7SR4503-1GA10-1AA0 SIEMENS ⍾ 7SR45031GA101AA0
Non-Directional Overcurrent Protection - Argus 7SR45, measuring input: 1 A, 50/60 Hz, size 4 moulded case (height reduced), 2 BI / 2 BO, auxiliary voltage: self powered (CT powered : BI threshold 19VDC), front fascia: standard, front port: USB, standard version: No conformal coating on PCBA