Image shown may not reflect the final product
View similar products
Express shipping
Lightning fast shipping if ordered within 00:00:00
Risk-Free Returns, Read Our Policy
Trusted by Global Manufacturers
No Delivery Duties or Additional Fees
Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT1034-1BB44-0AA1 |
| Alternative Part Number | 3RT10341BB440AA1 |
| 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-pole |
| Number of NO Contacts for Main Contacts | 3 |
| Number of NC Contacts for Main Contacts | 0 |
| Operating Current at AC-3 | 32 A at 400 V |
| Operating Current at AC-1 | 50 A at 400 V |
| Control Supply Voltage at DC | 24 V DC |
| Operating Range Factor | 0.8 ... 1.1 of rated value of magnet coil at DC |
| Closing Power of Magnet Coil | 13.3 W at DC |
| Auxiliary Contacts | 2 NO + 2 NC |
| Connection Type | Screw-type terminals for main and auxiliary circuits |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022 |
| Dimensions (W x H x D) | 55 mm x 112 mm x 179 mm |
| Required Spacing | 6 mm to earthed parts at the side |
| Conductor Cross-Section | Solid: 2x (0.75 ... 16 mm²), Stranded: 2x (0.75 ... 25 mm²) for main contacts |
| Operating Frequency | 1,200 1/h at AC-1, 1,000 1/h at AC-3 |
| Ambient Operating Temperature | -25 … +60 °C |
| Installation Altitude | Up to 2,000 m above sea level |
The Siemens 3RT1034-1BB44-0AA1 is a robust and reliable power contactor designed to handle a variety of applications in industrial environments. This contactor is part of the SIRIUS product family, known for its high-quality performance and durability. With a size S2 frame, the device is compact yet powerful, capable of switching motors up to 15 kW at 400 V in AC-3 usage categories.
This model features a 24 V DC control supply voltage, making it suitable for direct current control systems. It comes with three poles and includes both normally open (NO) and normally closed (NC) auxiliary contacts, specifically 2NO + 2NC, which are useful for implementing control logic circuits. The screw-type terminals provide a secure and reliable connection for both the main and auxiliary circuits.
The contactor is designed for easy mounting, with options for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022, allowing for side-by-side installation. It has an IP20 protection class on the front, ensuring that the contactor is protected against touch and foreign objects.
With a mechanical operating life of around 10 million cycles, the Siemens 3RT1034-1BB44-0AA1 is built to last and perform consistently in demanding conditions. Its ambient temperature operating range of -25 to +60 °C makes it versatile for use in various climates and industrial settings.
The contactor's design also includes a built-in varistor for surge suppression, enhancing the protection of the coil from voltage spikes. This feature contributes to the longevity and reliability of the device in fluctuating voltage environments.
Overall, the Siemens 3RT1034-1BB44-0AA1 is a high-quality component that offers reliability and efficiency for controlling electric motors and loads, making it a valuable addition to any industrial control system.
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
Anna
‘I can recommend quick, efficient, and professional.’
Dan
‘The ordering was fast and efficient, and everything arrived just as they said it would.’
Thomas Roland Geaughan
‘Prompt and expert service. Ease of access to find the parts I needed.’
Irene
‘Fast delivery and prompt action.’
Nathalie Jolicoeur
‘Great service. Thank you.’
Muswalin
‘Good packing, quickly delivery and responsible.’
Dan
‘The ordering was fast and efficient, and everything arrived just as they said it would.’
Martin Juřica
‘Fast offer, short delivery time.’
Kayden
‘Services is great.’
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 size of the contactor for this Siemens power contactor?
The Siemens power contactor is of size S2, which is suitable for various industrial applications.
Can this contactor be mounted on a DIN rail?
Yes, this contactor is designed for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022.
What is the insulation voltage rating of this contactor?
The insulation voltage rating of this contactor is 690 V.
What are the ambient temperature limits for operating this contactor?
The contactor can operate within an ambient temperature range of -25 to +60 degrees Celsius.
What is the rated operating current for this contactor at AC-3, 400 V?
At AC-3, 400 V, the rated operating current for the contactor is 32 A.
What type of electrical connections does this contactor support?
This contactor supports screw-type terminals for both the main current circuit and 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.
What are the dimensions of this contactor?
The dimensions of the contactor are 112 mm in height, 55 mm in width, and 179 mm in depth.
What is the control supply voltage for this contactor?
The control supply voltage for this contactor is 24 V DC.
What is the protection class of the terminals on this contactor?
The protection class of the terminals on this contactor is IP00.
