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Siemens 3RH1911-1FA40

Name: 3RH1911-1FA40
Brand: Siemens
SKU: 3RH1911-1FA40
Price: 22.27 GBP
Availability: InStock

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£22.27 (ex. VAT)

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Marvo Stock ID MV-1SBT

HS Code 85365080

SKU 3RH1911-1FA40

Condition Used

Warranty 12 months

Weight (kg) 1.00

Length (mm) 350.00

Width (mm) 250.00

Height (mm) 110.00

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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	3RH1911-1FA40
Alternative Part Number	3RH19111FA40
Manufacturer	Siemens
Product Type	Auxiliary Switch Block
Rated Insulation Voltage	690 V ac
Rated Operational Voltage	600 V dc
Number of Contacts	4 Normally Open (NO)
Contact Configuration	DIN EN50005 standard
Electrical Durability	200,000 switching cycles at AC-15, 230 V typical
Mechanical Service Life	10 million switching cycles typical
Operating Current	10 A at 24 V and 230 V in AC-12
Mounting Type	Snap-on mounting
Width	36.5 mm
Height	37.5 mm
Depth	41.5 mm
Connection Type	Screw-type terminals
Compatible Conductor Cross-Section	2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) for finely stranded wires with core end processing
Ambient Operating Temperature	-25 °C to +60 °C during operation
Storage Temperature	-55 °C to +80 °C
Protection Class	IP20 on the front
Compliance	Mirror contact and positively driven operation according to IEC standards

The Siemens 3RH1911-1FA40 is a high-quality auxiliary switch block designed for seamless integration with contactor relays and power contactors. This component is essential for users looking to expand the functionality of their control systems with additional switching capabilities. With a configuration of 4 normally open (NO) contacts, it adheres to the DIN EN50005 standard, ensuring compatibility and reliability in a variety of industrial applications.

Crafted for durability, the 3RH1911-1FA40 boasts an impressive mechanical service life of 10 million switching cycles, and an electrical endurance of 200,000 cycles at AC-15 at 230V, which speaks to its robustness and longevity in demanding operational conditions. The switch block operates efficiently within an ambient temperature range of -25 to +60°C, making it suitable for a wide range of environments.

Safety is a priority with this component, as it features an insulation voltage rated at 690V and a surge voltage resistance of 6kV, providing peace of mind in the protection of your electrical systems. The switch block's compact design, with snap-on mounting, allows for easy installation and maintenance, ensuring minimal downtime and enhanced productivity.

The 3RH1911-1FA40 is a testament to Siemens' commitment to quality and innovation, offering a reliable solution for those seeking to enhance their control systems with a switch block that promises consistent performance and safety.

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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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.

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‘Good packing, quickly delivery and responsible.’

Advance Lifts

‘Great customer service , we needed some assistance quickly and received it.’

Dan

‘The ordering was fast and efficient, and everything arrived just as they said it would.’

Julien

‘Perfect quick delivery, good service.’

Muswalin

‘Good packing, quickly delivery and responsible.’

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 rating for this auxiliary switch block?

The auxiliary switch block is rated for 690 V ac and 600 V dc.

Can this auxiliary switch block be used with motor contactors?

Yes, it is suitable for use with contactor relays and motor contactors for switching motors.

What is the protection class of this auxiliary switch block?

The protection class for the front of the auxiliary switch block is IP20.

What are the ambient temperature limits for operating this auxiliary switch block?

The ambient temperature range for operation is from -25°C to +60°C, and for storage, it's from -55°C to +80°C.

How many normally open (NO) contacts does this auxiliary switch block have?

This auxiliary switch block has 4 normally open (NO) contacts.

What is the mechanical service life of this auxiliary switch block?

The mechanical service life is typically 10 million switching cycles.

What is the electrical endurance of this auxiliary switch block at AC-15, 230 V?

The electrical endurance at AC-15, 230 V is typically 200,000 switching cycles.

What type of connection does this auxiliary switch block support?

It supports screw-type terminal connections.

What are the dimensions of this auxiliary switch block?

The dimensions are 36.5 mm in width, 37.5 mm in height, and 41.5 mm in depth.

Does this auxiliary switch block have mirror contact functionality?

Yes, it has mirror contact functionality according to IEC 60947-4-1 when used with 3RT1 contactors.

Is the auxiliary switch block positively driven according to IEC 60947-5-1?

Yes, it is positively driven according to IEC 60947-5-1 when used with 3RH1 contactor relays.

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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