<p>For professionals in the electrical engineering and automation sectors, ensuring reliable phase failure detection is crucial to maintaining system integrity. This product offers a comprehensive solution with its robust specifications tailored for industrial and commercial applications.</p><p>The device operates within a measuring range of 208-440 VAC (L-L), accommodating most standard voltage requirements. Its rated voltage spans from 200-500 VAC, providing flexibility for various installations. With a rated current of 4 A and supporting both 50 Hz and 60 Hz frequencies, it aligns seamlessly with diverse operational environments.</p><p>A standout feature is its contact form: a single-pole double-throw (SPDT) configuration. This design enhances versatility by allowing one input to be switched between two outputs, which is essential for complex circuit management. The mounting type supports both 35 x 15 mm and 35 x 7.5 mm DIN Rails, ensuring compatibility with existing setups and simplifying installation processes.</p><p>The terminal type employs screw connections, known for their reliability in maintaining secure electrical contacts even under vibration or thermal cycling conditions. Measuring at just 22.5 mm in width and standing at a height of 78 mm, this compact unit efficiently utilizes space without compromising functionality.</p><p>Operational efficiency is further enhanced by the device&#39;s timing features: a start-up delay and tripping delay each set at 500 ms ensure stability during transient conditions or initial power-ups—critical for preventing unnecessary shutdowns or false alarms.</p><p>Functionally designed for phase failure detection and neutral monitoring, this product meets rigorous standards as evidenced by its CAN/CSA IEC/EN UL approvals—reassuring users of its compliance with international safety regulations.</p><p>In terms of protection, it boasts an IP20 rating against solid objects larger than 12mm like fingers or tools while offering an IP50 degree of pollution protection that guards against dust ingress to ensure long-term reliability under typical industrial conditions.</p><p>Despite these robust features, the unit remains lightweight at only 0.068 kg—a testament to modern engineering allowing ease of handling during installation or maintenance activities without sacrificing durability or performance standards expected in demanding environments.</p><p>Overall, this phase failure detector provides an effective balance between technical capability and practical application needs making it suitable for those seeking dependable solutions in power quality monitoring systems across various sectors.</p>