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Siemens 3RT2036-3NB30

Name: 3RT2036-3NB30
Brand: Siemens
SKU: 3RT2036-3NB30
Price: 143.1 GBP
Availability: InStock

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£143.10 (ex. VAT)

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Marvo Stock ID MV-7ESM

HS Code 85364900

SKU 3RT2036-3NB30

Condition New unboxed

Warranty 12 months

Weight (kg) 2.00

Length (mm) 350.00

Width (mm) 250.00

Height (mm) 110.00

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Specification & Description

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Commonly Asked Questions

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Customer Reviews

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Specification & Description

Specification	Description
Part Number	3RT2036-3NB30
Alternative Part Number	3RT20363NB30
Manufacturer	Siemens
Product Type	Power Contactor
Size of Contactor	S2
Rated Operational Current (AC-3)	50 A
Power Rating	22 kW / 400 V
Auxiliary Contacts	1 NO (Normally Open) + 1 NC (Normally Closed)
Control Voltage Range	20-33 V AC/DC
Mounting Type	Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715
Connection Type	Main current circuit: Screw-type terminals; Auxiliary and control current circuit: Spring-loaded terminals
Insulation Voltage	Rated value 690 V
Surge Voltage Resistance	Rated value 6 kV
Degree of Pollution	3
Protection Class IP	Front: IP20, Terminal: IP00
Dimensions (H x W x D)	114 mm x 55 mm x 130 mm
Required Spacing	For side-by-side mounting: 0 mm; For grounded parts: 10 mm forward, 50 mm upwards and downwards, 6 mm at the side
Product Approvals	General Product Approval, Declaration of Conformity, Test Certificates
Special Features	Mirror contact according to IEC 60947-4-1

The Siemens 3RT2036-3NB30 is a robust and reliable power contactor designed to handle high switching capacities with ease. This component is part of the SIRIUS product family, renowned for its quality and performance in industrial applications. With an AC-3 rating of 22 kW at 400 V, it is capable of managing significant power loads, making it an ideal choice for a wide range of automation tasks.

Crafted for durability, the 3RT2036-3NB30 boasts an impressive mechanical service life of up to 10 million switching cycles, ensuring long-term reliability in your operations. It features three poles and comes equipped with one normally open (NO) and one normally closed (NC) auxiliary contact, providing flexibility in control circuit design.

The contactor operates with a control voltage range of 20-33 V AC/DC, making it versatile for various control voltage requirements. It also includes a built-in varistor for surge protection, safeguarding the device against voltage spikes.

Installation and maintenance are straightforward, thanks to its spring-type terminal connections for both the main and auxiliary circuits, which facilitate quick and secure wiring. The contactor's compact size, with dimensions of 55 mm width, 114 mm height, and 130 mm depth, allows for efficient use of space inside control cabinets.

With an insulation voltage rated at 690 V and a surge voltage resistance of 6 kV, the Siemens 3RT2036-3NB30 ensures safe operation even under challenging electrical conditions. It is designed to be mounted on a 35 mm standard mounting rail according to DIN EN 60715, with the option for side-by-side mounting to optimize space.

The 3RT2036-3NB30 is a testament to Siemens' commitment to quality, offering a reliable solution for controlling motors and loads in industrial environments. Whether you're managing conveyor systems, compressors, or pumps, this power contactor is engineered to deliver consistent performance and peace of mind.

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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Martin Ruml

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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 size of the contactor?

The contactor is of size S2, which is a designation used by Siemens to indicate the physical and electrical characteristics of the contactor.

Can this contactor be used with auxiliary switches?

Yes, the contactor is designed to be compatible with auxiliary switches, allowing for additional control and signalling functions.

What is the insulation voltage rating of this contactor?

The insulation voltage rating of the contactor is 690 V, which is the maximum voltage the insulation can withstand.

What is the maximum operating altitude for this contactor?

The maximum operating altitude for the contactor is 2,000 metres above sea level without derating.

What are the ambient temperature limits for operating this contactor?

The contactor can operate within an ambient temperature range of -25 to +60 degrees Celsius.

How many poles does the main current circuit of this contactor have?

The main current circuit of the contactor has 3 poles.

What are the mounting options for this contactor?

The contactor can be mounted by screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 60715.

What type of electrical connections are used for the main and auxiliary circuits?

The contactor uses screw-type terminals for the main current circuit and spring-loaded terminals for the auxiliary and control current circuit.

What is the mechanical service life of the contactor?

The typical mechanical service life of the contactor is 10 million switching cycles.

Can this contactor be used in safety-related applications?

The contactor has a mirror contact feature according to IEC 60947-4-1, but it is not positively driven according to IEC 60947-5-1, so suitability for safety-related applications would depend on the specific requirements of the application.

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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