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3UG4625-1CW30
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Specification & Description
The Siemens 3UG4625-1CW30 is a state-of-the-art digital monitoring relay designed for residual current monitoring, ensuring optimal performance in a variety of industrial applications. This compact device is engineered to work seamlessly with the Siemens current transformer 3UL23, providing a reliable solution for system protection and monitoring.
With its versatile input voltage range of 24 to 240 V ac/dc, the 3UG4625-1CW30 is suitable for a broad spectrum of power systems, making it a flexible choice for different industrial settings. The relay offers an adjustable current range from 0.03A to 40 A, coupled with an adjustable response delay time of 0.1 to 20 seconds, allowing for precise control and customisation according to specific operational requirements.
The device boasts two changeover (CO) contacts, facilitating easy integration into existing control circuits. Its robust design ensures a buffering time of at least 10 ms in the event of power failure, maintaining system stability and reducing the risk of data loss.
Installation is straightforward, thanks to its DIN Rail Mount/Snap-On Mount design, which allows for quick and secure attachment to standard mounting rails. The compact dimensions of 91 x 22.5 x 102 mm ensure that it occupies minimal space within control panels, preserving valuable real estate for other essential components.
The 3UG4625-1CW30 is built to withstand challenging environmental conditions, operating effectively within a temperature range of -25 to +60 °C and at installation altitudes up to 2000 metres above sea level. Its electromagnetic compatibility and galvanic isolation between input, output, and other circuits underscore its reliability and safety in industrial environments.
This digital monitoring relay is a testament to Siemens' commitment to quality and innovation, providing a dependable solution for monitoring electrical systems and safeguarding against residual currents. Whether used in manufacturing, processing, or other industrial applications, the Siemens 3UG4625-1CW30 is an essential component for modern electrical system management.
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Frequently Asked Questions
What is the purpose of this digital monitoring relay?
The digital monitoring relay is designed for residual current monitoring, ensuring that electrical systems are protected against residual currents which could indicate potential electrical faults.
Can this relay be mounted on a DIN rail?
Yes, it is suitable for DIN rail mounting, allowing for easy installation in electrical cabinets and distribution boards.
What is the operating voltage range for this relay?
The operating voltage range for the relay is 24 to 240 V ac/dc, making it versatile for use in various electrical applications.
Is there a specific ambient temperature range for the operation of this relay?
The relay operates effectively within an ambient temperature range of -25 to +60 degrees Celsius.
What type of electrical connections does this relay support?
The relay supports screw-type terminals, accommodating solid and finely stranded conductors with or without core end processing.
How does the relay respond to power failures?
The relay has a buffering time of at least 10 ms in the event of power failure, providing brief protection against short interruptions in power supply.
What is the maximum installation altitude for this relay?
The maximum installation altitude for the relay is 2,000 metres above sea level.
Does the relay have any certifications or approvals?
Yes, it comes with general product approvals and an EMC Declaration of Conformity among other test certificates.
What is the response time for this relay?
The maximum response time for the relay is 100 ms, ensuring timely reactions to electrical conditions.
Can the pick-up value current and response delay time be adjusted?
Yes, the pick-up value current is adjustable from 30 mA to 40 A, and the response delay time can be set from 0 to 20 seconds.
