CA1280500C - Dispositif logique programmable de commande de basse tension
- Google Patents
Dispositif logique programmable de commande de basse tension
Info
Publication number
CA1280500C
CA1280500CCA 528091CA528091ACA1280500CCA 1280500 CCA1280500 CCA 1280500CCA 528091 CA528091 CA 528091CA 528091 ACA528091 ACA 528091ACA 1280500 CCA1280500 CCA 1280500C
Authority
CA
Canada
Prior art keywords
control device
electrical
current
programmable logic
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PENNISTON WILLIAM KENNETH
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to CA 528091priorityCriticalpatent/CA1280500C/fr
Application grantedgrantedCritical
Publication of CA1280500CpublicationCriticalpatent/CA1280500C/fr
Protection relay, electrical switching apparatus, and system for determining and outputting fault current available at a load and incident energy or personal protective equipment level operatively associated therewith
Déclencheur délivrant un signal électrique a distance pour indiquer à distance qu'un mode de maintenance de réduction d'arc est validé, et appareil de commutation électrique comprenant un tel déclencheur
Unité de déclenchement et appareil de commutation électrique comportant un indicateur mobile pour indiquer la sélection d'une condition de courant de système de maintien de réduction d'arcs électriques