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Siemens 3RH2122-1BB40

Name: 3RH2122-1BB40
Brand: Siemens
SKU: 3RH2122-1BB40
Price: 45.93 GBP
Availability: InStock

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Marvo Stock ID MV-7C8Z

HS Code 85364900

SKU 3RH2122-1BB40

Condition Used

Warranty 12 months

Weight (kg) 1.00

Length (mm) 60.00

Width (mm) 60.00

Height (mm) 70.00

EAN 4011209786721

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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	3RH2122-1BB40
Alternative Part Number	3RH21221BB40
Manufacturer	Siemens
Contact Configuration	4 Pole (2 NO + 2 NC)
Operating Voltage	690 V ac
Rated Current	10 A
Contactor Size	S00
Terminal Type	Screw terminal
Insulation Voltage	Rated at 690 V with degree of pollution 3
Surge Voltage Resistance	Rated value 6 kV
Protection Class	IP20 on the front
Shock Resistance	At DC 10g / 5 ms, 5g / 10 ms (rectangular impulse) and 15g / 5 ms, 8g / 10 ms (sine pulse)
Mechanical Service Life	Typical 30,000,000 switching cycles
Degree of Pollution	3
Commodity Code	85364900
Product Type Designation	Contactor relay

The Siemens 3RH2122-1BB40 is a high-quality contactor relay designed for a wide range of industrial applications. This 4-pole device is engineered to facilitate reliable switching of control signals within electrical circuits. With a robust construction, it features 2 normally open (NO) and 2 normally closed (NC) contacts, making it versatile for various control logic requirements.

Rated for use at up to 690 V ac, this contactor relay can handle operating currents up to 10 A, ensuring compatibility with a diverse array of electrical loads. The unit is designed to fit into a size S00 contactor housing, and it comes equipped with screw terminals for secure and straightforward wiring.

The 3RH2122-1BB40 boasts an impressive mechanical service life, capable of up to 30 million switching cycles, which speaks to its durability and longevity in demanding industrial environments. Additionally, it has an insulation voltage rated at 690 V with a degree of pollution 3, and a surge voltage resistance of 6 kV, providing a reliable performance in various electrical conditions.

This contactor relay operates with a control supply voltage of 24 V DC, which is a common standard in industrial control systems, ensuring easy integration into existing setups. The device also features an auxiliary switch for added functionality, expanding its application scope.

Designed with attention to detail, the Siemens 3RH2122-1BB40 contactor relay is a dependable choice for engineers and technicians looking for a reliable solution to manage electrical circuits efficiently and safely.

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.

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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 contact configuration for this contactor relay?

The contactor relay has a configuration of 2 normally open (NO) and 2 normally closed (NC) contacts.

Can this contactor relay be used with DC control circuits?

Yes, this contactor relay is designed for DC control circuits, with a rated control supply voltage of 24 V DC.

What is the maximum operating current for this contactor relay at AC-12?

The maximum operating current for the contactor relay at AC-12 is 10 A.

What are the ambient temperature limits for operating this contactor relay?

The contactor relay can operate within an ambient temperature range of -25 to +60 degrees Celsius.

What is the mechanical service life of this contactor relay?

The mechanical service life of the contactor relay is typically 30 million switching cycles.

What is the insulation voltage rating for this contactor relay?

The insulation voltage rating for the contactor relay, with a degree of pollution 3, is 690 V.

What is the size of this contactor relay?

The contactor relay is of size S00, which is a compact size suitable for various applications.

Is there any specific mounting position required for this contactor relay?

The contactor relay can be mounted in any position with +/-180° rotation possible on a vertical mounting surface and can be tilted forward and backward by +/- 22.5°.

What type of terminal does this contactor relay have for wire connection?

This contactor relay is equipped with screw terminals for secure and reliable wire connections.

How can I ensure short-circuit protection for the auxiliary circuit of this contactor relay?

For short-circuit protection of the auxiliary circuit up to 230 V, a miniature circuit breaker with C characteristic of 6 A; 0.4 kA is recommended.

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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