<p>When selecting an AF Contactor for your industrial or commercial applications, the specifications of this model provide a robust solution tailored to meet demanding electrical requirements. With a rated voltage of 690 VAC and a current rating of 55 A, it is well-suited for medium-duty operations in environments that require reliable performance.</p><p>This contactor can operate efficiently across common industrial frequencies with its rated frequency range of 50/60 Hz. A notable feature is its power loss values—2.4 W and 1.3 W—which highlight its efficiency in minimizing energy wastage while maintaining operational integrity.</p><p>Safety and durability are paramount, underscored by its rated impulse withstand voltage of 6 kV and insulation voltage also at 690 V. These ratings ensure it can handle transient over-voltages effectively, safeguarding both the equipment and personnel from potential electrical hazards.</p><p>The contact configuration includes two normally open (2NO) and two normally closed (2NC) contacts, providing flexibility in control circuit design which can be particularly beneficial in complex automation systems.</p><p>Installation versatility is enhanced through its dual mounting options: DIN rail or panel mounting, accommodating various installation preferences or constraints within your setup. The screw terminal type ensures secure connections, reducing the risk of accidental disconnections during operation.</p><p>In terms of physical dimensions, the compact width of 45 mm allows for efficient space utilization within control panels without compromising on functionality. Its height measures at 86 mm and depth at 101 mm, making it a manageable size for most standard enclosures while still offering substantial performance capabilities with a rated power output of up to 11 kW.</p><p>With an IP20 degree of protection rating, this contactor provides basic protection against solid objects larger than 12 mm but should be installed in appropriate enclosures when used in dusty or wet environments to maintain optimal performance over time.</p><p>Overall, this AF Contactor offers reliability and adaptability for those seeking dependable solutions for their electrical systems&#39; switching needs without unnecessary complexity or excess features that add cost without benefit to your specific application requirements.</p>