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Siemens 3RT1023-3BB40

Name: 3RT1023-3BB40
Brand: Siemens
SKU: 3RT1023-3BB40
Price: 40.37 GBP
Availability: InStock

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Marvo Stock ID MV-7CVI

HS Code 85364900

SKU 3RT1023-3BB40

Condition Used

Warranty 12 months

Weight (kg) 2.00

Length (mm) 300.00

Width (mm) 190.00

Height (mm) 150.00

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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	3RT1023-3BB40
Alternative Part Number	3RT10233BB40
Manufacturer	Siemens
Poles	3 Poles
Contact Configuration	3NO (3 Normally Open)
Rated Operational Current	9 A at AC-3 / 400 V
Power Rating	4 kW at 400 V
Control Voltage	24V DC
Contactor Size	S0
Connection Type	Cage Clamp Connection
Mounting Position	Vertical
Protection Class	IP20
Degree of Pollution	3
Installation Altitude	Up to 2,000 m above sea level
Ambient Operating Temperature	-25 … +60 °C
Mechanical Operating Cycles	10,000,000 typical for contactor
Number of NC Contacts (Main)	0
Number of NO Contacts (Main)	3
Operating Current at AC-1	40 A at 400 V
Operating Current at AC-4	8.5 A at 400 V
Service Power at AC-2	4 kW at 400 V
Service Power at AC-3	4 kW at 400 V
Service Power at AC-4	4,000 W at 400 V
Control Circuit Voltage Type	DC
Operating Range Factor	0.8 … 1.1 for DC
Pull-in Power	5.4 W for DC
Holding Power	5.4 W for DC
Contact Reliability	1 faulty switching per 100 million (17 V, 1 mA) for auxiliary contacts
Short-Circuit Protection	Fuse gL/gG: 10 A for auxiliary switch, Fuse gL/gG: 63 A for main circuit
Mounting Type	Screw and snap-on mounting onto 35 mm standard mounting rail (DIN EN 50022)
Width	45 mm
Height	85 mm
Depth	100 mm
Required Spacing	6 mm to earthed parts/sideways
Commodity Code	853649

The Siemens 3RT1023-3BB40 is a robust power contactor designed to handle a variety of applications within industrial environments. This contactor is part of the SIRIUS product family, known for its reliability and efficiency in controlling motors and loads. With a compact size S0 footprint, it is suitable for space-saving installations and can be easily integrated into existing systems.

This power contactor is equipped with three poles and exclusively normally open (NO) contacts, making it ideal for applications requiring a high switching capacity. It is rated for AC-3 usage at 4 kW/400 V, ensuring it can manage the demands of moderate power motors with ease. The DC control voltage of 24V allows for direct integration with programmable logic controllers (PLCs) and other low-voltage control systems.

The contactor boasts a mechanical service life of up to 10 million operating cycles, indicating its durability and long-term performance. It also features a cage clamp connection and can be mounted in a vertical position, offering flexibility and ease of installation. With an IP20 protection class on the front, it provides a basic level of protection against solid objects.

Designed to operate within a wide ambient temperature range of -25 to +60 degrees Celsius and at installation altitudes of up to 2000 meters above sea level, the Siemens 3RT1023-3BB40 is versatile and adaptable to various working conditions. Its compliance with international standards ensures it meets the requirements for a wide range of industrial applications.

Whether you're looking to control motors, lighting, heating, or ventilation systems, this Siemens power contactor is a reliable choice that combines performance with a user-friendly design.

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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‘Large selection of spare parts, fast delivery.’

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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 are the main characteristics of this power contactor?

The power contactor is a 3-pole device with 3 normally open (NO) contacts, rated for 9 A operating current at AC-3 400 V, and has a control voltage of 24V DC. It's designed for a power rating of 4 kW at 400 V in AC-3 applications and is suitable for mounting onto a 35 mm standard mounting rail according to DIN EN 50022.

Can this contactor be installed in any orientation?

The contactor is designed for vertical mounting positions to ensure proper operation and longevity.

What is the size of this contactor and how much space is required for installation?

The contactor is of size S0, with dimensions of 45 mm in width, 85 mm in height, and 100 mm in depth. A spacing of 6 mm to earthed parts is required at the side for proper installation.

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

This contactor features 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, which can vary when auxiliary switch blocks are added.

What is the ambient temperature range for operating this contactor?

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

What is the IP protection class of this contactor?

The contactor has an IP20 protection class on the front, indicating protection against solid objects larger than 12.5 mm but not against water.

What is the maximum installation altitude for this contactor?

The maximum installation altitude for the contactor is 2,000 meters above sea level.

How is the contact reliability of the auxiliary contacts rated?

The contact reliability of the auxiliary contacts is rated at 1 faulty switching per 100 million at 17 V, 1 mA.

What type of protection is required for the contactor's circuits?

For short-circuit protection of the main circuit, a fuse gL/gG with a rating of 63 A is required for type of coordination 1, and 25 A for type of coordination 2. For the auxiliary switch, a fuse gL/gG of 10 A is required.

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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