Search Icon Account Icon Basket Icon

Siemens 3RT1034-3BB40

Wrong part? Click here

£36.56 (ex. VAT)

Learn more about our conditions.
Payment icons
3RT1034-3BB40

Image shown may not reflect the final product

Marvo Stock ID MV-1SJH
HS Code 85364900
SKU 3RT1034-3BB40
Condition Used
Warranty 12 months
Weight (kg) 0.50
Length (mm) 130.00
Width (mm) 55.00
Height (mm) 112.00

Express delivery

Lightning fast delivery if ordered within 00:00:00

Need it urgently?

Call: +44 20 4570 3439

Quoting Marvo Stock ID: MV-1SJH

More about this product

Chevron

Specification & Description

View now
Chevron

Commonly Asked Questions

View now
Chevron

Customer Reviews

View now
Chevron

Similar Products

View now

Specification & Description

Specification Description
Part Number 3RT1034-3BB40
Alternative Part Number 3RT10343BB40
Manufacturer Siemens
Product Type Power Contactor
Size of Contactor S2
Rated Insulation Voltage 690 V
Degree of Pollution 3
Surge Voltage Resistance 6 kV
Maximum Voltage for Safe Isolation 400 V between coil and main contacts according to EN 60947-1
Protection Class IP IP20 on the front, IP00 of the terminal
Shock Resistance 10g / 5 ms, 5g / 10 ms at DC
Mechanical Operating Cycles 10,000,000 typical
Number of Poles 3
Number of NO Contacts for Main Contacts 3
Operating Current at AC-3 32 A at 400 V
Operating Current at AC-1 50 A at 400 V
Control Supply Voltage 24 V DC
Operating Range Factor 0.8 … 1.1 for DC magnet coil
Mounting Type Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022
Width 55 mm
Height 112 mm
Depth 130 mm
Required Spacing 6 mm to earthed parts at the side
Connection Type Screw-type terminals for main circuit, Cage Clamp terminals for auxiliary and control circuit
Conductor Cross-section Solid: 2x (0.75 ... 16 mm²), Stranded: 2x (0.75 ... 25 mm²)
Operating Power at AC-3 15 kW at 400 V
Ambient Temperature Range -25 … +60 °C during operation
Installation Altitude Up to 2,000 m above sea level

The Siemens 3RT1034-3BB40 is a robust power contactor designed for industrial applications requiring reliable switching of motors and other electrical loads. This contactor is part of the SIRIUS product family, known for its high-quality performance and durability in demanding environments.

With a size S2 frame, the 3RT1034-3BB40 is equipped with three poles and a control voltage of 24 V DC, making it suitable for a wide range of direct current operations. It is capable of handling AC-3 category loads up to 15 kW at 400 V, which is a testament to its capability to manage significant power levels efficiently.

The contactor features spring-type terminals, which provide a secure and maintenance-free electrical connection, ensuring long-term reliability and ease of installation. The device is designed with a protection class of IP20 on the front, offering a degree of protection against solid objects and making it suitable for use in controlled environments.

Engineered for a mechanical service life of up to 10 million operating cycles, the Siemens 3RT1034-3BB40 is built to last, reducing the need for frequent replacements and maintenance. Its compact dimensions allow for space-saving installation, and the ability to mount it onto a 35 mm standard mounting rail according to DIN EN 50022 facilitates easy integration into existing systems.

The contactor's design ensures compatibility with a wide range of conductor cross-sections, both solid and stranded, providing flexibility for various wiring requirements. Additionally, the unit's compliance with international standards reflects its quality and suitability for global industrial applications.

Overall, the Siemens 3RT1034-3BB40 is a reliable and efficient solution for controlling high-power loads in industrial settings, offering both performance and durability.

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.

Read more...

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.

Read more...

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.

Read more...

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.

Read more...

How do I create an account?

Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.

Read more...

Peace of mind with every purchase

Stars Milan Kosík

‘Large selection of spare parts, fast delivery.’

Stars Nathalie Jolicoeur

‘Great service. Thank you.’

Stars Muswalin

‘Good packing, quickly delivery and responsible.’

Learn more about Marvo
 

Our service to you

Stopwatch

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.

Shield

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.

Checkmark

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.

Stars

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 are the main characteristics of this contactor?

This contactor is a 3-pole device with a rated control supply voltage of 24 V DC. It's designed for AC-3 applications up to 15 kW at 400 V and has a size S2. The contactor features screw-type terminals for the main circuit and spring-loaded terminals for the auxiliary and control circuit.

Can this contactor be mounted on a DIN rail?

Yes, the contactor is designed for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022. It also supports side-by-side mounting.

What is the insulation voltage rating of this contactor?

The insulation voltage rating of the contactor is 690 V, which is the rated value for ensuring safe operation.

What type of terminals does this contactor have?

The contactor is equipped with screw-type terminals for the main current circuit and spring-loaded terminals for the auxiliary and control current circuit.

What is the mechanical service life of this contactor?

The mechanical service life of the contactor is typically 10 million operating cycles, ensuring long-term reliability in various applications.

What are the dimensions of this contactor?

The dimensions of the contactor are 112 mm in height, 55 mm in width, and 130 mm in depth, making it compact for its capabilities.

What is the operating current rating for AC-3 usage at 400 V?

For AC-3 usage at 400 V, the operating current rating is 32 A.

Is this contactor suitable for use in environments with high ambient temperatures?

The contactor can operate within an ambient temperature range of -25 to +60 degrees Celsius, making it suitable for various industrial environments.

What is the protection class of the contactor's front side?

The front side of the contactor has a protection class of IP20, providing a degree of protection against solid objects.

What is the rated operating frequency for this contactor in AC-3 applications?

The rated operating frequency for the contactor in AC-3 applications is 1,000 operations per hour.

Part condition box

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.

The Smart Part

Factories implementing AI-driven systems, highlighting the benefits of investing in artificial intelligence.## Should You Be Investing in Artificial Intelligence?

Should you be investing in artificial intelligence?

Marvo

Just a few years back, investing in AI only existed in the realm of science fiction. It was a futuristic technology that could be found solely in books or in Hollywood films. Fast forward to todays world and AI is rapidly becoming an integral part of our daily lives. It is reshaping how we work, communicate and solve complex problems.

4 min read December 13, 2024
The top 10 ways to improve your supply chain strategy

10 advanced techniques to improve your supply chain strategy

Marvo

A robust supply chain strategy is crucial in today’s interconnected and rapidly evolving global economy. Problems that businesses face include shifting consumer preferences, interruptions in supply, and an increasing focus on sustainability. This article delves into ten cutting-edge methods, in order to keep supply chain tactics robust, efficient, and competitive.

7 min read November 22, 2024
What is supply chain optimisation? Automation technologies in modern supply chains

What is supply chain optimisation?

Marvo

Supply chain optimisation is the key to navigating today's rapidly evolving manufacturing landscape. By improving their operations and logistics, businesses can reach greater levels of efficiency. This refinement also leads to strategic agility. As a result, companies position themselves to adapt to new challenges and seize opportunities.

6 min read November 1, 2024
See all articles