ABB T16-13 Thermal Overload Relay

ABB T16-13 Thermal Overload Relay, catalog number 1SAZ711201R1045, is an economical electromechanical overload protection device designed for the main circuit in motor starter assemblies. As part of ABB’s T16 family, it provides thermal overload protection for low-voltage three-phase motors when used with compatible ABB contactors. The T16-13 variant features a Trip Class 10 characteristic and a nominal operating current range of 1.0 to 1.3 A, making it suitable for motors within that band. It is rated for 480/600 V AC operation and offers a short-circuit current rating up to 18 kA, enabling reliable protection in typical industrial fault conditions. This ABB relay is intended for straightforward integration into standard motor control schemes and is identified by the 1SAZ711201R1045 designation, reflecting ABB’s emphasis on compact, rugged protection for the main circuit of low-voltage installations, with common applications including conveyors, pumps, fans, and other machinery where motor protection and automatic disconnection are required.