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Siemens 3RN1012-1BB00

Name: 3RN1012-1BB00
Brand: Siemens
SKU: 3RN1012-1BB00
Price: 161.19 GBP
Availability: InStock

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£161.19 (ex. VAT)

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Marvo Stock ID MV-7VNZ

HS Code 85364900

SKU 3RN1012-1BB00

Condition New unboxed

Warranty 12 months

Weight (kg) 0.10

Length (mm) 91.00

Width (mm) 22.50

Height (mm) 102.00

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More about this product

Specification & Description

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Commonly Asked Questions

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Customer Reviews

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Specification & Description

Specification	Description
Part Number	3RN1012-1BB00
Alternative Part Number	3RN10121BB00
Manufacturer	Siemens
Voltage Type	AC/DC
Supply Voltage	24 V at 50/60 Hz for AC, 24 V for DC
Number of Measuring Circuits	1
Contacts	1NO (Normally Open) / 1NC (Normally Closed)
Change-over Switches	2 for auxiliary contacts
Measurable Temperature Range	60°C to 180°C
Product Functions	Reclosing interlock, Self-reset, Defect storage, External reset
Ambient Operating Temperature	-25°C to +60°C
Protection Class	IP20
Mounting Type	Screw Mount/Snap-On Mount
Connection Type	Screw Terminal
Dimensions (W x H x D)	22.5 mm x 102 mm x 91 mm
Display	LED
Approvals	General Product Approval, EMC, For use in hazardous locations, Various test certificates

The Siemens 3RN1012-1BB00 is a sophisticated motor protection relay designed to safeguard motors from potential hazards. This compact device is engineered to monitor the temperature of motor windings using PTC thermistors, ensuring that your motor is protected from overheating and other temperature-related issues. With a versatile 24 V ac/dc control supply voltage and a user-friendly LED display, the relay provides clear and immediate status indication.

Featuring both manual and automatic reset functions, as well as remote reset capabilities, the 3RN1012-1BB00 offers flexibility in operation and system integration. The unit includes two change-over contacts, allowing for a variety of wiring configurations to suit different control and alarm requirements.

Constructed with screw-type terminals, the relay ensures a secure and reliable electrical connection, while its screw mount and snap-on mount options provide ease of installation in a range of industrial settings. The relay's compact dimensions, 23 x 91 x 102 mm, make it an ideal choice for space-constrained environments.

The 3RN1012-1BB00 is designed to operate within a broad ambient temperature range of -25 to +60 degrees Celsius, making it suitable for a wide array of operating conditions. Its IP20 protection class signifies that the device is protected against solid objects larger than 12.5 mm, adding to its durability and reliability in industrial applications.

This motor protection relay is a testament to Siemens' commitment to quality and innovation, offering a reliable solution for motor protection that is both effective and easy to use. Whether you're looking to protect a single motor or integrate protection into a larger system, the Siemens 3RN1012-1BB00 is a prudent choice for motor safety and longevity.

Commonly Asked Questions

Is my order covered by a warranty?

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.

What payment methods do you accept?

We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

Is Marvo a credible parts supplier?

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.

Have steps been taken to ensure quality control?

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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Our service to you

Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.

No-Risk Returns, Guaranteed: Return your parts anytime for a full refund. Our hassle-free return policy ensures you’re never stuck with something you don’t need.

Clear Pricing with No Hidden Fees: What you see is what you pay, transparent pricing with no extra costs, ever. Rest assured, all taxes and fees are already included in your final price.

Rock-Solid Reliability at a Fraction of the Cost: Get pre-owned electronic parts that are fully tested for peak performance, saving you money without compromising on quality, backed by a comprehensive warranty.

Frequently Asked Questions

What is the purpose of this motor protection relay?

This motor protection relay is designed to safeguard motors from overheating by monitoring the temperature via connected thermistors and providing a switch-off mechanism if a critical temperature is reached.

Can this relay be used with both AC and DC control circuits?

Yes, the relay is suitable for use with 24 V AC/DC control circuits, providing flexibility for integration into various electrical systems.

What are the mounting options for this relay?

The relay offers both screw and snap-on mounting options, allowing for easy installation in a variety of settings.

What type of terminals does this relay have for electrical connections?

It is equipped with screw-type terminals for secure and reliable electrical connections in auxiliary and control current circuits.

What is the ambient temperature range for the operation of this relay?

The relay can operate within an ambient temperature range of -25 to +60 degrees Celsius, ensuring performance in a wide range of environmental conditions.

Does this relay have a manual reset function?

Yes, the relay includes a manual reset function, allowing operators to manually reset the device after a trip event.

What is the significance of the LED display on this relay?

The LED display provides a visual indication of the relay's status, which can be helpful for monitoring and diagnostics.

How many auxiliary contacts does this relay have?

The relay has 1 normally open (NO) and 1 normally closed (NC) auxiliary contact for signaling and control purposes.

What is the protection class of this relay?

The relay has a protection class of IP20, indicating a basic level of protection against solid objects.

Can this relay be used for applications requiring reclosing lockout?

Yes, the relay features a reclosing lockout function to prevent automatic restarting of the motor under certain conditions.

Part conditions explained

We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:

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.

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