<p>When selecting a reliable and durable switch for industrial or commercial applications, understanding the technical specifications is crucial. This particular switch offers a robust solution with its impressive array of features tailored to meet demanding operational environments.</p><p>The switch operates at a rated voltage of 400 VAC and supports a rated current of 4 A, making it suitable for various electrical control systems. Its housing is constructed from grey cast iron, galvanized for enhanced durability and resistance to environmental factors. With an IP65 degree of protection, this switch is well-equipped to withstand dust ingress and water jets from any direction, ensuring longevity in harsh conditions.</p><p>Adhering to the ENIEC 60947-5-1 standards and approvals signifies that this product meets stringent safety and performance criteria essential in industrial settings. The contact configuration includes one normally open (1NO) contact, which can be advantageous in applications requiring simple on/off operations without complex wiring needs.</p><p>The switching mechanism employs slow action technology, providing precise control over actuation. This feature is particularly useful when gradual engagement or disengagement is necessary to protect sensitive equipment or processes. The actuator type is a roller plunger, designed for smooth operation even at minimal actuating speeds as low as 1 mm/min.</p><p>Constructed with silver contacts, the switch ensures excellent conductivity and reduced risk of corrosion over time. It supports a fuse rating of up to 16 A gG D-Fuse, offering an additional layer of protection against overcurrent scenarios.</p><p>For installation flexibility, the cable cross-section accommodates up to 1.5 sq-mm wires easily fitting into existing setups without extensive modifications. The contact opening measures two separate openings at 6 mm each allowing for straightforward connectivity options during installation or maintenance tasks.</p><p>With an impressive mechanical life expectancy reaching up to ten million operations this switch promises reliability even under frequent usage conditions reducing downtime due to wear-and-tear related failures significantly enhancing productivity levels across applications where consistent performance matters most.</p><p>In summary whether you&#39;re upgrading existing systems or designing new ones these specifications offer peace-of-mind assurance that your investment will stand strong amidst challenging environments while delivering dependable service consistently over time making it an ideal choice within its category.</p>