<p>When selecting a reliable and robust switch for industrial or commercial applications, understanding the technical specifications becomes crucial. This particular switch is designed to meet demanding operational environments with precision and durability.</p><p>With a rated voltage of 250 VAC and a current capacity of 4 A, this switch is well-suited for various electrical setups. The housing made from grey cast iron, galvanized for added protection, ensures longevity even in harsh conditions. It boasts an impressive IP65 degree of protection, making it resistant to dust and water ingress—ideal for both indoor and outdoor installations.</p><p>Compliance with EN/IEC 60947-5-1 standards guarantees that this product meets stringent international safety regulations, providing peace of mind regarding its performance and reliability.</p><p>The contact configuration features one normally open (NO) and one normally closed (NC) contact setup. This dual arrangement allows flexibility in circuit design. Thanks to its snap action switching type, it ensures quick response times which are essential in automated systems where timing is critical.</p><p>An offset roller lever actuator type enhances the versatility of this switch by accommodating different actuation angles and movements. With an actuating speed as low as 1 mm/min, it can handle slow-moving applications effectively without compromising on performance.</p><p>Silver contacts are employed within the switch to offer excellent conductivity and resistance to corrosion—a vital feature that extends the lifespan of the component under frequent use.</p><p>For enhanced safety measures, the fuse rating stands at 16 A gG D-Fuse. This helps protect circuits from overloads while maintaining optimal functionality. The cable cross-section allowance of 1.5 sq-mm provides compatibility with standard wiring practices found across many installations.</p><p>Each contact opening measures at (2) 2.5 mm, ensuring secure connections that maintain electrical integrity over time. Furthermore, its mechanical life expectancy reaches up to five million operations—demonstrating exceptional durability suited for high-frequency usage scenarios common in industrial settings.</p><p>In summary, this switch combines robust construction with precise engineering tailored for efficiency in challenging environments—making it a dependable choice for professionals seeking reliability backed by comprehensive technical specifications.</p>