SERAI – AS‑11 / SERAI AS/11 – Staircase Delay Timer Relay for Lighting Control

The SERAI AS‑11 is a DIN-rail or panel-mount electronic staircase light timer, commonly used for controlling lighting in apartment staircases, corridors, or common areas. Once triggered by a push-button, it switches on lights for a preset interval — adjustable for timing needs.

Key Features & Specifications

• Model: AS‑11 (also referenced as Temporizzatore Luci Scale AS‑11)  

• Function: Staircase/stairwell lighting timer — activates lights for a timed interval

• Inputs/Outputs:

  • A1/A2: Supply (phase + neutral)

  • Y1: Push‑button trigger

  • 14: Output to lighting load  

• Mounting: Flush or DIN-panel — fits standard electrical distribution enclosure for staircase lighting  

• Timing: Adjustable (typically a few seconds up to several minutes) via internal rotary potentiometer