Mitsubishi UVTNA550-05SWRSU05 Description Description Mitsubishi Undervoltage trip.AC220-250/380-450/460-550V, Time delay, 3pole, NF/DSN32AF,63AF Related products Mitsubishi FX2N-32ER-ES/UL MITSUBISHI FR-A540-15K-EC Mitsubishi FX2N-16EYT-ESS/U Mitsubishi FX2N-16EX-ES/UL MITSUBISHI A2NCPU MITSUBISHI FX1N-40MR-DS