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Specification & Description
The Siemens 3RH1140-2KB40 is a high-quality contactor relay designed for a wide range of industrial applications. This component is part of the SIRIUS product family, renowned for its reliability and performance in automation systems. With a compact size S00, it offers a space-saving solution for control panels and equipment.
This contactor relay features four normally open (NO) contacts, making it suitable for various switching tasks. It operates with a control supply voltage of 24 V DC within an operating range factor of 0.7 to 1.25 times the rated value. The inclusion of a varistor provides surge suppression, ensuring the longevity and stable operation of the relay.
The device is engineered to withstand mechanical operating cycles, boasting up to 30 million operations, which speaks to its durability and robustness. It has an insulation voltage rated at 690 V and can be used in environments with an altitude of up to 2000 meters above sea level. The ambient operating temperature range is from -25°C to +60°C, allowing for operation in various climates and conditions.
Installation is made easy with the option for screw and snap-on mounting, and the contactor relay can be positioned with a rotation of +/-180° on a vertical mounting surface. It also allows for a tilt of +/-22.5°, providing flexibility in installation. The electrical connection is facilitated by Cage Clamp terminals, which support a range of conductor cross-sections for both solid and stranded wires.
The Siemens 3RH1140-2KB40 is certified by several international standards, including CSA, UL, CCC, GL, LRS, BV, DNV, RMRS, and RINA, ensuring its suitability for global use in a variety of industrial settings. Whether used in control circuits or as part of a complex machinery setup, this contactor relay is a dependable choice for professionals seeking a combination of performance and resilience.
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.
Read more...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.
Read more...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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Frequently Asked Questions
What is the size of the contactor for this relay?
The contactor relay is of size S00, which is a compact size suitable for various applications.
What is the protection class of this contactor relay?
The protection class on the front of the contactor relay is IP20, indicating a basic level of protection against solid objects.
Can this contactor relay be used at high altitudes?
Yes, the contactor relay can be installed at altitudes up to 2,000 metres above sea level without compromising its performance.
What is the operating temperature range for this relay?
The operating temperature range for the relay is between -25°C and +60°C, ensuring reliable operation in a variety of environmental conditions.
How many mechanical operating cycles can this contactor relay withstand?
The contactor relay is designed to withstand approximately 30 million mechanical operating cycles, highlighting its durability and longevity.
What type of control supply voltage does this relay use?
This relay uses a DC control supply voltage, specifically rated at 24V.
Does this relay come with a surge suppressor?
Yes, the relay is equipped with a varistor for surge suppression, providing additional protection against voltage spikes.
What is the maximum operating current for this relay at AC-12?
At AC-12, the maximum operating current for the relay is 10A.
What type of terminals does this relay have for electrical connections?
The relay features Cage Clamp terminals for secure and reliable electrical connections.
Are there any specific certifications or approvals for this relay?
The relay has several certifications and approvals, including CSA, UL, CCC, GL, LRS, BV, DNV, RMRS, and RINA, which attest to its compliance with international standards.
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.
