What this control unit does
The 3RW4725-1SC44 is a control unit for the Siemens 3RW4425 soft starter, operating at 230 V and terminating through screw terminals. Its product designation is Control unit, meaning it handles the logic and firing signals for the main thyristor stack in the 3RW4425 frame.
Compliance and documentation
Substance prohibitance date is listed as 07/01/2006, aligning with RoHS compliance requirements for the European market.