<p>For professionals in the electrical engineering and automation sectors, selecting the right Automatic Air Circuit Breaker (ACB) is crucial for ensuring system reliability and safety. This ACB model is designed to meet rigorous industry standards while providing robust performance for industrial and commercial applications.</p><p>With a rated current of 800 A, this ACB is well-suited for handling substantial electrical loads. It features a rated impulse withstand voltage of 12 kV, offering excellent protection against transient overvoltages. The rated insulation voltage stands at 1000 V, which ensures effective isolation between live conductors and grounded parts within your systems.</p><p>Operating at a rated voltage of 690 VAC, this circuit breaker can efficiently manage medium-voltage installations. Its release type is EL, paired with an Ekip Touch LSIG trip unit that provides advanced protection functions including long-time, short-time, instantaneous, and ground fault protections. This combination enhances the breaker&#39;s ability to respond quickly to faults and maintain system integrity.</p><p>The power loss associated with this unit is 72 W—an important consideration when assessing overall energy efficiency in your installations. With four poles available, it offers flexibility in connection configurations for diverse application needs.</p><p>This ACB boasts a substantial breaking capacity of 85 kA, making it capable of interrupting high fault currents without damage or risk to connected equipment. The degree of protection is IP30, suitable for indoor environments where basic ingress protection from solid objects greater than 2.5 mm in size is required.</p><p>In terms of dimensions, the breaker measures 407 mm in width by 425 mm in height by 383 mm in depth—a compact footprint that facilitates integration into existing panel setups without demanding excessive space allocation. Weighing in at 55 kg, it strikes a balance between sturdiness and manageable installation requirements.</p><p>Compliance with IEC 309 standards underscores its adherence to international benchmarks for safety and performance—providing peace of mind that you are investing in reliable technology built to last under demanding conditions.</p><p>Overall, this automatic ACB offers a comprehensive solution tailored for those who prioritize durability and precision control within their electrical infrastructure projects.</p>