Mitsubishi TH-N220RHKP 210A Description Description Mitsubishi Overload Relay. Ith = 170,0 ~ 250,0A; for S(D)-N220 Related products MITSUBISHI FR-A540-22K Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI Q02HCPU MITSUBISHI A2NCPU MITSUBISHI AJ71E71-S3 Mitsubishi FX2N-32ET-ESS/UL