Protect your three-phase motors with the Eaton XTOB004BC1, an IEC rated bimetallic overload relay. Designed for reliable protection against overload, phase asymmetry, and phase failure, this Class 10 relay features a 2.4-4A overload range and a 45 mm frame size. It offers a 1 NO and 1 NC contact configuration and mounts directly to compatible contactors. Built to stringent IEC and EN standards, it is also UL Listed and CSA Certified, with ATEX compliance for hazardous environments.The Eaton XTOB004BC1 is an IEC rated bimetallic overload relay with a Class 10 tripping class. It has an overload range of 2.4-4 A and a frame size of 45 mm. The relay features 1 normally open (NO) and 1 normally closed (NC) contact configuration. It is designed for direct mounting to contactors and is suitable for use with 7-15A contactors. The operational range is from 0.09 A to 15 A, with a frequency limit of 0-400 Hz. The insulation voltage (Ui) and auxiliary circuit insulation voltage are both 690 V, with an impulse withstand voltage (Uimp) of 8 kV. Terminals are screw type (M4) with a width of 9.8 mm, requiring a Pozidriv screwdriver size 2 and a tightening torque of 20 lb.in (2.3 Nm). Dissipation per phase is between 0.7 and 2.4 W. The product dimensions are 3.27 inches in length/depth, 1.89 inches in height, and 1.77 inches in width, with a weight of 0.7 lb.