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Siemens 3RH1911-2FA22

Name: 3RH1911-2FA22
Brand: Siemens
SKU: 3RH1911-2FA22
Price: 26.02 GBP
Availability: InStock

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£26.02 (ex. VAT)

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Marvo Stock ID MV-7C7A

HS Code 85365080

SKU 3RH1911-2FA22

Condition Used

Warranty 12 months

Weight (kg) 1.00

Length (mm) 210.00

Width (mm) 170.00

Height (mm) 60.00

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Specification & Description

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Commonly Asked Questions

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Specification & Description

Specification	Description
Part Number	3RH1911-2FA22
Alternative Part Number	3RH19112FA22
Manufacturer	Siemens
Product Type	Auxiliary Switch Block
Contact Configuration	2 Normally Closed (NC) & 2 Normally Open (NO) contacts
Rated Operational Voltage	230 V ac
Rated Operational Current	10 A
Insulation Voltage	Rated at 690 V
Impulse Voltage Resistance	Rated at 6 kV
Ambient Operating Temperature	-25 … +60 °C
Storage Temperature	-55 … +80 °C
Mechanical Operating Cycles	Typically 10,000,000
Electrical Operating Cycles	Typically 200,000 at AC-15 / at 230 V
Contact Reliability	1 faulty switching per 100 million (17 V, 1 mA) for auxiliary contacts
Protection Class	IP20
Mounting Type	Snap-on mounting
Connection Type	Cage clamp connection
Conductor Cross-section	Solid: 2x (0.5 ... 2.5 mm²), Finely stranded with conductor end processing: 2x (0.5 ... 1.5 mm²)
Compliance	Mirror contact and positively driven operation to IEC 60947-4-1 and IEC 60947-5-1 respectively
Dimensions (W x H x D)	36.5 mm x 37.5 mm x 46 mm

The Siemens 3RH1911-2FA22 auxiliary switch block is a versatile and essential component for industrial control systems. Designed to seamlessly integrate with contactor relays and power contactors, this switch block is engineered to facilitate the reliable switching of motors. It features a robust construction with 2 normally closed (NC) and 2 normally open (NO) contacts, conforming to DIN EN50005 standards.

With a cage clamp connection, the 3RH1911-2FA22 ensures a secure and maintenance-free electrical connection, enhancing the overall reliability of your control system. The switch block operates at a voltage of 230 V ac and is capable of handling a current of up to 10 A, making it suitable for a wide range of applications.

The compact size of the switch block, classified as size S00, allows for efficient use of space within control cabinets. It boasts an IP20 protection class on the front, ensuring that the internal components are safeguarded against solid objects larger than 12.5 mm.

The 3RH1911-2FA22 is characterised by its impressive mechanical and electrical operating life, capable of withstanding millions of cycles, which speaks to its durability and longevity in demanding industrial environments. Its contact reliability is exceptional, with a very low probability of incorrect switching operations, ensuring consistent performance and minimal downtime.

This auxiliary switch block is a testament to Siemens' commitment to quality and reliability, making it a preferred choice for professionals seeking to enhance the efficiency and dependability of their control systems.

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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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 the auxiliary switch block?

The auxiliary switch block is rated for 230 V ac.

What is the current rating of this auxiliary switch block?

This auxiliary switch block has a current rating of 10 A.

Can you describe the contact configuration of the auxiliary switch block?

The contact configuration of the auxiliary switch block includes 2 normally closed (NC) and 2 normally open (NO) contacts.

What type of connection does the auxiliary switch block support?

The auxiliary switch block supports a cage clamp connection.

What is the typical mechanical operating life of this auxiliary switch block?

The typical mechanical operating life of the auxiliary switch block is around 10,000,000 cycles.

What is the typical electrical operating life of the auxiliary switch block at AC-15, 230 V?

At AC-15, 230 V, the typical electrical operating life of the auxiliary switch block is approximately 200,000 cycles.

What is the insulation voltage rating with a degree of pollution 3 for this auxiliary switch block?

The insulation voltage rating with a degree of pollution 3 for the auxiliary switch block is 690 V.

What is the impulse voltage resistance of the auxiliary switch block?

The impulse voltage resistance of the auxiliary switch block is rated at 6 kV.

What is the protection class IP rating on the front of the auxiliary switch block?

The protection class IP rating on the front of the auxiliary switch block is IP20.

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

The ambient temperature operating limits for the auxiliary switch block are between -25 °C and +60 °C during operation, and -55 °C to +80 °C during storage.

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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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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