Control kit for the 200S starter line
The Siemens 3RK1903-0CA00 is a control kit purpose-built for the 200S starter family — it bundles the wiring interface and logic connections that let a remote I/O or fieldbus module talk to the starter's coil and auxiliary contacts.
Compliance and substance prohibitance
The substance prohibitance date is 05/01/2012 — this marks the RoHS compliance cutoff for the part's material composition under EU Directive 2011/65/EU.