<p>When considering the needs of your industrial or commercial operations, selecting the right thermal overload relay is crucial for ensuring equipment protection and operational efficiency. This particular Thermal Overload Relay offers a reliable solution tailored for those seeking robust performance and compliance with stringent standards.</p><p>Designed to operate at a rated voltage of 690 VAC and a current of 0.55 A, this thermal overload relay is well-suited for various applications requiring dependable motor protection. It operates efficiently within a frequency range of 50/60 Hz, making it versatile across different power systems.</p><p>The device features an impressive rated impulse withstand voltage of 8 kV and an insulation voltage also rated at 690 V, highlighting its durability in harsh electrical environments. With a contact configuration of 1NC+1NO, it provides flexibility in control circuit design, allowing seamless integration into existing setups.</p><p>This relay boasts a setting range between 44-53 A, catering to diverse operational requirements while maintaining precision in current monitoring. The trip class is classified as Class 10, ensuring timely intervention during overload conditions to protect connected machinery effectively.</p><p>In terms of physical attributes, the product measures at a width of 54.9 mm, height of 101.4 mm, and depth of 106.9 mm—compact enough for easy installation yet substantial enough to handle demanding tasks. Its direct mounting type simplifies installation processes further.</p><p>The degree of protection offered by this relay includes IP10 and IP20 ratings alongside an IP3 degree of pollution rating—suitable for indoor use where environmental factors are controlled but still require some level of ingress protection.</p><p>Temperature resilience is another key feature; it operates reliably in temperatures ranging from -40&#176;C to +70&#176;C and can be stored safely between -50&#176;C to +80&#176;C without compromising functionality or lifespan.</p><p>For those utilizing AF40-AF65 contactors in their systems, this relay is specifically designed for compatibility with these components—streamlining procurement processes by reducing compatibility concerns.</p><p>Adhering to rigorous standards such as IEC/EN 60947-1/4-1/5-1 and UL certifications ensures that this product meets international safety and performance benchmarks—a testament to its quality engineering.</p><p>Equipped with short circuit protective devices including a fuse type gG up to 125 A enhances its protective capabilities against unexpected electrical faults. The screw-type electrical connection facilitates secure wiring connections during setup or maintenance routines while featuring an automatic reset function that minimizes downtime after fault clearance—keeping operations smooth without manual intervention delays.</p><p>Overall, whether you’re upgrading existing systems or deploying new installations requiring high-performance thermal protection solutions underpinned by established industry standards—the reliability embedded within this Thermal Overload Relay makes it worthy consideration among professionals seeking both quality assurance alongside technical efficacy across varied applications.</p>