ES/S X.1.2.1 Electronic Switch Actuator Datasheet

This document is a technical datasheet for the ABB i-bus® KNX Electronic Switch Actuator ES/S X.1.2.1, a modular installation device with 4 or 8 semiconductor outputs for controlling electro-thermal valve drives, electro-motor 3-point actuators, and general loads like lamps. It details specifications, including supply voltage, output ratings, connections, manual operation, and safety approvals, along with application program information for KNX programming.