3SB3320-0AA51 SIEMENS

The 3SB3320-0AA51 from Siemens, now phased out, is a complete illuminated pushbutton unit from the SIRIUS ACT series, designed for robust and reliable operation in various industrial applications. This square, 26x26mm plastic unit features a flat, illuminated blue button, providing clear visual feedback for operators. It includes an integrated lamp holder compatible with BA 9S lamps, operating at 24V AC/DC, ensuring consistent illumination. The unit's electrical connections are facilitated via screw terminals, simplifying installation and maintenance. It incorporates one normally open (1NO) contact, suitable for a range of control circuit configurations. The operational voltage is specified at 24V AC/DC, making it adaptable to different power supply systems. This combination offers a user-friendly interface with a focus on durability and ease of use. For new installations or replacements, Siemens recommends the successor components: 3SU1001-0AB50-0AA0, 3SU1900-0AX10-0AA0, 3SU1500-0AA10-0AA0, 3SU1400-1AA10-1BA0 and 3SU1401-1BB50-1AA0. These components provide updated features and improved performance compared to the phased-out 3SB3320-0AA51.