<p>When selecting the right product for your industrial or commercial electrical needs, it&#39;s crucial to focus on specifications and performance. The Product Type 966 offers a robust solution with its comprehensive features designed to meet demanding applications.</p><p>This device is engineered to handle a rated current of 63 A, making it suitable for various moderate power distribution tasks. With dimensions of 286 mm in width, 103 mm in height, and 131 mm in length, it provides a compact yet effective design that fits seamlessly into existing setups.</p><p>The unit&#39;s weight stands at 2.11 kg, ensuring manageable handling during installation or maintenance. Its rated impulse withstand voltage is an impressive 8 kV, offering reliable protection against transient overvoltages.</p><p>Operating within a rated voltage range of 380-415 V and supporting motor rated voltages within the same range (380-415 VAC), this product is versatile enough for numerous applications. It boasts four poles and adheres to IP20 degree of protection standards, ensuring safety from solid objects larger than 12 mm while being ideal for indoor environments with minimal dust exposure.</p><p>For mounting flexibility, this device can be installed using either base or DIN rail methods. The direct-mounted handle type facilitates straightforward operation without additional tools or accessories.</p><p>The screw clamp terminal type ensures secure connections while maintaining ease of use during wiring processes. Rated insulation voltage reaches up to 800 V with a withstand current capability of 2.5 kA—a testament to its durability under stress conditions.</p><p>Power efficiency is also noteworthy; the unit maintains a low power loss of just 2.8 W which contributes positively towards energy conservation efforts on-site. The tightening torque requirement stands at a precise 6 N-m further enhancing connection reliability across different installations.</p><p>With an air thermal current rating matching its rated current at 63 A and featuring an open transition type configuration along with switched-simultaneous function for the fourth pole—this product offers balanced performance across all operational facets.</p><p>Additionally equipped with supplies positioned on top and load connections below—installation logistics are simplified significantly reducing potential errors during setup phases thereby streamlining overall workflow efficiency throughout project lifecycles effectively meeting technical requirements head-on whilst delivering consistent results time after time as expected by professionals worldwide today Controller Type:21D</p>