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Siemens 3SK2122-1AA10

Name: 3SK2122-1AA10
Brand: Siemens
SKU: 3SK2122-1AA10
Price: 552.08 GBP
Availability: InStock

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Marvo Stock ID MV-BC8M

HS Code 853641

SKU 3SK2122-1AA10

Condition New sealed

Warranty 12 months

Weight (kg) 1.00

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	3SK2122-1AA10
Alternative Part Number	3SK21221AA10
Manufacturer	Siemens
Series	SIRIUS
Type	Safety Relay
Supply Voltage	24 V dc
Terminal Type	Screw Terminal
Dimensions	45 x 124.5 x 100 mm
Channels	4 Channels
Safety Integrity Level (SIL)	SIL3 according to IEC 61508
Performance Level	Up to Performance Level E (ISO 13849-1)
Mounting Type	Snap-mounted to DIN rail or screw-mounted with additional push-in lug
Operating Temperature Range	-25...+60 °C during operation
Storage Temperature Range	-40...+80 °C
Electromagnetic Compatibility	EMC emitted interference according to IEC 60947-1, Class A
Protection Class	IP20
Safety Related Inputs	20 F-DI (Floating)
Safety Related Outputs	4 F-DQ (Floating)
Diagnostic Test Interval	Maximum 1,000,000 ms by internal test function
PFHD	0.000000012 1/h with high demand rate according to EN 62061
PFDavg	0.000018 with low demand rate according to IEC 61508
Hardware Fault Tolerance	1 according to IEC 61508
Commodity Code	853641

The Siemens 3SK2122-1AA10 is a state-of-the-art safety relay from the SIRIUS series, designed to ensure the highest standards of safety in industrial environments. This compact device, with dimensions of 45 x 124.5 x 100 mm, is engineered to fit seamlessly into a variety of control panels, offering a space-saving solution without compromising on functionality.

Equipped with 4 channels and a 24 V dc operating voltage, the 3SK2122-1AA10 is capable of handling multiple safety functions, making it an indispensable component for a wide range of applications. Its screw terminal connections provide a reliable and secure method for wiring, ensuring stable and consistent performance.

The safety relay is suitable for use in applications requiring emergency stop functions, protective door monitoring, and two-hand control operations in accordance with EN 574. It is also capable of muting functions with both parallel and sequential sensor configurations, adding to its versatility.

With a design that allows for parameterization via SIRIUS Safety ES, the 3SK2122-1AA10 offers customisable settings to meet the specific needs of your safety system. Its ability to connect to output expansions and fail-safe motor starters via a device connector further enhances its integration capabilities.

The 3SK2122-1AA10 is designed to meet rigorous safety standards, capable of achieving up to SILCL 3 according to IEC 61508 and Performance Level E as per ISO 13849-1. This ensures that the relay can be trusted to perform reliably in critical safety applications, providing peace of mind and protection for both machinery and personnel.

In summary, the Siemens 3SK2122-1AA10 safety relay is a versatile and reliable choice for those seeking to maintain the highest levels of safety in their industrial processes. Its compact design, combined with its advanced safety features and ease of integration, make it a top choice for safety-conscious engineers and maintenance professionals.

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 are the dimensions of this safety relay?

The dimensions of the safety relay are 45 x 124.5 x 100 mm.

Can this safety relay be used for emergency stop functions?

Yes, the safety relay is designed with an EMERGENCY STOP function, making it suitable for such applications.

Is the device suitable for protective door monitoring?

Absolutely, the safety relay supports protective door monitoring, including monitoring with a tumbler.

What is the supply voltage required for this safety relay?

This safety relay requires a 24 V dc supply voltage.

What type of terminal connection does this safety relay have?

It comes with a screw terminal connection for secure and reliable wiring.

Can this safety relay be parameterized?

Yes, it can be parameterized via SIRIUS Safety ES for flexible and customisable safety applications.

What safety integrity level does this relay comply with?

The relay complies with up to SILCL 3 according to DIN EN 62061.

What is the maximum operating frequency of this relay?

The maximum operating frequency of the relay is 2,000 operations per hour.

Does this safety relay support muting functions?

Yes, it supports muting functions with 2 or 4 sensors, both parallel and sequential.

Is the safety relay compatible with fail-safe motor starters?

Yes, it is connectable with 3RM1 fail-safe motor starters via a device connector.

What is the protection class of this safety relay?

The safety relay has a protection class of IP20.

Can this relay be used for two-hand control applications?

Yes, it is suitable for two-hand control applications according to EN 574.

How many function blocks can typically be used with this relay?

Typically, up to 50 function blocks can be used with this relay.

What is the insulation voltage rated value for this relay?

The insulation voltage rated value for this relay is 50 V.

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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