What this PCB fits
The 3RW4766-0WC50 is a TSE PCB rated for 690 V, designed as a control board for Siemens 3RW44 soft starters in Size 6 frames — specifically the 3RW4457 and 3RW4458 models.
Compliance and designation
Product designation is Printed circuit board — this is the control PCB, not the power stack or a complete soft starter. Substance prohibitance date is 03/01/2017, indicating the PCB meets RoHS and REACH substance restrictions effective from that date.