Mitsubishi UVTNA550-05SWRSU05 Description Description Mitsubishi Undervoltage trip.AC220-250/380-450/460-550V, Time delay, 3pole, NF/DSN32AF,63AF Related products MITSUBISHI A985GOT-TBA-EU MITSUBISHI FX0-30MR-ES MITSUBISHI A2NCPU MITSUBISHI AJ71E71-S3 MITSUBISHI Q02HCPU MITSUBISHI A3ACPUR21