Eaton Preselection relay, 230VAC/50Hz, 4S, 20A 265579

Installation relay with manual operation, suitable for switching single-phase or three-phase consumers up to 20A. Due to its universal applications in building technology and home installation, the following functions and controls can be implemented: switching of lighting systems and electric heating, switching of ventilation and air conditioning systems, fans, switching of heat pumps, switching of electrically controlled roller shutters and blinds, switching of incandescent lamps and gas discharge lamps. The Z-R series of installation relays meets the requirements of EN/IEC 60947 and EN/IEC 1095. Manual operation for testing purposes, switching contacts with safe isolation AC1 according to EN 60947-4-1 (Z-R, Z-RK), option for optical indication of operating status via LED, front-side switching position display through manual operation button, all terminals - coil and contacts - with terminal assistance. No "back-wiring" of connection wires possible, main contacts with standard pin variation, use of flame-retardant materials as well as chlorine- and halogen-free plastics, touch safety according to VBG4. Advantages: optionally available in 3 versions (Z-R, Z-RK, Z-RE), low switching noise and hum-free, easy connection due to generously sized terminals delivered in an open state, simple snap-on mounting for 35mm DIN rail, high flexibility through various contact configurations, easy access for connecting the coil supply.