IEC 60255-12:1980
Electrical relays - Part 12: Directional relays and power relays with two input energizing quantities
Ausgabedatum:
1980-01
Edition:
1.0
Sprache: EN-FR - zweisprachig englisch/französisch
Seitenzahl: 26 VDE-Artnr.: 202711
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.