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Siemens 3SE2924-3AA20

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Marvo Stock ID MV-7HWU

HS Code 85365080

SKU 3SE2924-3AA20

Warranty 12 months

Weight (kg) 3.00

Length (mm) 480.00

Width (mm) 320.00

Height (mm) 320.00

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Specification & Description

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Commonly Asked Questions

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Specification & Description

Specification	Description
Part Number	3SE2924-3AA20
Alternative Part Number	3SE29243AA20
Manufacturer	Siemens
Product Type	Safety momentary-contact foot switch
Actuation Pedals	1 pedal
Protective Cover	Included
Interlock Function	Yes
Contacts Configuration	2 Normally Open (NO) / 2 Normally Closed (NC)
Operating Voltage	230 V AC
Operating Current at AC-15	16 A at 230 V / 16 A at 400 V
Operating Current at DC-13	3 A at 24 V / 0.25 A at 250 V
Enclosure Material	Metal
Enclosure Colour	Black with grey top part
Protection Class	IP65
Ambient Operating Temperature	-25 °C to +80 °C
Cable Entry Type	M20 x 1.5
Mounting Type	Screw fixing
Dimensions (H x W x D)	138 mm x 156 mm x 265 mm (height may vary in different documents, please verify before use)
Safety Related Data	B10 value: 100,000 with high demand rate according to SN 31920
Failure Rate	100 FIT with low demand rate according to SN 31920
T1 Value for Proof Test Interval	20 years according to IEC 61508
Commodity Code	85365080

The Siemens 3SE2924-3AA20 is a robust safety momentary-contact foot switch designed to offer reliable control in industrial environments. This single-pedal switch comes with a protective cover and boasts an IP65 rating, ensuring it is well-protected against dust ingress and low-pressure water jets from any direction. It features an interlock function to enhance operational safety, along with 2 normally open (NO) and 2 normally closed (NC) contacts, providing flexibility in control circuit design.

The switch is engineered to handle operating currents of up to 16 A at 230 V or 400 V in AC-15 applications, and it can also manage DC-13 operations with a rated value of 3 A at 24 V and 0.25 A at 250 V. The enclosure is made of durable metal with a black base and a grey top part, ensuring it can withstand the rigours of industrial use.

With a minimum actuating force of 240 N, the switch is responsive yet requires sufficient pressure to prevent accidental activation. The product is suitable for use as a safety switch and has been designed to meet rigorous safety standards, with a B10 value of 100,000 at a high demand rate according to SN 31920. The failure rate is specified at 100 FIT with a low demand rate, and it has a T1 value for proof test interval or service life according to IEC 61508 of 20 years.

The dimensions of the switch are compact, facilitating easy installation and integration into various systems without requiring excessive space. The cable entry type is M20 x 1.5, which is a standard size for industrial cable glands, ensuring straightforward wiring.

Overall, the Siemens 3SE2924-3AA20 is a reliable and durable choice for those seeking a safety foot switch that combines functionality with a high degree of protection against environmental factors.

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.

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.

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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 type of foot switch is this?

This is a safety momentary-contact foot switch designed for industrial applications. It features a single pedal with a protective cover and an interlock function, providing both normally open (NO) and normally closed (NC) contacts.

Can this foot switch be used in outdoor environments?

Yes, the foot switch is rated IP65, which means it is protected against dust ingress and low-pressure water jets from any direction, making it suitable for certain outdoor conditions.

What is the maximum operating temperature for this foot switch?

The foot switch can operate in ambient temperatures ranging from -25°C to +80°C, making it suitable for a wide range of environmental conditions.

What are the dimensions of this foot switch?

The foot switch has a height of 138 mm, a width of 156 mm, and a depth of 265 mm.

What is the actuating force required for this foot switch?

The minimum actuating force required to activate the foot switch in the direction of operation is 240 N.

What is the electrical rating for AC and DC currents?

For AC-15, the foot switch is rated at 16 A for both 230 V and 400 V. For DC-13, it is rated at 3 A for 24 V and 0.25 A for 250 V.

What type of cable entry does this foot switch have?

The foot switch is equipped with a cable entry of type M20 x 1.5.

Does this foot switch have a latching function?

Yes, the foot switch includes a latching function that allows the NC contact to open with simultaneous latching for safety purposes.

What is the B10 value for this foot switch?

The B10 value, which indicates the number of operating cycles before a failure can be expected, is 100,000 at a high demand rate according to SN 31920.

How is the foot switch mounted?

The foot switch is designed for screw fixing, allowing for secure mounting in various industrial settings.

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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