<p>The MCCB (Molded Case Circuit Breaker) is a robust and reliable solution for industrial and commercial electrical systems. Designed to ensure safety and efficiency, this MCCB is engineered to meet the demanding standards of modern electrical installations.</p><p>With a rated current of 40 A, this MCCB is suitable for a variety of applications where precise current management is critical. It boasts an impressive rated impulse withstand voltage of 8 kV, providing superior protection against transient overvoltages that can occur in industrial settings. The device operates efficiently with a rated insulation voltage of 1000 V and supports both AC and DC systems up to 690/750 VAC/VDC.</p><p>The trip unit type TMA offers thermal-magnetic protection, ensuring reliable operation by combining thermal overload protection with magnetic short-circuit protection. This makes it particularly effective in safeguarding circuits against unexpected surges or faults. The power loss stands at a minimal 4.49 W, highlighting its energy-efficient design.</p><p>This model features four poles, allowing comprehensive coverage in multi-phase systems while maintaining compactness with a width of just 140 mm. Its breaking capacity is rated at 36 kA, making it capable of interrupting significant fault currents without compromising system integrity.</p><p>Designed for ease of installation and maintenance, the connection type is front-facing with bolt terminals that support secure connections. It complies with IEC60947-2 standards, reflecting its adherence to international safety regulations.</p><p>Rated frequency compatibility spans across both 50 Hz and 60 Hz systems, offering flexibility for various regional requirements. Additionally, the degree of protection provided by IP20 ensures basic protection against dust ingress while being suitable for indoor environments not exposed to moisture.</p><p>Weighing in at 3.5 kg, this MCCB strikes an optimal balance between robustness and manageability during installation or replacement procedures. It&#39;s designed for use with XT4N models, enhancing its versatility within existing setups.</p><p>For those concerned about circuit capacity handling capabilities, the main circuit connecting capacity ranges from 85-200 sq-mm which accommodates various conductor sizes effectively ensuring secure connectivity under high load conditions.</p><p>In terms of adaptability to diverse operational demands its rated short circuit current spans from 300-400 A alongside an adjustable current setting range between28-40 A providing users control over performance parameters tailored specifically towards their application needs without sacrificing reliability or efficacy throughout usage scenarios common within Australian technical landscapes today.</p>