ABB TA200DU175 Thermal Overload Relay

ABB TA200DU175 Thermal Overload Relay is a three‑pole overload protection device for the main circuit in motor starters, part of ABB’s TA200DU family. It is rated for 690 V and supports a current setting range of 130–175 A, with the TA200DU175 variant delivering 175 A. The relay features a 10 A trip class and weighs about 0.77 kg, making it a compact option for standard cabinet installation. It is designed to partner with ABB AF190 and AF205 contactors in 690 V networks to protect motor loads from overheating by cutting power when the thermal limit is reached. A TA200DU-175-V1000 variant is listed in ABB catalogs, offering the same current range with a different configuration. The TA200DU175 is cataloged as TA200DU-175 with global reference code 1SAZ421201R1005.