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Siemens 3RT1026-1BB44

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3RT1026-1BB44
3RT1026-1BB44
3RT1026-1BB44
3RT1026-1BB44
3RT1026-1BB44
3RT1026-1BB44

Image shown may not reflect the final product

Marvo Stock ID MV-6MCG
HS Code 85364900
SKU 3RT1026-1BB44
Condition Used
Category General Automation
Warranty 12 months
Weight (kg) 1.00
Length (mm) 320.00
Width (mm) 250.00
Height (mm) 250.00

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Specification & Description

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Commonly Asked Questions

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Specification & Description

Specification Description
Part Number 3RT1026-1BB44
Alternative Part Number 3RT10261BB44
Manufacturer Siemens
Category General Automation
Poles 3 Pole
Rated Operational Current (AC-3) 25 A at 400 V ac
Control Voltage DC 24 V
Auxiliary Contacts 2 NO + 2 NC
Size S0
Connection Type Screw Connection
Mechanical Service Life 10 million switching cycles for contactor, 5 million with electronics-compatible auxiliary block
Installation Altitude Up to 2000 m above sea level
Ambient Operating Temperature -25 to +60 °C
Degree of Pollution 3
Protection Class IP IP20 for front and terminals
Mounting Type Screw and snap-on mounting onto 35 mm standard mounting rail
Dimensions (H x W x D) 85 mm x 45 mm x 150 mm
Conductor Cross-section Main contacts: max. 2x 10 mm², Auxiliary contacts: max. 2x (0.75 ... 4 mm²)
Approvals General Product Approval, Declaration of Conformity, and others
Commodity Code 85364900

The Siemens 3RT1026-1BB44 is a robust power contactor designed to handle a variety of applications within the realm of industrial automation. This three-pole contactor is engineered to manage AC-3 loads up to 25 A and motor control tasks for motors with a power rating of 11 kW at 400 V AC, making it a versatile choice for a wide range of industrial settings.

Crafted with a size S0 footprint, it offers a compact solution that can be easily integrated into existing systems without requiring extensive space. The contactor is equipped with screw terminals, ensuring a secure and reliable connection for both the main circuit and auxiliary contacts.

The device features an impressive mechanical service life, capable of up to 10 million switching cycles, which speaks to its durability and the reduced need for maintenance. It also includes 2 normally open (NO) and 2 normally closed (NC) contacts, providing flexibility in control circuit design.

With an operational voltage of 24 V DC for the control circuit, the Siemens 3RT1026-1BB44 ensures responsive and efficient performance. It is designed to be mounted either by screws or snapped onto a 35 mm standard mounting rail according to DIN EN 50022, allowing for straightforward installation.

The contactor's construction adheres to a pollution degree of 3 and offers a protection class of IP20 at the front, ensuring it is safeguarded against touch and foreign objects while operating in industrial environments.

This Siemens power contactor is a reliable and efficient solution for those seeking to optimise their automation systems with a component that offers both performance 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.

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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.

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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.

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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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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.

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Frequently Asked Questions

What type of contactor is this Siemens product?

This Siemens product is a power contactor designed for switching an electrical power circuit, similar to a relay except with higher current ratings. It is suitable for use in controlling motors and other electrical loads.

Can you describe the contact configuration of this contactor?

The contactor features a 3-pole configuration with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, providing flexibility for various control circuits.

What is the rated operational current for this contactor in AC-3 usage?

In AC-3 usage, the rated operational current for the contactor is 25 A at 400 V ac.

What is the coil voltage for this contactor?

The coil voltage for this contactor is 24 V dc, which is the control voltage for the activation of the contactor.

What is the mechanical service life of this contactor?

The mechanical service life of the contactor is typically 10 million operating cycles, indicating its durability and reliability over time.

What is the size classification of this contactor?

This contactor is classified as size S0, which is a standard size classification within the Siemens contactor range, indicating its physical dimensions.

What is the maximum installation altitude for this contactor?

The maximum installation altitude for the contactor is 2,000 metres above sea level, beyond which its operational reliability could be affected.

What are the ambient operating temperature limits for this contactor?

The ambient operating temperature range for this contactor is from -25 to +60 degrees Celsius, ensuring operation in a wide range of environmental conditions.

What is the degree of protection provided by the enclosure of this contactor?

The enclosure of this contactor provides a protection class of IP20 on the front, which protects against solid objects larger than 12.5 mm but not against water.

What applications are suitable for this type of contactor?

This type of contactor is suitable for a variety of applications including motor control, heating, lighting, and capacitor switching, among others in industrial environments.

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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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