<p>When selecting a thermal overload relay for industrial and commercial applications, the right choice can make all the difference in maintaining system reliability and safety. This particular thermal overload relay is engineered to provide dependable performance with its robust specifications tailored for demanding environments.</p><p>The relay operates efficiently at a rated voltage of 690 VAC and handles a rated current of 0.55 A. Its versatility is further enhanced by supporting both 50 Hz and 60 Hz frequencies, making it suitable for various electrical systems. With an impressive rated impulse withstand voltage of 8 kV and rated insulation voltage of 690 V, this relay ensures excellent protection against electrical surges.</p><p>A key feature is its contact configuration of 1NC+1NO, offering flexible integration into control circuits. The setting range between 75-87 A allows for precise adjustments to match specific application needs, while the trip class of Class 10 provides swift response times to safeguard equipment from potential damage due to overloads.</p><p>Designed with user convenience in mind, this relay supports direct mounting for straightforward installation. It boasts compact dimensions with a width of 69.9 mm, height of 106.9 mm, and depth of 106.3 mm—ideal for space-constrained panels or enclosures.</p><p>Safety standards are well-covered as it complies with IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1 along with UL certifications (UL 60947-1 and UL 60947-4-1). Additionally, it meets the requirements outlined in IEC standard IEC60335-2-40 A2L.</p><p>The operational temperature range extends from -40&#176;C to +70&#176;C ensuring reliable performance across diverse climate conditions while storage temperatures span an even broader range from -50&#176;C to +80&#176;C enhancing durability during transit or downtime periods.</p><p>For those concerned about environmental factors impacting device longevity or functionality—the degree of protection ratings IP10/IP20 combined with pollution degree IP3 signify adequate resistance against dust ingress under normal operating circumstances without compromising on electrical connectivity assured via secure screw connections.</p><p>Moreover compatibility isn&#39;t overlooked; it&#39;s perfectly suited alongside AF80-AF96 contactors providing seamless integration within existing setups reducing complexity associated typically found when mixing components across different manufacturers&#39; product lines!</p><p>Finally should any fault occur rest easy knowing automatic reset functions restore operations minimizing manual intervention required post-trip events thus optimizing uptime efficiency overall!</p><p>This comprehensive yet practical solution addresses critical aspects valued most by professionals working within Australia’s technical sectors today!</p>