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Siemens 3RH1911-2FA40

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Marvo Stock ID MV-738U
HS Code 85365080
SKU 3RH1911-2FA40
Condition Used
Warranty 12 months
Weight (lbs) 0.08
Length (inches) 1.81
Width (inches) 1.44
Height (inches) 1.48

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Specification & Description

Specification Description
Part Number 3RH1911-2FA40
Alternative Part Number 3RH19112FA40
Manufacturer Siemens
Part Type Auxiliary Switch Block
Dimensions 42 mm
Operating Mechanism Spring Loaded
Protection Class IP IP20
Ambient Temperature (Storage) -55 to +80 °C
Ambient Temperature (Operation) -25 to +60 °C
Mechanical Service Life 10,000,000 switching cycles
Electrical Endurance 200,000 switching cycles at AC-15 at 230 V
Insulation Voltage 690 V
Surge Voltage Resistance 6 kV
Auxiliary Circuit 4 NO contacts for auxiliary contacts
Country of Origin Not specified
Commodity Code 853650
Part Description The Siemens 3RH1911-2FA40 is an auxiliary switch block designed for contactor relays and motor contactors. It features a spring-loaded operating mechanism and offers a protection class IP of IP20. The switch block can operate in temperatures ranging from -25 to +60 °C and can be stored in temperatures from -55 to +80 °C. It boasts a mechanical service life of 10 million switching cycles and an electrical endurance of 200,000 switching cycles at AC-15 at 230 V. The insulation voltage is rated at 690 V and it has a surge voltage resistance of 6 kV. The auxiliary circuit includes 4 NO contacts for auxiliary contacts.

The Siemens 3RH1911-2FA40 is a robust and reliable Auxiliary Switch Block designed to enhance the functionality of your contactor relays and motor contactors. With a size of S00, it's compact yet powerful, making it an ideal choice for various industrial applications. This switch block boasts an impressive mechanical service life of 10 million switching cycles and an electrical endurance of 200,000 switching cycles at AC-15 at 230V. It's designed to operate efficiently in a wide range of ambient temperatures, from -25 to +60 degrees Celsius, ensuring reliable performance in diverse environments. The 3RH1911-2FA40 features 4 NO (Normally Open) contacts, providing flexibility in your control circuit configurations. With an insulation voltage of 690V and a surge voltage resistance of 6kV, this auxiliary switch block offers excellent protection against electrical disturbances. Enhance your control systems with the Siemens 3RH1911-2FA40 Auxiliary Switch Block.

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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 function of this auxiliary switch block?

The Siemens auxiliary switch block is designed to work with contactor relays and motor contactors. It plays a crucial role in controlling the operation of these devices.

What are the technical specifications of this auxiliary switch block?

This auxiliary switch block has 4 NO (Normally Open) contacts and operates at an insulation voltage of 690V. It has a mechanical service life of approximately 10 million switching cycles and an electrical endurance of about 200,000 switching cycles at AC-15 at 230V.

What is the operating temperature range for this part?

The Siemens auxiliary switch block can operate effectively in temperatures ranging from -25°C to +60°C. It can be stored in temperatures between -55°C and +80°C.

What is the protection class of this auxiliary switch block?

The Siemens auxiliary switch block has a protection class IP20 on the front, which means it is protected against solid objects larger than 12.5mm but is not protected against liquids.

What is the surge voltage resistance of this part?

The Siemens auxiliary switch block has a surge voltage resistance rated value of 6kV.

What is the size of this auxiliary switch block?

This auxiliary switch block is of size S00, making it compact and suitable for various applications.

What is the contact reliability of this auxiliary switch block?

The contact reliability of this auxiliary switch block is one incorrect switching operation of 100 million switching operations (17 V, 5 mA). The contact reliability of auxiliary contacts is 1 faulty switching per 100 million (17 V, 1 mA).

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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.

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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.

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