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Specification & Description
The Siemens 3UG4614-1BR20 is a state-of-the-art digital monitoring relay designed for meticulous voltage and phase monitoring in industrial applications. This compact device ensures the protection and efficient operation of electrical systems by detecting phase imbalances, phase failures, and under-voltage conditions. With a broad voltage monitoring range of 160 to 690 V AC and adjustable response delay times, it offers flexibility and precision in various settings.
The relay is equipped with a clear LCD for easy setup and monitoring, and it features two changeover contacts with screw terminals for secure and reliable connections. Its snap-on mounting design allows for quick installation, and the unit's small footprint of 22.5 x 91 x 92 mm ensures it fits seamlessly into electrical cabinets and panels.
Engineered for durability and consistent performance, the 3UG4614-1BR20 operates within a wide temperature range and is designed with galvanic isolation to enhance circuit safety. Its robust construction and meticulous design make it an essential component for industrial systems requiring precise voltage and phase monitoring.
Commonly Asked Questions
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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
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Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.
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Frequently Asked Questions
What is the purpose of this digital monitoring relay?
The digital monitoring relay is designed for monitoring phase imbalances, phase sequence, and phase failure in three-phase electrical systems. It also features under-voltage detection capabilities.
Can the phase sequence detection be activated or deactivated?
Yes, the phase sequence detection function on this relay can be activated or deactivated depending on the requirements of the application.
What is the voltage range that this relay can monitor?
This relay is capable of monitoring voltages ranging from 160 to 690 V AC.
Is there an adjustable response delay time for this relay?
Yes, the relay offers an adjustable response delay time ranging from 0.1 to 20 seconds for both start-up and threshold violation scenarios.
What type of connections does this relay support?
The relay supports screw-type terminal connections, allowing for secure and reliable wiring.
What is the accuracy of the digital display on this relay?
The digital display on the relay has an accuracy of +/-1 digit, ensuring precise readings.
How many changeover contacts does this relay have?
This relay is equipped with two changeover contacts for flexible control options in various applications.
What is the mechanical service life of the relay's switching cycles?
The mechanical service life of the relay's switching cycles is typically around 10 million.
Does this relay provide galvanic isolation?
Yes, the relay provides galvanic isolation between the input and output, between the outputs, and between the voltage supply and other circuits.
What are the dimensions of this relay?
The dimensions of the relay are 22.5 mm in width, 92 mm in height, and 91 mm in depth.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.
New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
