Image shown may not reflect the final product
Check similar products or call us on +44 20 4570 3439 for assistance
Image shown may not reflect the final product
Check similar products or call us on +44 20 4570 3439 for assistance
Express shipping
Lightning fast shipping if ordered within 00:00:00
Hassle-free returns
No hidden fees or duties
Swift dispatch and delivery
Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH2911-1GA40 |
| Alternative Part Number | 3RH29111GA40 |
| Manufacturer | Siemens |
| Product Type | Auxiliary Switch Block |
| Rated Insulation Voltage | 690 V |
| Mounting | Snap-On Mount |
| Number of Contacts | 4 Normally Open (NO) |
| Protection Class | IP20 |
| Connection Type | Screw |
| Mechanical Operating Cycles | 10,000,000 cycles |
| Rated Current | 10 A |
| Dimensions | 36 x 48.1 x 37.5 mm |
| Ambient Operating Temperature | -25 … +60 °C during operation, -55 … +80 °C during storage |
| Electrical Operating Cycles | 200,000 at AC-15 / at 230 V |
| Contact Reliability | One incorrect switching operation of 100 million switching operations (17 V, 1 mA) |
| Insulation Voltage | With degree of pollution 3, rated value 690 V |
| Impulse Voltage Resistance | Rated value 6 kV |
| Commodity Code | 853650 |
| Suitability for Use | Contactor relay and power contactor |
| Product Brand Name | SIRIUS |
| Contact Reliability of Aux. Contacts | One incorrect switching operation of 100 million switching operations (17 V, 1 mA) |
| Type of Mounting | Snap-on mounting |
| Width | 36 mm |
| Height | 37.5 mm |
| Depth | 43.7 mm |
| Design of Electrical Connection | Screw-type terminals for auxiliary and control current circuit |
| Connectable Conductor Cross-section | For auxiliary contacts: solid 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| Safety-related Parameter | Positively driven operation to IEC 60947-5-1, with 3RH2 |
The Siemens 3RH2911-1GA40 is a meticulously engineered auxiliary switch block designed to enhance the functionality of contactor relays. This component is a vital addition to the SIRIUS product family, renowned for its reliability and versatility in various industrial applications. With an insulation voltage rated at 690 V and an impulse voltage resistance of 6 kV, it ensures robust performance in demanding electrical environments.
This switch block features a snap-on mounting design, allowing for quick and straightforward installation. It boasts four normally open (NO) contacts, providing a reliable means to expand control logic within circuits. The compact dimensions of 36 x 48.1 x 37.5 mm make it an ideal choice for space-constrained scenarios, without compromising on efficiency.
Constructed to withstand mechanical operating cycles of up to 10 million and electrical operating cycles at AC-15 at 230 V up to 200,000, the 3RH2911-1GA40 is built for longevity. Its screw-type terminals facilitate secure and stable connections, accommodating a range of conductor cross-sections for auxiliary contacts.
The unit operates effectively within a broad ambient temperature range, from -25 °C to +60 °C during operation, and -55 °C to +80 °C during storage, ensuring consistent performance across various climates. With an IP20 protection class rating on the front, it is safeguarded against solid objects larger than 12.5 mm, adding a layer of durability.
The 3RH2911-1GA40 is a testament to Siemens' commitment to quality, offering a dependable solution for enhancing control systems in industrial settings. Its integration into existing setups provides a seamless upgrade path for those seeking to maintain or improve their electrical control schemes with a product that embodies precision 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.
Read more...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.
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.
Read more...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.
Read more...Peace of mind with every purchase
Blažej Knežo
‘Quick response and fast delivery of the product.’
Kayden
‘Services is great.’
Irene
‘Fast delivery and prompt action.’
Nathalie Jolicoeur
‘Great service. Thank you.’
Muswalin
‘Good packing, quickly delivery and responsible.’
Advance Lifts
‘Great customer service , we needed some assistance quickly and received it.’
Thomas Roland Geaughan
‘Prompt and expert service. Ease of access to find the parts I needed.’
Andreas Boehm
‘Excellent service. The right gear and the right price,well packed and delivered on time.’
Muswalin
‘Good packing, quickly delivery and responsible.’
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 insulation voltage rating for this auxiliary switch block?
The insulation voltage rating for the Siemens auxiliary switch block is 690 V, with a degree of pollution 3.
Can you describe the mounting type for this component?
This auxiliary switch block is designed for snap-on mounting, allowing for easy and secure attachment to compatible devices.
What is the protection class of this auxiliary switch block?
The protection class for this component is IP20, which indicates protection against solid objects larger than 12mm but not against water.
What are the ambient temperature limits for operating this switch block?
The switch block can operate within an ambient temperature range of -25 °C to +60 °C, and can be stored in temperatures ranging from -55 °C to +80 °C.
How many mechanical operating cycles can this switch block withstand?
The switch block is designed to withstand typically 10,000,000 mechanical operating cycles.
What is the typical electrical operating cycles at AC-15 at 230 V?
At AC-15 and 230 V, the typical electrical operating cycles for this switch block is 200,000.
What is the contact reliability for the auxiliary contacts?
The contact reliability for the auxiliary contacts is one faulty switching per 100 million operations at 17 V, 1 mA.
What are the dimensions of this auxiliary switch block?
The dimensions of the switch block are 36 mm in width, 37.5 mm in height, and 43.7 mm in depth.
What type of electrical connection does this switch block support?
The switch block supports screw-type terminals for auxiliary and control current circuits.
Does this switch block have a mirror contact function according to IEC 60947-4-1?
No, this switch block does not have a mirror contact function as per IEC 60947-4-1.
Is the operation of this switch block positively driven according to IEC 60947-5-1?
Yes, the switch block operates with positively driven operation according to IEC 60947-5-1, when used with 3RH2 contactor relays.
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.
