The 278460 is an overload relay designed to protect electrical circuits by monitoring current levels and preventing overheating. It features a ZB65 frame size suitable for applications up to 65 A, with a configuration of one normally open (N/O) and one normally closed (N/C) contact. The relay offers direct mounting, mechanical reset, and manual or automatic reset options. It includes a test/off button, screw connection terminals, and complies with IEC 60947 standards. The device is equipped with a phase-failure protection function and is compatible with DILM40 frames. Its specifications include a contact rating of up to 65 A and a power consumption of approximately 7.5 W.

Eaton specialises in power management and industrial automation solutions, offering products such as circuit protection, drives, control systems, and hydraulic components. Their technologies focus on improving efficiency, safety, and sustainability across diverse industries.