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Siemens 3VA9988-0AA12

Name: 3VA9988-0AA12
Brand: Siemens
SKU: 3VA9988-0AA12
Price: 33.12 GBP
Availability: OutOfStock

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Marvo Stock ID MV-7M4D

HS Code 853650

SKU 3VA9988-0AA12

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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Specification & Description

Specification	Description
Part Number	3VA9988-0AA12
Alternative Part Number	3VA99880AA12
Manufacturer	Siemens
Product Type	Auxiliary Switch Changeover Contact
Suitable For	3VA1 and 3VA20 up to 3VA25 Circuit Breakers
Voltage Rating	240 V
Current Rating	6 A
Dimensions	7.1 x 34.5 x 65.2 mm
Height	56 mm
Width	7 mm (1 slot)
Depth	30 mm
Net Weight	30 g
Tightening Torque (Min)	0.4 N·m
Tightening Torque (Max)	0.5 N·m
IEC Stripped Length	15 mm
Connectable Conductor Size	Min. 0.5 mm², Max. 1.5 mm²
AWG Size Range	Min. 20, Max. 16
UL Stripped Length	0.6 in
UL Tightening Torque (Min)	3.5 lbf·in
UL Tightening Torque (Max)	4.4 lbf·in
Degree of Pollution	3
Commodity Code	853650
Operating Temperature Range	-
Storage Temperature Range	-
Humidity	-
Certifications	General Product Approval, EMC, Miscellaneous KC, Declaration of Conformity, Test Certificates

The Siemens 3VA9988-0AA12 is a meticulously engineered auxiliary switch changeover contact designed to complement the 3VA1 and 3VA20 up to 3VA25 range of circuit breakers. This compact accessory, with dimensions of 7.1 x 34.5 x 65.2 mm, is an essential component for industrial and commercial electrical systems, ensuring reliable switching operations within your circuit protection setup.

Crafted for durability and consistent performance, the 3VA9988-0AA12 boasts a thermal current rating of 6 A and can handle insulation voltages up to 690 V, with a surge voltage resistance rated at 4 kV. Its operational voltage capabilities include a minimum of 240 V at AC 50 Hz and 250 V at DC, making it versatile for various electrical applications.

Installation and maintenance are straightforward, thanks to its user-friendly design featuring a single 7 mm slot for mounting. The switch's connectable conductor cross-section is up to 1.5 mm², with a wire stripping length of 15 mm, ensuring secure and reliable connections. The tightening torque specifications range from a minimum of 0.4 N·m to a maximum of 0.5 N·m, providing a robust and secure fit for screw-type terminals.

The Siemens 3VA9988-0AA12 is a testament to the brand's commitment to quality, offering a reliable solution for enhancing the functionality of your circuit breakers. Whether you're upgrading an existing system or implementing new installations, this auxiliary switch changeover contact is an excellent choice for ensuring efficient and safe electrical operations.

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 purpose of an auxiliary switch changeover contact?

An auxiliary switch changeover contact is used to indicate the status of a circuit breaker, such as whether it's open or closed. It can also be used to provide a signal for other control or monitoring devices within an electrical system.

Can this auxiliary switch be used with any circuit breaker?

No, this auxiliary switch is specifically designed for use with Siemens 3VA1 and 3VA20 up to 3VA25 circuit breakers.

What are the voltage and current ratings for this auxiliary switch?

The auxiliary switch has a rated operational voltage of 240 V at AC 50 Hz and a thermal current limit of 6 A.

What are the dimensions of this auxiliary switch?

The dimensions of the auxiliary switch are 7.1 x 34.5 x 65.2 mm.

How is the auxiliary switch installed?

The auxiliary switch is installed onto the circuit breaker using a slot that measures 7 mm. It should be securely fastened to ensure proper operation.

What is the degree of pollution for this auxiliary switch?

The degree of pollution for this auxiliary switch is rated at 3, which indicates that it is designed to operate in environments with non-conductive pollution or dry, non-conductive pollution that becomes conductive due to condensation.

What is the overvoltage category for this auxiliary switch?

The overvoltage category for this auxiliary switch is III, which means it is suitable for use in equipment in fixed installations and similar applications.

What is the rated insulation voltage for this auxiliary switch?

The rated insulation voltage (Ui) for this auxiliary switch is 690 V.

What is the rated impulse withstand voltage for this auxiliary switch?

The rated impulse withstand voltage for this auxiliary switch is 4 kV.

What is the thermal current limit for this auxiliary switch?

The thermal current limit (Ith) for this auxiliary switch is 6 A.

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.

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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