Description
The Siemens 3RA2816-0EW20 is a state-of-the-art overload relay from the SIRIUS Innovation series, engineered to provide robust and reliable protection for electric motors. This relay is designed to detect overcurrent conditions that could lead to motor damage, tripping the associated contactor to prevent failure. It features 2 normally open (NO) auxiliary contacts for signaling purposes, allowing integration with control and monitoring systems. The Siemens 3RA2816-0EW20 is rated for motors up to 5.5 kW.
Operating across a broad voltage range of 24 to 240V AC/DC, this overload relay offers flexibility in deployment across diverse industrial power setups. Its precise tripping characteristics ensure that motors are protected without unnecessary nuisance tripping. The compact design of the Siemens 3RA2816-0EW20 facilitates easy integration into control panels alongside other SIRIUS components.
This overload relay is an indispensable component for a wide array of industrial applications, including pumps, fans, conveyors, and machine tools. By preventing costly motor damage due to overloads or phase imbalances, the Siemens 3RA2816-0EW20 contributes significantly to operational uptime and reduced maintenance costs. Its advanced features ensure optimal motor performance and safety.
Choose the Siemens 3RA2816-0EW20 for superior motor protection and enhanced operational reliability. This overload relay exemplifies Siemens’ commitment to delivering high-quality, innovative solutions for industrial automation and electrical safety, safeguarding your valuable motor assets.










