<p>When considering accessories for industrial and commercial electrical applications, the specifications of your components can significantly impact both performance and safety. This accessory is designed to meet demanding requirements with its robust technical features.</p><p>Rated for a current of 400 A, this accessory ensures efficient power management in high-demand environments. Its capability to handle a rated voltage of up to 690 VAC/VDC makes it versatile for various applications, providing flexibility whether you&#39;re dealing with alternating or direct current systems.</p><p>The product features three poles, which are essential for balanced power distribution across phases in three-phase systems. This design consideration is crucial for maintaining system stability and efficiency in industrial settings.</p><p>With an IP20 degree of protection, the accessory offers basic protection against solid objects larger than 12 mm, such as fingers or tools. While it&#39;s not fully dust-tight or waterproof, it provides adequate safety for indoor installations where higher levels of ingress protection aren&#39;t necessary.</p><p>This accessory is compatible with NHG2 and M2 systems, ensuring seamless integration into existing setups without requiring significant modifications. The suitability with these systems highlights its adaptability and ease of use within established frameworks.</p><p>The cable entry size supports cables up to 185 sq-mm. This ample capacity allows the accommodation of substantial cabling necessary for high-current applications while minimizing resistance and potential overheating issues.</p><p>Designed to house NH2 fuse sizes, the product ensures reliable circuit protection by accommodating fuses capable of interrupting excessive currents effectively. Such compatibility aids in safeguarding your equipment from potential damage due to overcurrent situations.</p><p>An enclosed base type further enhances safety by reducing exposure to live parts and minimizing risks associated with accidental contact during operation or maintenance activities. This feature aligns well with industry standards aimed at promoting safe working environments.</p><p>In summary, this accessory combines essential technical specifications that cater to rigorous industrial demands while ensuring compatibility and safety within existing electrical infrastructures.</p>