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Siemens 3RW4028-1BB14

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Marvo Stock ID MV-1GK8

HS Code 85371098

SKU 3RW4028-1BB14

Category Soft Starts

Warranty 12 months

Weight (kg) 2.00

Length (mm) 320.00

Width (mm) 250.00

Height (mm) 250.00

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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	3RW4028-1BB14
Alternative Part Number	3RW40281BB14
Manufacturer	Siemens
Category	Soft Starts
Description	The Siemens 3RW4028-1BB14 is a SIRIUS soft starter designed for efficient motor control. It operates at a voltage range of 110 to 230 V ac/dc and can handle a current of up to 38 A.
Short Description	This SIRIUS soft starter S0 is rated for 38 A, 18.5 kW/400 V, 40 °C 200-480 V AC, 110-230 V AC/DC and comes with screw terminals for secure connections.
Country of Origin	Not specified
Commodity Code	853710

The Siemens 3RW4028-1BB14 is a robust and reliable soft starter, designed to provide smooth and efficient start-up for your motors. This SIRIUS soft starter is rated for 38A and can handle motors up to 18.5kW/400V. It operates within a temperature range of 40 degrees Celsius and can handle voltages from 200-480V AC and 110-230V AC/DC.

The 3RW4028-1BB14 is equipped with an integrated bridging contact system and thyristors, ensuring optimal performance and longevity. It offers intrinsic device protection and motor overload protection, safeguarding your equipment from potential damage. The soft starter also features an external reset and adjustable current limitation for added flexibility and control.

Despite its advanced features, the Siemens 3RW4028-1BB14 maintains a compact design, making it suitable for installations where space is at a premium. With its screw terminals, installation and maintenance are straightforward and hassle-free.

Whether you're looking to upgrade your existing system or implementing a new one, the Siemens 3RW4028-1BB14 soft starter is a reliable choice that delivers consistent, high-quality performance.

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 is the voltage range for this soft starter?

The Siemens 3RW4028-1BB14 soft starter operates within a voltage range of 110 to 230 V ac/dc.

What is the current rating of this soft starter?

The current rating of the Siemens 3RW4028-1BB14 soft starter is 38 A.

What are the applications of this soft starter?

The Siemens 3RW4028-1BB14 soft starter is designed for general applications where a three-phase induction motor needs to be started gently to avoid high inrush current and mechanical stress.

What are the key features of this soft starter?

The Siemens 3RW4028-1BB14 soft starter features integrated bypass contacts, thyristors, device self-protection, motor overload protection, external reset, and adjustable current limitation.

What is the operating temperature range of this soft starter?

The Siemens 3RW4028-1BB14 soft starter is designed to operate optimally at 40 degrees Celsius.

What is the power output of this soft starter?

The Siemens 3RW4028-1BB14 soft starter can deliver a power output of 18.5 kW at 400 V.

What type of terminals does this soft starter have?

The Siemens 3RW4028-1BB14 soft starter is equipped with screw terminals for secure and reliable connections.

What is the size of this soft starter?

The Siemens 3RW4028-1BB14 soft starter belongs to the S0 size category.

Does this soft starter have a display for error signals?

Yes, the Siemens 3RW4028-1BB14 soft starter features a red display for error signals.

What is the installation position for this soft starter?

The Siemens 3RW4028-1BB14 soft starter can be installed in a vertical position with a rotation of +/-90 degrees and a tilt of +/- 22.5 degrees.

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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