Mitsubishi UVTSA550-05SVLU30 Description Description Mitsubishi Under voltage trip. AC 250/450/550V, 0,5/1,0/3,0 s, Synch, Left, Flying lead. Related products Mitsubishi FX2N-48ER-ES/UL MITSUBISHI FR-PU04 MITSUBISHI FR-A540-22K MITSUBISHI A2NCPU MITSUBISHI MDS-A-SPJ-22 Mitsubishi FX2N-16EYR-ES/UL