The invention relates to a relay box or house or cabinet which is associated with a railway for civil train transport and which contains a large number of relays of which at least one, or all, relays is magnetically associated with an instrument having a magnetic field sensor electrically connected to an electrical circuit that operates according to the magneto inductive principle to measure the current flowing through the relay or through an electrical supply lead of the relay.
MAGNETO INDUCTIVE PRINCIPLE SAFETY RELAY CURRENT DETECTOR
STROMDETEKTOR MIT MAGNETO-INDUKTIVEM SICHERHEITSRELAIS
DÉTECTEUR DE COURANT DE RELAIS DE SÉCURITÉ À PRINCIPE MAGNÉTO-INDUCTIF
2020-10-14
Patent
Elektronische Ressource
Englisch