The coil is wound for 110 V at 50 Hz or 120 V at 60 Hz, so verify your control voltage matches that range before wiring.
Size S3 contactors mount via screw fixing onto a vertical panel surface.
Compliance and substance restrictions
The part carries a Substance Prohibitance date of 05/01/2012, which aligns with RoHS compliance for the European market. No UL or CSA listing is explicitly recorded in the spec table for this variant, so verify with your local Siemens documentation if a specific agency mark is required for your jurisdiction.