ABB Stotz FI-Schutzschalter 4P,TypB+,40A,30mA F 204B+40/0,03
European panel I finished today. Tips for future ones appreciated, this is my third year in the trade and I rarely do panels from scratch these days. : r/electricians
FI 40A, CDA440C, Hager 30mA 3LN Fehlerstrom-Leitungsschutzschalter