1SDA104959R1

The ABB YU-C XT5-XT6 F/P 380...440 Vac (P/N: 1SDA104959R1) is a wired undervoltage release operating at 380-440V AC, designed specifically for fixed and plug-in SACE Tmax XT5 and XT6 circuit breakers to provide automatic tripping when voltage drops to unsafe levels, compliant with IEC60947-2 standards in a compact 0.123 kg package.