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IEC 60255-13:1980 ed1.0
Electrical relays - Part 13: Biased (percentage) differential relays
24 стр.
Действует
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114.66 CHF (включая НДС 20%)
Разработчик:
Зарубежные/IEC
ICS:
29.120.70 Relays / Реле
Описание
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.