<p>When it comes to selecting reliable and efficient DC isolators for industrial and commercial applications, understanding the technical specifications is crucial. The OTDC Series DC Isolator stands out as a robust choice with its well-engineered features designed to meet stringent safety and operational standards.</p><p>This isolator is engineered with a rated current of 63 A, making it suitable for various demanding applications. It operates seamlessly within a rated frequency of 50/60 Hz and supports a rated voltage of 230/400 VAC. These parameters ensure compatibility with most standard electrical systems, providing flexibility in deployment.</p><p>Designed for durability, the unit boasts an IP20 degree of protection, safeguarding against accidental contact while ensuring reliable performance in controlled environments. Its dimensions—157.5 mm in width, 211 mm in height, and 135 mm in depth—are optimized for space-efficient installation without compromising accessibility or functionality.</p><p>The mounting type is a straightforward 4-hole front mount system that facilitates easy integration into existing setups. Compliance with IEC 60947-1 and IEC 60947-3 standards underscores its adherence to international quality benchmarks, assuring users of both safety and reliability.</p><p>With a short circuit capacity of 25 kA, this isolator can withstand significant fault conditions without sustaining damage, enhancing system resilience. The device also features a rated impulse withstand voltage and impulse voltage capability of up to 4 kV, further fortifying it against transient overvoltages.</p><p>For wiring flexibility, the isolator accommodates cable cross sections up to 25 sq-mm on both top and bottom connections. This feature ensures ease during installation while maintaining secure electrical connections.</p><p>The OTDC Series also includes considerations for power efficiency; it has a low power loss rating at just 2.53 W. Additionally, the pole width measures at an efficient 17.5 mm which aids in compact yet effective circuit design.</p><p>In terms of insulation capabilities, this model offers a rated insulation voltage of up to 440 V ensuring safe operation across varied conditions. Furthermore, the bulbar cross section requirement is &gt;=16 sq-mm providing ample support for stable electrical conduction.</p><p>Finally, this product employs an off-switching type mechanism which enhances control over electrical circuits by allowing quick disconnection when necessary—an essential feature for maintenance or emergency scenarios where rapid isolation from power sources is required.</p><p>Overall, the OTDC Series DC Isolator combines advanced engineering with practical design elements that cater specifically to industrial needs while adhering strictly to safety regulations—a dependable component within your electrical infrastructure toolkit.</p>