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
1 month ago
3RH2911-1HA22
Siemens 3RH2911-1HA22 available at EU Automation. Get in touch today for a quick price.
Based on over 4900 reviews
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
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1. Email confirmation
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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.
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 3RH2911-1HA22 is a robust and reliable auxiliary switch block from the 3RH2911 series. This compact device, measuring 37.5 x 36 x 43.7 mm, is designed to operate at a voltage of up to 690V. It features a 2NO/2NC configuration, providing versatility for a variety of industrial applications. The switch block is designed for front mounting and is compatible with contactor relays and power contactors. With an impressive mechanical operating cycle of 10,000,000 and an electrical operating cycle of 200,000 at AC-15 / at 230V, this auxiliary switch block ensures long-lasting performance. It also boasts a high contact reliability, with only one incorrect switching operation of 100 million. The device is designed to withstand ambient temperatures ranging from -25°C to +60°C during operation and -55°C to +80°C during storage. The Siemens 3RH2911-1HA22 auxiliary switch block is a high-quality component that offers reliable and efficient performance for your industrial automation needs.
| Specification | Description |
|---|---|
| Part Number | 3RH2911-1HA22 |
| Alternative Part Number | 3rh29111ha22 |
| Manufacturer | Siemens |
| Part Description | This is an Auxiliary Switch Block from the Siemens 3RH2911 series. |
| Voltage | 690 V |
| Configuration | 2NO/2NC |
| Dimensions | 37.5 x 36 x 43.7 mm |
| Commodity Code | 85365080 |
| Country of Origin | Not specified |
What is the function of this auxiliary switch block?
This auxiliary switch block is designed to be used with contactor relays and power contactors. It provides additional switching contacts for the controlling and switching of circuits.
What are the technical specifications of this part?
The part has a protection class IP20 on the front, meaning it's protected against solid objects larger than 12.5mm but not protected against liquids. It can operate in temperatures ranging from -25°C to +60°C and can be stored in temperatures from -55°C to +80°C. It has a rated insulation voltage of 690V and an impulse voltage resistance of 6kV.
What is the reliability of the contacts in this part?
The contact reliability of this part is very high. It's rated for one incorrect switching operation of 100 million switching operations at 17V, 1mA. This means the part is highly reliable and suitable for applications where consistent performance is crucial.
What is the size of this auxiliary switch block?
The dimensions of this auxiliary switch block are 37.5 x 36 x 43.7 mm. It's compact size makes it suitable for installation in a variety of control systems.
What is the current path configuration of this part?
The current path configuration of this part is 1NC, 1NC, 1NO, 1NO. This means it has two normally closed (NC) and two normally open (NO) contacts.
What is the operating cycle of this part?
The part is designed for a typical mechanical operating cycle of 10,000,000 and a typical electrical operating cycle of 200,000 at AC-15, at 230V. This makes it suitable for applications that require high frequency of operations.
What type of terminal does this part have?
This part has a screw terminal. This type of terminal provides a secure and reliable connection, ensuring the efficient operation of your control system.
- Utilized in industrial automation systems for controlling and regulating electrical power.
- Commonly used in motor control centers for switching auxiliary circuits.
- Often found in manufacturing plants for controlling machinery and equipment.
- Used in power distribution systems for reliable switching operations.
- Ideal for applications requiring high contact reliability.
- Suitable for use in harsh environmental conditions due to its wide operating temperature range.
- Frequently used in control panels for various industrial applications.
- Used in conveyor systems for controlling the start and stop operations.
- Commonly found in HVAC systems for controlling the operation of fans and pumps.
- Used in lighting control systems for switching and controlling lights.
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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Warranty
All parts new or reconditioned are covered by EU Automation 12 month warranty
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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.
2 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!
2 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!
3 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.
3 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!
4 months ago
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