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Siemens 3RT1026-3BB40

Name: 3RT1026-3BB40
Brand: Siemens
SKU: 3RT1026-3BB40
Price: 52.58 GBP
Availability: InStock

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£52.58 (ex. VAT)

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Marvo Stock ID MV-7D0K

HS Code 85364900

SKU 3RT1026-3BB40

Condition Used

Warranty 12 months

Weight (kg) 1.00

Length (mm) 350.00

Width (mm) 250.00

Height (mm) 110.00

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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	3RT1026-3BB40
Alternative Part Number	3RT10263BB40
Manufacturer	Siemens
Contact Configuration	3NO (3 Normally Open contacts)
Rated Operational Current (AC-3)	25 A at 400 V
Rated Operational Current (AC-1)	40 A at 400 V
Control Voltage	24 V dc
Contactor Size	S0
Rated Operational Power (AC-3)	11 kW at 400 V
Rated Operational Power (AC-1)	23 kW at 400 V
Protection Class	IP20; IP00
Mechanical Service Life	10 million operating cycles
Mounting Type	Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022
Electrical Connection	Screw-type terminals for main circuit; spring-loaded terminals for auxiliary and control circuit
Operating Temperature Range	-25 to +60 °C
Short-Circuit Protection	Fuse gL/gG: 100 A for coordination 1, 35 A for coordination 2
Dimensions (H x W x D)	85 mm x 45 mm x 100 mm
Commodity Code	853649

The Siemens 3RT1026-3BB40 is a robust power contactor designed to handle a variety of applications within industrial environments. This contactor is part of the SIRIUS product line, renowned for its reliability and efficiency. With a size S0 footprint, it is compact enough for space-saving installations yet powerful enough to manage AC-3 loads up to 11 kW at 400 V.

The unit features three poles and operates with a DC control supply voltage of 24 V, making it suitable for integration into a wide range of control circuits. The contactor is engineered for quick and secure connection, offering both screw-type terminals for the main current circuit and Cage Clamp terminals for auxiliary and control current circuits, which cater to the preferences of different installation practices.

Designed for straightforward mounting, the 3RT1026-3BB40 can be easily fixed onto a 35 mm standard mounting rail in accordance with DIN EN 50022 standards, and it supports side-by-side installation, allowing for efficient use of panel space. The contactor's mechanical service life is impressive, boasting up to 10 million operating cycles, which underscores its durability and long-term performance.

This power contactor is an excellent choice for those seeking a dependable solution for controlling motors and loads in industrial applications, offering both performance and resilience in a compact package.

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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Learn more about Marvo

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 type of contactor is the Siemens 3RT1026-3BB40?

The Siemens 3RT1026-3BB40 is a power contactor designed for switching motors and other loads. It is part of the SIRIUS product family and is suitable for use in AC-3 applications up to 11 kW/400 V.

Can the 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, allowing for easy installation in control cabinets.

What is the control voltage for this contactor?

The control voltage for the Siemens 3RT1026-3BB40 contactor is 24 V DC, which is used to energise the contactor's coil.

What is the IP rating of the Siemens 3RT1026-3BB40?

The contactor has an IP20 protection rating on the front and IP00 for the terminal, providing a degree of protection against solid objects.

What is the mechanical service life of the contactor?

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

What are the ambient operating temperature limits for this contactor?

The ambient operating temperature range for the contactor is from -25°C to +60°C, making it suitable for a wide range of environmental conditions.

What type of terminals does the contactor have for electrical connections?

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

How many NO and NC contacts does the contactor have?

The Siemens 3RT1026-3BB40 contactor has 3 normally open (NO) contacts for the main contacts and does not have normally closed (NC) contacts.

What is the maximum operating altitude for the contactor?

The contactor can be operated at a maximum altitude of 2,000 meters above sea level without derating.

Is the Siemens 3RT1026-3BB40 compliant with any specific standards?

The contactor complies with international standards, ensuring its suitability for global use in industrial control applications.

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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