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Siemens 3RT1056-6AB36

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3RT1056-6AB36

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Marvo Stock ID MV-7DCE
HS Code 85364900
SKU 3RT1056-6AB36
Warranty 12 months
Weight (kg) 2.50
Length (mm) 170.00
Width (mm) 120.00
Height (mm) 172.00

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Specification & Description

Specification Description
Part Number 3RT1056-6AB36
Alternative Part Number 3RT10566AB36
Manufacturer Siemens
Type Power Contactor
Number of Contacts 3NO (3 Normally Open)
Rated Current 215 A
Control Voltage 23 to 26 V ac
Utilisation Category AC-3
Rated Operational Power 90 kW / 400 V
Mounting Side-by-side possible
Dimensions (H x W x D) 172 mm x 120 mm x 170 mm
Required Spacing Forwards: 20 mm, Upwards: 10 mm, Downwards: 10 mm, At the side: 0 mm (grounded parts/live parts)
Connection Bar Width 17 mm
Connection Bar Thickness 3 mm
Hole Diameter 9 mm
Number of Holes 1
Electrical Connection Type Main current circuit: Connection bar, Auxiliary/control current circuit: Screw-type terminals
Conductor Cross-Section Main contacts: 25…120 mm², Auxiliary contacts: 0.5…4 mm²
Commodity Code 85364900

The Siemens 3RT1056-6AB36 is a robust power contactor designed to handle high current applications with ease. This contactor is engineered to provide reliable switching for AC motors, making it an essential component for industrial automation systems. With a rating of AC-3, 90 kW / 400 V, it is capable of managing significant power loads, ensuring smooth operation in demanding environments.

Crafted for durability, the 3RT1056-6AB36 features three normally open (NO) contacts and is rated for 215 A, making it suitable for a wide range of applications. The coil operates at a control voltage range of 23 to 26 V ac, providing flexibility and compatibility with various control voltages.

This contactor is part of Siemens' commitment to high-quality and performance in electrical components. It is designed for straightforward integration into existing systems, offering a reliable solution for motor control and power switching. Whether used in manufacturing, processing, or other industrial settings, the Siemens 3RT1056-6AB36 contactor is a dependable choice for professionals seeking to maintain operational efficiency and equipment 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.

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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.

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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.

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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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Frequently Asked Questions

What type of contactor is the Siemens 3RT1056-6AB36?

The Siemens 3RT1056-6AB36 is a power contactor designed for switching motors. It is part of the AC-3 category and is suitable for controlling power circuits up to 90 kW / 400 V.

Can this contactor be used for direct online (DOL) motor starting?

Yes, the Siemens 3RT1056-6AB36 can be used for direct online (DOL) motor starting applications, providing efficient control for motors.

What is the rated operational current of this contactor?

The rated operational current for the Siemens 3RT1056-6AB36 is 215 A, making it suitable for high-current applications.

What is the control voltage range for the Siemens 3RT1056-6AB36?

The control voltage range for the Siemens 3RT1056-6AB36 is 23 to 26 V ac.

What are the main applications for this contactor?

This contactor is commonly used in industrial applications for switching electric motors, such as in conveyor systems, pumps, compressors, and other heavy-duty machinery.

How many auxiliary contacts does the Siemens 3RT1056-6AB36 have?

The Siemens 3RT1056-6AB36 comes with 3 normally open (NO) contacts. Additional auxiliary contacts can be added if required for specific applications.

Is the Siemens 3RT1056-6AB36 suitable for use with frequency converters?

While the Siemens 3RT1056-6AB36 is primarily designed for AC-3 applications, it can be used with frequency converters, provided the contactor meets the specific requirements of the application.

What certifications does the Siemens 3RT1056-6AB36 hold?

The Siemens 3RT1056-6AB36 complies with international standards, but for specific certification details, please refer to the product documentation or contact us for more information.

Can this contactor be integrated into a motor control centre?

Yes, the Siemens 3RT1056-6AB36 can be integrated into motor control centres as it is designed for modular use and can be combined with other components for comprehensive motor control solutions.

What type of protection should be used with this contactor?

Appropriate protection devices such as motor protection circuit breakers or fuses should be used in conjunction with the Siemens 3RT1056-6AB36 to ensure safe and reliable operation.

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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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