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Availability: More than 25 in stock
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
Manufacturer: | Siemens |
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Part number: | 3VA9978-0BF23 |
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The Siemens 3VA9978-0BF23 is a high-quality time-delay device designed to enhance the functionality of the 3VA undervoltage release systems. This accessory, part of the SENTRON product line, operates with a fixed delay of 24V DC, ensuring reliable performance in various industrial applications. With a minimum off delay time of 100 milliseconds, it provides precise control over power supply interruptions, making it an essential component for maintaining system stability.
The device features a compact design with dimensions of 57.5 mm in height, 44.8 mm in width, and 72.3 mm in depth, and weighs just 117 grams. It is engineered for easy installation, with screw-type terminals that require a tightening torque between 0.8 and 1.2 N·m. The stripped length for connections is 10 mm, accommodating AWG numbers 20 to 16 for auxiliary contacts.
Certified for both IEC and UL standards, the Siemens 3VA9978-0BF23 ensures compliance with international safety and performance regulations. This time-delay device is an ideal choice for professionals seeking a dependable solution to manage undervoltage conditions in their electrical systems.
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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