<p>When seeking a robust and reliable solution for circuit protection in industrial and commercial settings, this non-automatic air circuit breaker (ACB) offers a compelling choice. Designed to handle demanding electrical environments, it features a rated current of 2500 A, making it suitable for high-capacity applications where safety and performance are paramount.</p><p>This ACB is engineered with a rated impulse withstand voltage of 12 kV and an insulation voltage of 1000 V, providing ample protection against electrical surges and ensuring operational integrity under various conditions. Its rated operational voltage stands at 690 VAC, accommodating common industrial power systems.</p><p>The product&#39;s construction includes four poles, offering comprehensive coverage for multi-phase systems. With an IP30 degree of protection, it safeguards against solid objects larger than 2.5 mm while being housed in environments free from dust ingress that could affect its operation.</p><p>In terms of physical dimensions, the unit measures 407 mm in width, 425 mm in height, and has a depth of 383 mm—dimensions that facilitate integration into existing setups without compromising on space or accessibility. Despite its substantial capabilities, the breaker maintains a manageable weight of 55 kg.</p><p>Efficiency is another highlight; with power loss limited to just 550 W during operation, this ACB helps maintain energy efficiency across your system while minimizing unnecessary heat generation—a critical factor in maintaining equipment longevity and reducing cooling requirements.</p><p>Conforming to IEC 309 standards ensures that this product meets international benchmarks for quality and safety. This compliance underscores its reliability as part of any electrical infrastructure requiring rigorous adherence to global standards.</p><p>Overall, if you&#39;re looking for an air circuit breaker that balances technical prowess with practical usability within industrial frameworks or large-scale commercial installations, this model comes equipped to meet those needs effectively.</p>