<p>In the world of industrial and commercial electrical systems, selecting the right switch is crucial for ensuring safety, efficiency, and reliability. This particular switch stands out due to its robust design and compliance with stringent international standards.</p><p>Crafted from reinforced glass fibre polyamide, this switch boasts a durable black enclosure that not only provides an appealing aesthetic but also ensures longevity even under harsh conditions. Its impressive IP66 degree of protection means it is dust-tight and protected against powerful water jets – ideal for challenging environments where reliability is non-negotiable.</p><p>Operating efficiently in ambient temperatures ranging from -60 to 55 degrees Celsius, this switch is versatile enough to handle extreme climates without compromising performance. This makes it suitable for use in various applications across zones 1, 2, 21, and 22 – areas often subject to explosive atmospheres due to gases or dust.</p><p>The switch meets European Union (ATEX) and IECEx standards and approvals. These certifications underscore its safety credentials in potentially hazardous environments by adhering to rigorous testing protocols that ensure both safety and performance are maintained at all times.</p><p>With a rated current of 2-4 A and a rated voltage capacity of up to 500 VAC for equal potential configurations (and 250 VAC for unequal potential), this switch accommodates a range of electrical demands effectively. The contact configuration features one normally closed (NC) and one normally open (NO) contact. This dual setup allows flexibility in circuit design, catering to diverse operational needs while maintaining simplicity in integration.</p><p>Designed with practicality in mind, the cable cross-section ranges from 0.75-1.5 square millimeters – facilitating straightforward installation while accommodating varying wiring requirements typically encountered on-site.</p><p>Moreover, the contacts are made from silver nickel material which enhances conductivity while providing resistance against wear over time – essential for maintaining consistent performance throughout its lifecycle.</p><p>In summary, this switch combines durability with high-performance specifications tailored for demanding industrial applications. Its adherence to global standards assures users of its capability to perform reliably under pressure while safeguarding personnel through enhanced safety measures inherent in its design philosophy.</p>