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Siemens Auxiliary Contact, 3 Contact, 2 NO/1 NC, SIRIUS Series, Snap-On Mount, 10 A, 250 V DC, 690 V AC, 3RH2911-1HA21
Specifications
| Country of Origin | Czech Republic |
|---|---|
| Brand | Siemens |
| Model | 3RH2911-1HA21 |
| Mount Type | Snap-On |
| Series | SIRIUS |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -25°C |
| Terminal type | Screw |
| Mounting Location | Front Side |
| Number of Contacts | 3 |
| Contact Voltage | 250, 690V dc |
| Normal State Configuration | 2 NO/1 NC |
| Contact Current | 10A |
| Operational Current Ie | 10A |
| Pole and Throw Configuration | 3PST |
| Mechanical Durability | 10Mcycles |
| Rated Insulation Voltage Ui | 690V |
Key Features
- Constructed for snap-on mounting, ensuring easy installation.
- Supports contact currents up to 10 A for diverse operational needs.
- Operates at contact voltages of 250 V DC and 690 V AC.
- Features screw terminal connections for secure wiring.
- Designed for front side mounting with high mechanical durability of 10 million cycles.
- Operational temperature range from -25°C to 60°C suitable for various environments.
- Complies with IEC 60947-4-1 and IEC 60947-5-1 standards for safety and reliability.
Product Description
Siemens 3RH2911-1HA21 Auxiliary Contact is a high-quality control component from the renowned SIRIUS series, tailored for industrial, automation, and electrical control systems. This snap-on mount auxiliary contact features three contacts configured as 2 normally open (NO) and 1 normally closed (NC) to deliver versatile switching functionality. It supports contact currents of up to 10 A and can operate at contact voltages of 250 V DC and 690 V AC, making it suitable for a wide range of industrial control circuits.
Engineered with screw terminals, the product ensures secure and reliable electrical connections. The device is designed for front side mounting that facilitates straightforward integration within control cabinets or panels. With a mechanical durability rated at 10 million cycles, it offers robustness required for continuous industrial operation.
The operational temperature spectrum from -25°C to 60°C enables use in diverse environments including manufacturing plants, commercial automation, and HVAC systems. The product fully adheres to IEC 60947-4-1 and IEC 60947-5-1 standards, highlighting its compliance with international electrical safety and performance requirements.
Snap-on mounting design for quick installation. High durability with 10 million mechanical cycles. Contact configuration: 2 NO/1 NC for versatile control. Contact current capacity of 10 A offers reliable switching. Supports both 250 V DC and 690 V AC contact voltages.
Screw terminal type for secure connections. Operates efficiently in temperatures ranging from -25°C to 60°C. Meets IEC 60947-4-1 and IEC 60947-5-1 standards.
This Siemens Auxiliary Contact is ideal for use in industrial automation, manufacturing systems, control panels, and other electrical equipment requiring reliable Auxiliary Contacts. With its robust construction and compliance with stringent international standards, it ensures safe and dependable performance in critical applications.
Explore more from the Siemens SIRIUS series in our Electronics & Electricals category at EnvMart for high-quality industrial automation components.
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Frequently Asked Questions
This model features a contact configuration of 2 normally open (NO) and 1 normally closed (NC) contact, providing versatile switching functionality.
It supports a maximum contact current of 10 A, making it suitable for various operational needs in industrial applications.
This unit operates at contact voltages of 250 V DC and 690 V AC, allowing for compatibility with a range of electrical systems.
The operational temperature range is from -25°C to 60°C, enabling its use in diverse environments.
It features a snap-on mounting design for easy installation, with a front side mounting location for straightforward integration into control panels.
It has a mechanical durability rated at 10 million cycles, ensuring long-lasting performance in continuous industrial operations.
This auxiliary contact utilizes screw terminal connections, providing secure and reliable wiring.
It complies with IEC 60947-4-1 and IEC 60947-5-1 standards, ensuring safety and reliability in electrical applications.
The Siemens 3RH2911-1HA21 auxiliary contact is manufactured in the Czech Republic.
This model has a total of 3 contacts, configured as 2 normally open and 1 normally closed.
It is suitable for use in industrial automation, manufacturing systems, control panels, and other electrical equipment requiring reliable auxiliary contacts.
The rated insulation voltage for this auxiliary contact is 690 V, ensuring compatibility with high-voltage systems.
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