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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH1911-1HA12 |
| Alternative Part Number | 3RH19111HA12 |
| Manufacturer | Siemens |
| Part Description | This is an Auxiliary Switch Block from Siemens, designed for electronic operation within a module. |
| Voltage | The part operates at a voltage of 690 V, making it suitable for a variety of industrial applications. |
| Mounting | The part features a Snap On Mount, allowing for easy installation and secure attachment. |
| Contact Configuration | The switch block has 1 Normally Open (NO) and 2 Normally Closed (NC) contacts. |
| Protection Class | The part has an IP20 protection class, providing a certain level of protection against solid objects and no protection against water. |
| Suitability for Use | This part is suitable for use with contactor relays and power contactors. |
| Ambient Temperature | The part can operate in temperatures ranging from -25°C to +60°C and can be stored in temperatures ranging from -55°C to +80°C. |
| Mechanical Service Life | The part has a typical mechanical service life of 10,000,000 switching cycles. |
| Electrical Endurance | The part has an electrical endurance of 200,000 switching cycles at AC-15 at 230 V. |
| Insulation Voltage | The part has an insulation voltage of 690 V with degree of pollution 3. |
| Surge Voltage Resistance | The part has a surge voltage resistance of 6 kV. |
| Auxiliary Circuit | The auxiliary circuit has 2 NC and 1 NO instantaneous contacts. |
| Operating Current | The operating current of auxiliary contacts at AC-12 is 10 A at 24 V and 230 V. |
| Country of Origin | The part's country of origin is not specified. |
| Commodity Code | The commodity code for this part is 85365080. |
The Siemens 3RH1911-1HA12 is a robust and reliable auxiliary switch block, designed to offer superior performance in a variety of industrial applications. This switch block features a snap-on mount design, making it easy to install and integrate into your existing systems. With a voltage rating of 690V, it is capable of handling high power loads, making it a versatile choice for many different types of machinery and equipment.
This Siemens switch block comes with 1 Normally Open (NO) and 2 Normally Closed (NC) contacts, providing flexibility in controlling your machinery's operations. It is designed to be electronically operated, ensuring precise and efficient performance. The switch block is also IP20 rated, offering protection against touch by fingers and similar objects.
The 3RH1911-1HA12 is part of Siemens' renowned SIRIUS product line, known for its high-quality and durable industrial controls. Whether you're operating contactor relays or power contactors, this auxiliary switch block is a reliable choice that can enhance the efficiency and safety of your operations.
Please note that this product is designed to comply with DIN EN50012 standards, ensuring its quality and reliability in industrial environments. With a mechanical service life of 10 million switching cycles and an electrical endurance of 200,000 switching cycles at AC-15 at 230V, this auxiliary switch block is built to last, offering excellent value for your investment.
Commonly Asked Questions
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Frequently Asked Questions
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 helps in controlling the flow of electricity and is essential for the safe and efficient operation of electrical circuits.
What are the technical specifications of this part?
The part operates at an insulation voltage of 690V and has a surge voltage resistance rated value of 6kV. It has a mechanical service life of 10,000,000 switching cycles and an electrical endurance of 200,000 switching cycles at AC-15 at 230V. It also has an ambient operating temperature range of -25 to +60 degrees Celsius.
What is the protection class of this part?
The protection class of this part on the front is IP20. This means it is protected against solid objects up to 12mm, but it is not waterproof.
What is the mounting type of this part?
This part uses a snap-on mount, which makes it easy to install and remove when necessary.
What is the contact configuration of this part?
The part has a contact configuration of 1 NO (Normally Open) and 2 NC (Normally Closed). This configuration is commonly used in various industrial applications.
What is the storage temperature range for this part?
The part can be safely stored in temperatures ranging from -55 to +80 degrees Celsius.
What is the significance of the part's contact reliability?
The contact reliability of the part indicates its ability to perform without failure over a large number of switching operations. For this part, there is one incorrect switching operation of 100 million switching operations (17 V, 5 mA), which signifies high reliability.
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.
