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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.
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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.
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.
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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.
