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3UG4512-1BR20
Siemens 3UG4512-1BR20 available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3UG4512-1BR20 is an analogue monitoring relay designed to ensure the reliable operation of electrical systems by monitoring phase failure and sequence. This robust device operates within a voltage range of 160 to 690 V AC and is suitable for use in both 50 Hz and 60 Hz systems. With its compact dimensions of 22.5 x 91 x 92 mm, it is ideal for installations where space is limited. The relay features snap-on mounting for easy installation and can be positioned in any orientation. It is engineered to withstand harsh environmental conditions, with an operational temperature range from -25 to +60 °C and a maximum installation altitude of 2,000 metres above sea level. The 3UG4512-1BR20 is equipped with two changeover contacts and offers galvanic isolation between input and output, ensuring safe and efficient operation. This monitoring relay is a reliable choice for maintaining the integrity of three-phase electrical systems.
What is the function of this Siemens monitoring relay?
The Siemens analogue monitoring relay is designed to monitor phase failure and sequence in three-phase systems with a voltage range of 160 to 690 V AC.
What are the dimensions of this monitoring relay?
The dimensions of the Siemens 3UG4512-1BR20 monitoring relay are 22.5 mm in width, 91 mm in depth, and 92 mm in height.
What is the operating temperature range for this relay?
The operating temperature range for the Siemens monitoring relay is from -25 to +60 degrees Celsius.
How is the Siemens monitoring relay mounted?
This relay is mounted using a snap-on method, allowing for easy installation in various positions.
What type of electrical connections does this relay use?
The Siemens 3UG4512-1BR20 uses screw-type terminals for electrical connections.
What is the maximum installation altitude for this relay?
The maximum installation altitude for the Siemens monitoring relay is 2,000 meters above sea level.
Does this relay provide galvanic isolation?
Yes, the Siemens 3UG4512-1BR20 provides galvanic isolation between input and output, between the outputs, and between the voltage supply and other circuits.
What is the continuous current rating of the output relay?
The continuous current rating of the output relay is 4 A for the Siemens 3UG4512-1BR20.
What is the protection class of this monitoring relay?
The Siemens monitoring relay has a protection class of IP20.
What is the rated impulse voltage resistance of this relay?
The rated impulse voltage resistance of the Siemens 3UG4512-1BR20 is 6 kV.
- Monitoring and protection of three-phase electrical systems
- Detection of phase failure and phase sequence errors
- Ensuring operational reliability in industrial automation systems
- Protecting motors and other critical equipment from voltage irregularities
- Use in control panels for electrical distribution systems
- Integration into automated manufacturing processes for enhanced safety
- Application in HVAC systems to monitor and maintain electrical supply stability
- Utilization in renewable energy systems to ensure consistent power quality
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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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
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Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
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6 months ago
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