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Check similar products or call us on +44 20 4570 3439 for assistance
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Specification & Description
The Siemens 3RU Series Overload Relay is a robust and reliable component designed for industrial applications requiring precise motor protection. This overload relay, with a part number 3RU1136-4BB0, is engineered to safeguard motors from excessive current draw, which can lead to overheating and potential damage. It operates with a voltage rating of up to 690 V and is suitable for a single channel configuration.
The device features a compact design, measuring 105 x 55 x 118 mm, making it an ideal choice for installations where space is at a premium. It comes equipped with 1NC/1NO contacts, providing flexibility for integration into various control circuits. The overload relay is classified under trip class 10, ensuring quick response to overcurrent conditions to prevent motor failure.
Constructed to the high standards expected from Siemens, this overload relay is a dependable solution for a wide range of industrial motor control applications. Its straightforward mounting process allows for direct attachment to contactors, facilitating easy installation and maintenance. The 3RU1136-4BB0 is a testament to Siemens' commitment to quality, offering both performance and durability for motor protection in demanding environments.
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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Frequently Asked Questions
What is the voltage rating for this overload relay?
The overload relay is rated for a voltage of up to 690 V.
Can you describe the size and class of this overload relay?
This is a size S2, class 10 thermal overload relay, suitable for contactor mounting.
What are the dimensions of this overload relay?
The dimensions of the overload relay are 105 mm in height, 55 mm in width, and 118 mm in depth.
What is the ambient temperature range for operating this overload relay?
The ambient temperature range for operating the overload relay is from -20°C to +70°C.
What type of contacts does this overload relay have?
The overload relay is equipped with 1 Normally Closed (NC) and 1 Normally Open (NO) contact.
What is the adjustable response current range for this overload relay?
The adjustable response current range for the 3RU1136-4BB0 is 14 to 20 A.
What is the protection class of the front side of this overload relay?
The front side of the overload relay has a protection class of IP20.
Is this overload relay finger-safe?
Yes, the overload relay is designed to be finger-safe, providing protection against electrical shock.
What is the maximum installation altitude for this overload relay?
The maximum installation altitude for the overload relay is 2,000 meters above sea level.
What type of terminals does this overload relay have for electrical connections?
The overload relay has screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
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.
