Description
The Siemens 3RU21364HD0 SIRIUS thermal overload relay is a vital component for protecting three-phase motors from damaging overcurrent conditions. Engineered for industrial reliability, this relay offers a maximum full-load current (FLC) of 50A and a robust 3A contact rating, making it suitable for motors with power ratings up to 45kW. Its three-pole design ensures comprehensive protection for all motor phases.
This Siemens 3RU21364HD0 relay is equipped with one normally closed (1NC) and one normally open (1NO) auxiliary contact. These contacts provide essential signaling capabilities, allowing integration with control systems to indicate overload status or initiate shutdown sequences. The adjustable trip settings ensure precise protection tailored to specific motor requirements.
Applications for the Siemens 3RU21364HD0 include pumps, fans, conveyors, compressors, and other motor-driven equipment across various industries. By preventing overheating and potential damage caused by overloads, this relay significantly extends motor lifespan and reduces costly downtime. Ensure the continuous operation of your machinery with this dependable Siemens overload protector.
Invest in the Siemens 3RU21364HD0 for superior motor protection. Its advanced thermal tripping mechanism and reliable contacts offer peace of mind for your industrial motor control needs.







