The ABB CT-ERS.22S is a single-function electronic timer relay from the highly regarded CT-S range. It is engineered for ON-delay (delay on make) timing applications, providing precise and reliable control in industrial environments. This versatile timer features a wide control supply voltage range, accommodating both AC and DC sources, and offers an extensive time setting range from 0.05 seconds up to 300 hours across 10 selectable scales. Housed in a compact 22.5 mm wide enclosure, it is equipped with 2 c/o (SPDT) contacts and utilizes proven screw connection technology for secure and straightforward installation.