Mitsubishi UVTNA550-05SWRSU05 Description Description Mitsubishi Undervoltage trip.AC220-250/380-450/460-550V, Time delay, 3pole, NF/DSN32AF,63AF Related products Mitsubishi FX2N-32ET-ESS/UL Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI FR-A540-15K-EC MITSUBISHI A1ADP-SP MITSUBISHI MDS-A-SPJ-22 MITSUBISHI FR-A540-0.75K-EC