<p>For professionals in the electrical engineering and automation sectors, selecting the right components is crucial to ensure reliability and efficiency. The MMS2 Series key actuator switch offers a robust solution for industrial and commercial applications, designed with meticulous attention to technical specifications that meet rigorous standards.</p><p>Crafted from durable metal, this non-illuminated switch is built to withstand challenging environments, with an operational temperature range from -30 to 70 degrees Celsius. Its IP66 degree of protection ensures it is dust-tight and protected against powerful water jets, making it suitable for demanding conditions.</p><p>The switch complies with numerous international standards such as CSA C22.2 No. 14, IEC/EN 60073, IEC/EN 60529, IEC/EN 60947-5-1, IEC/EN 60947-5-5, and UL 508. These certifications confirm its quality and safety across various applications.</p><p>The MMS2 Series features a Faston connection type for quick and secure installation. With a rated insulation voltage of up to 690 V and a rated impulse withstand voltage of 4 kV, it provides reliable performance under high-voltage conditions.</p><p>This particular model has a contact configuration of one normally closed (1NC) circuit. It operates on a maintained function with positions B and C available for specific application needs. The actuator type is key-operated which adds an extra layer of security by ensuring only authorized personnel can operate the device.</p><p>Rated at a thermal current of up to 10 A, the switch can handle significant power loads without compromising performance or safety. The cutout size requirement is standard at 22 mm which allows for easy integration into existing panels or systems without additional modifications.</p><p>While the product itself does not feature illumination directly on its interface due to being non-illuminated by design; if indication is required within your system setup LED block options are compatible providing clear status visibility when integrated appropriately.</p><p>In summary this product combines durability precision engineering compliance with international standards swift connectivity via Faston terminals all while maintaining flexibility through its maintained key functionality This makes it an ideal choice for those seeking dependable control solutions in their electrical systems</p><p>MMS2</p>