Theben ELPA 041

Flush-mounted staircase light timer, electronic, multifunctional device with 12 selectable functions, adjustable on the front of the device, switch or push-button can be connected, i.e. existing switches can be used (e.g. for retrofitting), additional galvanically isolated multi-voltage input for AC/DC 8...240 V, e.g. for intercom systems, switch-off pre-warning (two double flashes in accordance with DIN 18015-2 to prevent sudden darkness, 60 min long-term function ü for intercom systems, switch-off pre-warning (two double flashes) in accordance with DIN 18015-2 to prevent sudden darkness, 60 min long-time function can be activated via long push-button actioncan be activated via long push-button action, Can be switched on immediately (staircase light switch) or switched off prematurely (impulse switch with release delay), Suitable for retrofitting and new installations, Zero-crossing switching to protect the relay contact and light source, i.e. the service life of the light source is extended.i.e. the service life of the light source is extended, Push-button input with electronic overload protection, Automatic 3- or 4-wire detection (4-wire with connection for floor lighting, 3-wire no longer permitted for new installations), High accuracy, Can be switched on immediately