2009

Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection EN 60255-151:2009

Publication date:   Dec 30, 2009

General information

60.60 Standard published   Oct 23, 2009

CENELEC

CLC/TC 95X Measuring relays and protection equipment

European Norm

29.120.70   Relays

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Scope

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.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 60255-3:1998/corrigendum Jan. 1998

WITHDRAWN
EN 60255-3:1998

NOW

PUBLISHED
EN 60255-151:2009
60.60 Standard published
Oct 23, 2009