Mitsubishi UVTSA550-05SVRFSU05 Description Description Mitsubishi Under voltage trip. AC 250/450/550V, 0,1/0,3/0,5 s, Synch, Right 4P, Terminal. Related products MITSUBISHI FR-A540-0.75K-EC Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI FX1N-40MR-DS Mitsubishi FX2N-48ET-ESS/UL Mitsubishi FX2N-32ET-ESS/UL MITSUBISHI MR-J2-40A