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New Reduced price! IEC 60255-13 Ed. 1.0 b:1980 View larger

IEC 60255-13 Ed. 1.0 b:1980

M00001254

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IEC 60255-13 Ed. 1.0 b:1980 Electrical relays - Part 13: Biased (percentage) differential relays

standard by International Electrotechnical Commission, 01/01/1980

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Specifies performance requirements for the subfamily. Forms part of a series dealing with measuring relays with more than one input energizing quantity and for which IEC 60255-6 gives the general requirements.