steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 months ago
3RH1921-1CA01
Siemens 3RH1921-1CA01 available at EU Automation. Get in touch today for a quick price.
Based on over 4900 reviews
Full 12-month warranty
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We deliver worldwide
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2. Dedicated Account Manager
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3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3RH1921-1CA01 is a robust and reliable auxiliary switch block designed to enhance the functionality of your industrial control systems. This front-side auxiliary switch, with its 1 NC (Normally Closed) contact, is specifically engineered for use with contactors for switching motors. It features a snap-on mounting type and screw-type terminals for auxiliary and control current circuits, ensuring easy installation and secure connections.
With an insulation voltage of 690 V at AC and a surge voltage resistance of 6 kV, this auxiliary switch block is built to withstand demanding industrial environments. It operates efficiently within a temperature range of -25 to +60 °C, making it suitable for a wide range of applications.
The Siemens 3RH1921-1CA01 auxiliary switch block is part of the renowned SIRIUS product line, known for its high-quality and performance. It offers a mechanical service life of 10 million switching cycles and an electrical endurance of 200,000 switching cycles at AC-15 at 230 V, ensuring long-lasting durability and reliability.
Whether you're upgrading your existing system or building a new one, the Siemens 3RH1921-1CA01 auxiliary switch block is a solid choice for enhancing control and safety in your industrial applications.
With an insulation voltage of 690 V at AC and a surge voltage resistance of 6 kV, this auxiliary switch block is built to withstand demanding industrial environments. It operates efficiently within a temperature range of -25 to +60 °C, making it suitable for a wide range of applications.
The Siemens 3RH1921-1CA01 auxiliary switch block is part of the renowned SIRIUS product line, known for its high-quality and performance. It offers a mechanical service life of 10 million switching cycles and an electrical endurance of 200,000 switching cycles at AC-15 at 230 V, ensuring long-lasting durability and reliability.
Whether you're upgrading your existing system or building a new one, the Siemens 3RH1921-1CA01 auxiliary switch block is a solid choice for enhancing control and safety in your industrial applications.
| 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 |
| Description | The Siemens 3RH1921-1CA01 is a front-side auxiliary switch block designed for reliable and efficient operation in various industrial applications. It features a snap-on mounting style for easy installation and a normally closed contact configuration. The switch block can handle voltage ratings of up to 690 V ac and 600 V dc, making it suitable for a wide range of electrical systems. Please note that the country of origin for this part is not specified. |
What is the voltage rating of this Siemens Auxiliary Switch Block?
The Siemens Auxiliary Switch Block is rated for 690 V ac and 600 V dc.
How many NC contacts does this Auxiliary Switch Block have?
This Auxiliary Switch Block has 1 NC (Normally Closed) contact.
What type of connection does this Auxiliary Switch Block use?
This Auxiliary Switch Block uses a screw-type terminal for auxiliary and control current circuit.
What is the operating current of the auxiliary contacts at AC-15?
The operating current of the auxiliary contacts at AC-15 is 6 A.
What type of mounting does this Auxiliary Switch Block use?
This Auxiliary Switch Block uses snap-on mounting.
What is the purpose of this Auxiliary Switch Block?
The Siemens Auxiliary Switch Block, 3RH1921-1CA01, is used for contactors for switching motors. It provides an additional switching function.
- As an auxiliary switch in industrial control systems
- For use in contactor relays and power contactors
- In safety circuits to ensure correct operation of machinery
- For monitoring and control in automated production lines
- As a component in electrical control panels
- In HVAC systems for controlling power circuits
- For use in motor control centres
- In power distribution systems for safe and efficient operation
- As a part of control circuits in manufacturing plants
- For use in electrical switchgear assemblies.
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
4 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
5 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
5 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
5 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
6 months ago
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