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Siemens 3RB2153-4FC2

Name: 3RB2153-4FC2
Brand: Siemens
SKU: 3RB2153-4FC2
Price: 269.75 GBP
Availability: InStock

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£269.75 (ex. VAT)

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Marvo Stock ID MV-7BND

HS Code 85364900

SKU 3RB2153-4FC2

Condition Used

Warranty 12 months

Weight (kg) 2.00

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	3RB2153-4FC2
Alternative Part Number	3RB21534FC2
Manufacturer	Siemens
Product Type	Solid-state overload relay
Number of Poles	3 Poles
Contact Configuration	1NO/NC (1 Normally Open, 1 Normally Closed)
Rated Control Supply Voltage	230 V
Adjustable Current Setting Range	50 to 200 A
Mounting Type	Flange Mount
Dimensions	120 x 155 x 119 mm
Insulation Voltage	Rated at 1,000 V with degree of pollution 3
Surge Voltage Resistance	Rated value 8 kV
Protection Class	IP20
Ambient Operating Temperature	-25 to +60 °C
Storage Temperature	-40 to +80 °C
Relative Humidity	Up to 100% during operation
Electromagnetic Compatibility	Complies with IEC standards for EMC
Tripping Class	CLASS 5, 10, 20 and 30 adjustable
Electrical Connection	Main current circuit: busbar connection, Auxiliary and control circuit: screw-type terminals
Product Approvals	EMC, suitable for use in hazardous locations as per ATEX directive

The Siemens 3RB2153-4FC2 is a robust and reliable solid-state overload relay designed for motor protection. This component is essential for industrial applications where motor overload protection is critical. With a current adjustment range of 50 to 200 A, it is suitable for a variety of motor sizes, ensuring versatility across multiple platforms.

Crafted for size S6 contactors, the 3RB2153-4FC2 features three poles and offers both manual and automatic reset options, providing flexibility in operation. The inclusion of an internal earth fault detection adds an extra layer of protection, enhancing the safety of your motor control systems.

The overload relay is designed for flange mounting, making it straightforward to install within your existing setup. Its dimensions are 120 x 155 x 119 mm, compact enough to fit in various environments while still delivering the high performance expected from Siemens products.

The auxiliary circuit boasts screw-type terminals, ensuring secure and reliable connections. The main circuit connection is facilitated through a busbar, which simplifies the installation process and provides a robust electrical link.

This overload relay is engineered to withstand challenging industrial environments, with an operational temperature range of -25 to +60 °C and a high level of resistance to shock and vibration. It is also designed to handle impulse voltages up to 8 kV, showcasing its durability and resilience.

The Siemens 3RB2153-4FC2 is a testament to Siemens' commitment to quality, offering a dependable solution for motor protection that meets the demands of modern 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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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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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 function of this overload relay?

The Siemens overload relay is designed to protect motors from overloads by interrupting the electrical supply when the current exceeds a preset level, thus preventing potential damage to the motor.

Can this overload relay be used with any size of contactor?

This overload relay is specifically designed to be compatible with size S6 contactors. It should be used with contactors that match this specification for optimal performance.

What type of reset mechanisms are available with this overload relay?

The overload relay comes with manual and automatic reset options, providing flexibility in resetting the device after an overload trip.

Is there a ground fault detection feature in this overload relay?

Yes, the overload relay includes an internal earth fault detection feature to enhance motor protection by detecting ground faults.

What are the installation requirements for this overload relay?

The overload relay can be mounted in any position and can be installed as a standalone unit or mounted onto a contactor. It is designed for easy integration into various setups.

What is the range of operating temperatures for this overload relay?

The operating temperature range for this overload relay is between -25°C and +60°C, ensuring reliable performance in a variety of environmental conditions.

What are the dimensions of this overload relay?

The dimensions of the overload relay are 120 mm in width, 155 mm in depth, and 119 mm in height, making it a compact solution for motor protection.

What type of connections does this overload relay support?

The overload relay supports busbar connections for the main current circuit and screw-type terminals for the auxiliary and control current circuit.

How can I adjust the trip class of this overload relay?

The trip class of the overload relay is adjustable, with settings for CLASS 5E, 10E, 20E, and 30E, allowing for customisation based on the motor's requirements.

What is the insulation voltage rating for this overload relay?

The insulation voltage rating for this overload relay is 1,000 V with a degree of pollution 3, providing a high level of insulation and safety.

Part conditions explained

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