IEVref:
447-01-20
ID:
Language:
en
Status:
Obsolete
Term:
primary relay
Synonym1:
Synonym2:
Synonym3:
Symbol:
Definition:
electrical relay directly energised by the current or voltage in a main circuit, without any intermediate instrument transformer, shunt or transducer
Publication
date
:
2010-06
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
electrical relay directly energised by the current or voltage in a main circuit, without any intermediate instrument transformer, shunt or transducer