ES268128U - Economizer of lighting. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Economizer of lighting, especially for buildings, characterized in that it comprises a control panel, equipped with a timer and a series of relays that cooperate in the operation of the economizer, and whose panel is arranged, preferably in the electrical distribution box of the building, and from whose panel the respective connections start towards a remote control panel arranged, preferably at the entrance of the building and inside the portal, and in turn the connections with the partial controls located in the respective landings of the building's staircase; the installation itself consists of two circuits, one manual and one automatic; the manual circuit consists of at least one switch and/or a pushbutton that by means of its activation gives lighting to all the landings of the building or only when carrying, the landings being in automatic position; the automatic circuit, has two operating positions, one of which is to give a general lighting and the other to illuminate the portal and the landing or selected landings; and in order to achieve the first automatic operating position, the landing push-button is actuated in a first position thereof, at which time a floor relay plus another auxiliary relay is locked, located in the maneuvering panel, the auxiliary relay being the one that governs the timer clock also arranged in the panel, and whose clock gives way to the operation of the landing relay plus that of the portal; in the second operating position of the automatic circuit, the landing push-button is activated in a second position, and all the lower floor relays plus the one in the portal are interlocked. (Machine-translation by Google Translate, not legally binding)