You are on Marvo for
United Kingdom (£)
It looks like you're in United States.
Your purchases will be limited to delivery within United Kingdom. If you wish to ship parts to either United States or Germany please navigate to the relevant site using the options below.


Marvo Part ID: MV-291W

Sold out


Stars Andreas Boehm

‘Excellent service. The right gear and the right price,well packed and delivered on time.’

Stars Irene

‘Fast delivery and prompt action.’


Specification Description
Part Number 3UF7103-1AA00-0
Alternative Part Number 3UF71031AA000
Manufacturer Siemens
Product Type Current Measuring Module
Operating Voltage 110 to 690 V ac
Current Range 20 to 200 A
Dimensions 145 x 120 x 95 mm
Weight 0.65 kg
Protection Class IP20
Mounting Position Any
Mounting Type Screw and snap-on mounting
Number of Poles 3
Insulation Voltage 690 V ac with degree of pollution 3
Surge Voltage Resistance 8,000 V
EMC Emitted Interference Class A according to IEC 60947-1
EMC Immunity Corresponds to degree of severity 3 according to IEC 60947-1
Vibration Resistance 1-6 Hz / 15 mm; 6-500 Hz / 2 g
Shock Resistance According to IEC 60068-2-27, 15g / 11 ms
Operating Temperature Range -25 to +60 °C during operation
Relative Humidity 5 to 95% during operation
Certificates/Approvals CE, UL, CSA, CCC, C-TICK, GOST, NOM, ATEX, NEPSI, ABS, DNV, GL, LRS, RoHS
Product Function Current detection and overload protection
Installation Altitude Up to 2,000 m without derating

Commonly Asked Questions

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 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 countries can Marvo deliver to?

Marvo currently delivers to the United Kingdom (excluding Northern Ireland), the United States of America and Germany. If you cannot find your delivery address at checkout, this is most likely because Marvo does not currently deliver to this location. There are ongoing efforts to make Marvo accessible to a global market, keep your eyes peeled as our service expands to new locations. All orders are sold with a streamlined delivery process ensuring that you get your part, fast. Marvo is designed to offer you quick, easy and reliable access to critical components and uses well established global shipping services, including but not limited to DHL, UPS and FedEx.


How do I create an account?

Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.


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.


Peace of mind with every purchase


Marvo Approved

A seal of quality that ensures each part is fully inspected, every time. Purchase with confidence thanks to Marvo Approved.


Full warranty

All parts are covered by a comprehensive warranty. If something goes wrong, I’ll put it right.


Priority delivery

Advanced tracking and a streamlined delivery process ensure that you get your part, fast.


Committed to you

Engineered to ensure that you always have a quick, easy and reliable place to source automation and control components.

3UF7103-1AA00-0 Product Description

The Siemens 3UF7103-1AA00-0 is a robust current measuring module designed to cater to a wide range of industrial applications. This module is adept at handling current detection tasks with a set current range of 20 to 200 A, making it a versatile choice for monitoring and managing electrical loads. With an overall width of 120 mm and a straightforward transformer integration, it fits seamlessly into various control systems.

Crafted for durability and reliability, the module boasts an operating voltage range of 110 to 690 V ac at both 50 and 60 Hz, ensuring compatibility with different power supplies and geographical regions. The compact dimensions of 145 x 120 x 95 mm allow for efficient use of space within electrical cabinets, while the screw and snap-on mounting options provide flexibility during installation.

The 3UF7103-1AA00-0 is designed with safety in mind, featuring a protection class of IP20 and resistance to impulse voltages up to 8,000 V. It is also equipped to withstand environmental challenges, with an operating temperature range of -25 to +60 °C and storage temperature capabilities from -40 to +80 °C. The module can be installed at altitudes up to 4,000 meters above sea level without compromising performance.

This current measuring module is not only a reliable component for electrical monitoring but also adheres to stringent EMC standards, ensuring minimal emitted interference and high immunity to external electrical noise. Its design excludes the need for thermistor connections, focusing solely on current measurement, which simplifies the setup and reduces potential points of failure.

The Siemens 3UF7103-1AA00-0 is a testament to Siemens' commitment to quality and innovation in the field of industrial control components. It is an excellent choice for businesses looking to enhance their electrical monitoring capabilities with a dependable and efficient solution.

Frequently Asked Questions

What is the purpose of this Current Measuring Module?

The Siemens Current Measuring Module is designed for monitoring and measuring electrical currents within a range of 20 to 200 A. It's used in industrial applications to ensure systems are operating within specified current limits and to protect against current overloads.

Can this module be used in hazardous locations?

Yes, the module is suitable for use in hazardous locations, as it meets the necessary standards and certifications for such environments.

What are the dimensions of this module?

The module has dimensions of 145 x 120 x 95 mm, making it compact enough for installation in various industrial settings.

What is the operating voltage range for this module?

The operating voltage range for the module is 110 to 690 V ac, accommodating a wide range of industrial power supply standards.

Is there any special software needed to configure this module?

Configuration typically requires compatible software or a control system interface that supports Siemens modules. It's advisable to refer to the manufacturer's guidelines for specific software requirements.

What type of protection does this module offer?

The module provides protective separation according to IEC 60947-1, with all circuits having double creepage paths and clearances to ensure electrical safety.

How can this module be mounted?

The module can be mounted in any position and offers both screw and snap-on mounting options for flexible installation.

What certifications does this module hold?

The module holds several certifications, including CE, UL, CSA, CCC, and others, indicating compliance with international safety and quality standards.

Does this module have short-circuit protection?

No, the module does not have an in-built short-circuit protection function. External protective devices should be used in conjunction with this module.

What is the weight of this module?

The module weighs approximately 0.65 kg, making it relatively lightweight for ease of handling and installation.