Motor Protection Device displays RYB currents in healthy condition. Microtech Systems is the manufacturer of Motor Protection Device. Microtech Systems also manufactures wide ranges of control panel, compressor guard, digital level indicator & controller, level sensor, float switch, temperature controller & indicator, digital timer, digital counter, signal isolator etc. Motor Protection Device is available in three models, ideal for 0.5 Amp to 1000 Amp range. This Motor Protection Device shows faults like SPP, O/L, U/L, Unbalance, Earth fault etc.