IEC 60255-12:1980 

Electrical relays - Part 12: Directional relays and power relays with two input energizing quantities

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Abstract

Specifies performance requirements for the subfamily as shown in the title. This publication 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.

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Additional information

Publication typeInternational Standard
Publication date1980-01-01
Edition1.0
Available language(s)English/French
TC/SCTC 95 - Measuring relays and protection equipmentrss
ICS29.120.70 - Relays
Stability date  2020
Pages26
File size1239 KB

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