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Siemens 3RT2023-1DB44-3MA0

Name: 3RT2023-1DB44-3MA0
Brand: Siemens
SKU: 3RT2023-1DB44-3MA0
Price: 104.41 GBP
Availability: OutOfStock

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Marvo Stock ID MV-CSNX

HS Code 85364900

SKU 3RT2023-1DB44-3MA0

Warranty 12 months

Weight (kg) 0.40

Length (mm) 151.00

Width (mm) 45.00

Height (mm) 85.00

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Specification & Description

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Specification & Description

Specification	Description
Part Number	3RT2023-1DB44-3MA0
Alternative Part Number	3RT20231DB443MA0
Manufacturer	Siemens
Product Type	Power Contactor
Contactor Size	S0
Number of Poles	3
Contact Configuration	2 Normally Open (NO) + 2 Normally Closed (NC)
Control Voltage	DC 24V with plugged-in varistor
Terminal Type	Screw terminal
Rated Operational Current (AC-3)	9 A
Rated Operational Current (AC-1)	40 A at 40 °C ambient temperature
Rated Operational Power (AC-3)	4 kW / 400 V
Rated Insulation Voltage	690 V
Rated Impulse Withstand Voltage	6 kV
Mechanical Service Life	10,000,000 cycles typical
Protection Class	IP20
Ambient Operating Temperature Range	-25 ... +60 °C
Mounting Position	+/-180° rotation possible on vertical mounting surface; can be tilted +/- 22.5°
Mounting Type	Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715
Dimensions (H x W x D)	85 mm x 45 mm x 151 mm
Shock Resistance	10g / 5 ms, 7.5g / 10 ms (rectangular impulse), 15g / 5 ms, 10g / 10 ms (sine pulse) at DC
Installation Altitude	Up to 2,000 m above sea level
Storage Temperature Range	-55 ... +80 °C
Auxiliary Switch	No
Communication Module	No
Product Brand Name	SIRIUS

The Siemens 3RT2023-1DB44-3MA0 is a high-quality power contactor designed to manage the switching of motor loads in industrial applications. This component is part of the SIRIUS product family, renowned for its reliability and efficiency in controlling power circuits. With a compact size S0 footprint, it is engineered to facilitate easy installation and maintenance.

This contactor is capable of handling AC-3 loads up to 9 A and motor control tasks for motors with a power rating of 4 kW at 400 V. It features a 24 V DC control voltage with an integrated varistor, ensuring protection against voltage spikes and enhancing the longevity of the device. The unit is equipped with 2 normally open (NO) and 2 normally closed (NC) contacts, providing flexibility for various control circuit configurations.

The robust design of the 3RT2023-1DB44-3MA0 ensures a mechanical service life of up to 10 million switching cycles, making it a durable choice for demanding industrial environments. It also boasts a finger-safe protection class of IP20, ensuring additional safety during operation and handling.

With screw-type terminals, the contactor allows for secure and reliable connections, accommodating a range of conductor cross-sections for both main and auxiliary contacts. The device can be mounted easily onto a 35 mm standard mounting rail, and its design permits side-by-side mounting without the need for additional spacing, optimising panel space.

The Siemens 3RT2023-1DB44-3MA0 is a testament to Siemens' commitment to quality and performance, offering a dependable solution for controlling electric motors and other loads in a variety of industrial applications.

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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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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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 this Siemens product?

This Siemens product is a power contactor designed for switching an electrical power circuit, similar to a relay but with higher current ratings. It is suitable for AC-3 applications and can handle 9 A and 4 kW at 400 V.

Can this contactor be used for communication functions?

No, this contactor does not have a function module for communication. It is intended for basic switching operations within an electrical circuit.

What is the size of this contactor and how does it mount?

The contactor is of size S0 and can be mounted by screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 60715. It allows for +/-180° rotation on a vertical mounting surface and can be tilted forward and backward by +/- 22.5°.

What is the IP protection class of this contactor?

The contactor has an IP20 protection class on the front, ensuring protection against solid objects larger than 12mm but not against water.

What are the dimensions of this contactor?

The dimensions of the contactor are 45 mm in width, 85 mm in height, and 151 mm in depth.

What type of terminals does this contactor have?

This contactor is equipped with screw-type terminals for both the main current circuit and the auxiliary and control current circuit.

What is the rated operational voltage for this contactor?

The rated operational voltage for this contactor in an AC-3 application is up to a maximum of 690 V.

What is the mechanical service life of this contactor?

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

Does this contactor have mirror contacts according to IEC standards?

Yes, this contactor includes mirror contacts according to IEC 60947-4-1, which are used for safety functions in control circuits.

What is the B10 value for this contactor?

The B10 value for this contactor, with a high demand rate according to SN 31920, is 1,000,000.

Part conditions explained

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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.

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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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