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Publication of RO79607A2publicationCriticalpatent/RO79607A2/ro
Circuit Arrangement For Electric Light Sources In General
(AREA)
Abstract
Metoda de limitare partiala si temporara a iluminatului public, caracterizata prin aceea ca, în scopul economisirii energiei electrice, lampile de iluminat (3) sunt conectate la un singur conductor de faza si unul de nul si sunt scoase din functiune din momentul aparitiei de scurta durata în retea a unei tensiuni monoalternante pozitive sau negative, pâna la întreruperea tensiunii alternative, cu ajutorul unor relee detectoare de tensiune monoalternanta negativa cu memorie (2RI).
RO81105360A1981-09-221981-09-22Metoda si instalatie de limitare partiala si temporara a iluminatuluipublic
RO79607A2
(ro)
Circuit attenuateur basse tension a deux fils, destine a commander la valeur moyenne d'une tension alternative appliquee a une charge, notamment a un transformateur basse tension, ou des systemes d'eclairage fluorescents
Circuit arrangemenet for in situ estabilishing operating insufficiency of lamp with gas-discharge lighting armature, preferably that of public lighting