<p>The 452 Roller Lever D is a robust and reliable industrial component designed for demanding environments. Crafted with precision, its housing is made from durable grey cast iron, which has been galvanized to enhance its resistance against corrosion and wear. This ensures longevity and consistent performance even in challenging conditions.</p><p>Operating at a rated voltage of 400 VAC and supporting a current of up to 4 A, the 452 Roller Lever D caters to a range of applications in industrial automation systems. Its electrical specifications make it suitable for integration into various control circuits where reliability is paramount.</p><p>With an IP65 degree of protection, the device offers superior defense against dust ingress and low-pressure water jets from any direction. This makes it ideal for use in settings where exposure to moisture or particulate matter could otherwise compromise functionality.</p><p>Certified under CCC and meeting standards such as EC000030 and ENIEC 60947-5-1, the product adheres to international safety and performance criteria. These certifications provide users with confidence that the switch will perform reliably while complying with regulatory requirements.</p><p>Weighing in at 1975 grams, this sturdy component is engineered for stability during operation. The contact configuration features one normally open (1NO) contact type, utilizing silver as the contact material for excellent conductivity and minimal resistance loss over time.</p><p>The switching mechanism employs slow action technology, ensuring controlled engagement that reduces wear on components—an essential feature when precision timing is crucial within automated processes. Each contact opening measures two instances of 6 mm each, allowing ample space for secure connection points.</p><p>One standout aspect of this roller lever switch is its impressive mechanical life span—it can withstand up to ten million operations without failure. This durability translates into reduced maintenance costs and less downtime due to replacements or repairs over its operational lifetime.</p><p>In summary, the 452 Roller Lever D combines rugged construction with high-performance capabilities suited to industrial applications requiring dependable operation under varied environmental conditions. Its adherence to recognized standards further underscores its quality assurance credentials—making it an excellent choice for professionals seeking reliable components tailored specifically towards their technical needs.</p>