<p>When selecting an accessory for industrial applications, the focus is on reliability and compliance with industry standards. This particular accessory is designed to meet the rigorous demands of mining, construction, and heavy industry sectors. It operates at a rated voltage of 220 VDC and features an illuminated design that ensures visibility even in challenging environments.</p><p>One of its standout features is the robust degree of protection it offers: IP66 at the front, ensuring resistance against dust and powerful water jets, and IP20 at the terminals for basic protection against finger contact. This makes it suitable for harsh conditions where durability is paramount.</p><p>The product adheres to a comprehensive set of standards including EN IEC 60947-1, EN IEC 60947-5-1, EN IEC 60947-5-5 among others. These certifications underline its compliance with international safety and performance benchmarks such as UL 508 and CSA C22.2 No. 14.</p><p>Designed to withstand ambient temperatures ranging from -25&#176;C to 70&#176;C, this accessory maintains functionality across diverse climates. Its rated insulation voltage stands at a substantial 690 V while offering a rated impulse withstand voltage of up to 6 kV—indicative of its capability to handle transient overvoltages effectively.</p><p>The contact configuration consists of two normally open (2NO) contacts which are ideal for simple circuit designs requiring straightforward operation logic. The actuator type is flush/flush—a sleek design choice that contributes both aesthetic appeal and practical use in confined spaces.</p><p>Featuring a built-in LED lamp colored red for clear indication purposes, it integrates seamlessly into control panels with its standard cutout size of 22 mm. The bezel material made from plastic adds another layer of lightweight durability while maintaining cost-effectiveness.</p><p>For user convenience, this accessory includes all necessary components such as an operator unit, contact block holder along with the LED block itself—streamlining installation processes considerably.</p><p>Its dual-color button setup—green on top indicating &#39;On&#39; and red below signifying &#39;Off&#39;—provides intuitive operation cues reducing potential user errors during operation or maintenance tasks.</p><p>In summary this versatile product combines solid technical specifications with ease-of-use making it well-suited for various demanding industrial applications ensuring long-lasting performance backed by recognized safety approvals without compromising efficiency or reliability in any aspect.</p>