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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH1921-1CA01 |
| Alternative Part Number | 3RH19211CA01 |
| Manufacturer | Siemens |
| Voltage Rating | 690 V ac, 600 V dc |
| Contact Configuration | 1NC (Normally Closed) |
| Mounting Style | Snap-On |
| Location of Operation | Front-side |
| Commodity Code | 85365080 |
| Country of Origin | Not specified |
| Part Description | This Siemens Auxiliary Switch Block is designed for front-side operation and features a snap-on mounting style. It has a voltage rating of 690 V ac and 600 V dc, and a normally closed (1NC) contact configuration. Please note that the country of origin is not specified. The part number for this product is 3RH1921-1CA01, with an alternative part number of 3RH19211CA01. |
The Siemens 3RH1921-1CA01 is a robust and reliable auxiliary switch block designed for optimal performance in industrial settings. This front-side auxiliary switch, with its 1 NC contact, is specifically engineered for use with contactors for switching motors. It operates with an insulation voltage of 690 V, making it suitable for high-demand applications. The switch block features a snap-on mounting type, ensuring easy installation and secure fit. It also boasts a screw-type terminal design for auxiliary and control current circuits, providing a solid and dependable connection. With a mechanical service life of 10 million switching cycles and an electrical endurance of 200,000 switching cycles at AC-15 at 230 V, this Siemens auxiliary switch block offers longevity and durability. It's compliant with DIN EN50005 standards, further attesting to its quality and reliability. Whether you're upgrading your existing system or building a new one, the Siemens 3RH1921-1CA01 auxiliary switch block is a top-tier choice for your industrial control needs.
Commonly Asked Questions
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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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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 is the voltage rating of this Siemens Auxiliary Switch Block?
The Siemens Auxiliary Switch Block, part number 3RH1921-1CA01, has a voltage rating of 690 V ac and 600 V dc.
What type of contact does this Auxiliary Switch Block have?
This Auxiliary Switch Block has 1 Normally Closed (NC) contact.
Where can this Auxiliary Switch Block be installed?
The 3RH1921-1CA01 Auxiliary Switch Block is designed for front-side installation.
What is the purpose of an Auxiliary Switch Block?
An Auxiliary Switch Block like the 3RH1921-1CA01 is used to provide additional switching contacts for a main contactor or relay. This can be useful in complex control circuits.
Is this Auxiliary Switch Block snap-on?
Yes, the Siemens 3RH1921-1CA01 Auxiliary Switch Block is designed with a snap-on feature for easy installation.
What is the Commodity Code for this part?
The Commodity Code for the Siemens 3RH1921-1CA01 Auxiliary Switch Block is 85365080.
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.
