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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RH1911-1GA31 |
| Alternative Part Number | 3RH19111GA31 |
| Manufacturer | Siemens |
| Voltage | 690 V (Insulation) |
| Current | 10 A |
| Dimensions | 36 x 38 x 38 mm |
| Description | This is an auxiliary switch block from Siemens, designed for use with contactor relays and power contactors. It operates at an insulation voltage of 690V and can handle a current of up to 10A. The compact dimensions of 36 x 38 x 38 mm make it suitable for installations where space is a constraint. |
| Number of NC Contacts | 1 |
| Number of NO Contacts | 3 |
| Operating Temperature | -25 to +60 °C |
| Mechanical Operating Cycles | 10,000,000 |
| Electrical Operating Cycles | 200,000 |
| Insulation Voltage | 690 V |
| Impulse Voltage Resistance | 6 kV |
| Protection Class | IP20 |
| Mounting Type | Snap-on mounting |
| Connection Type | Screw-type terminals |
| Conductor Cross-Section | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| Safety-Related Parameter | Yes |
| Commodity Code | 853650 |
The Siemens 3RH1911-1GA31 is a high-quality auxiliary switch block designed for use with contactor relays and power contactors. This robust component is rated for an insulation voltage of 690V and a current of 10A, ensuring reliable performance in a variety of industrial applications. The switch block features a compact design, measuring just 36 x 38 x 38 mm, making it an ideal choice for installations where space is at a premium. With 3 normally open (NO) and 1 normally closed (NC) contacts, it offers flexibility for your circuit configurations. The 3RH1911-1GA31 is designed for screw connection, ensuring secure and stable connections for optimal performance. This Siemens auxiliary switch block is a reliable and efficient solution for your control circuit needs.
Commonly Asked Questions
Is my order covered by a warranty?
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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Read more...Is Marvo a credible parts supplier?
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.
Read more...Have steps been taken to ensure quality control?
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 purpose of this auxiliary switch block?
The Siemens 3RH1911-1GA31 is an auxiliary switch block designed for use 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 systems.
What are the dimensions of this part?
The dimensions of the Siemens 3RH1911-1GA31 are 36 x 38 x 38 mm. It's compact size allows for easy installation and integration into your existing electrical system.
What is the insulation voltage of this part?
The Siemens 3RH1911-1GA31 has an insulation voltage of 690 V. This indicates the maximum voltage the part can withstand without risk of breaking down the insulation.
What is the operating current of this part?
The operating current of the Siemens 3RH1911-1GA31 varies depending on the specific conditions. For instance, at AC-15, the operating current is 6 A at 24 V and 230 V, and 1 A at 690 V.
What type of mounting does this part use?
The Siemens 3RH1911-1GA31 uses snap-on mounting. This makes it easy to install and remove as needed.
What is the protection class of this part?
The Siemens 3RH1911-1GA31 has a protection class IP20. This means it is protected against solid objects larger than 12.5 mm but is not protected against liquids.
What are the contact reliability specifications of this part?
The Siemens 3RH1911-1GA31 has a contact reliability of one incorrect switching operation of 100 million switching operations (17 V, 5 mA). This ensures a high level of reliability and efficiency in your electrical system.
What is the ambient temperature range for this part?
The Siemens 3RH1911-1GA31 can operate effectively in an ambient temperature range of -25 to +60 degrees Celsius. It can be stored in temperatures ranging from -55 to +80 degrees Celsius.
