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Siemens Auxiliary Contact, 4 Contact, 2 NC/2 NO, Snap-On Mount, 10 A, 17V DC, 3RH1921-1XA22-0MA0
Specifications
| Country of Origin | Czech Republic |
|---|---|
| Brand | Siemens |
| Model | 3RH1921-1XA22-0MA0 |
| Mount Type | Snap-On |
| Series | 3RH1921 |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -25°C |
| Terminal type | Screw |
| Mounting Location | Front Side |
| Number of Contacts | 4 |
| Contact Voltage | 17V dc |
| Normal State Configuration | 2 NC/2 NO |
| Contact Current | 10A |
| Operational Current Ie | 10A |
| Pole and Throw Configuration | DPDT |
| Mechanical Durability | 10Mcycles |
| Rated Insulation Voltage Ui | 690V |
Key Features
- The 2 NC and 2 NO contact configuration provides flexible switching functionality.
- Snap-on mounting ensures easy installation and removal.
- Supports a contact rating of 10A for reliable current handling.
- Operates safely at a contact voltage of 17V DC.
- Rated insulation voltage of 690V offers robust electrical isolation.
- Designed for a mechanical durability of up to 10 million cycles for long service life.
- Suitable for operating temperatures ranging from -25°C to 60°C.
- Front side mounting location optimizes accessibility and integration.
Product Description
Siemens 3RH1921-1XA22-0MA0 Auxiliary Contact is a precision-engineered component used in industrial automation and control gear. Featuring 4 contacts configured as 2 normally closed (NC) and 2 normally open (NO), this snap-on mount auxiliary contact supports a contact current of 10A and operates at a contact voltage of 17V DC. Its rated insulation voltage of 690V ensures high electrical safety and isolation during operation.
The device offers excellent mechanical durability with a rated life of 10 million switching cycles, making it highly reliable for demanding industrial environments. Designed for use in temperatures ranging from -25°C to 60°C, it is well-suited for diverse industrial and manufacturing settings. The front side mounting style provides easy access for installation and maintenance, while screw terminals guarantee secure electrical connections.
Widely compatible with Siemens 3RT1 series contactors, the 3RH1921-1XA22-0MA0 auxiliary contact enhances control circuits by providing additional contacts for signaling and interlocking functions. This increases the flexibility and precision of electrical flow control in complex automation setups.
The 2 NC/2 NO configuration allows precise control in electrical circuits. Snap-on mounting streamlines installation and maintenance processes. High contact current rating of 10 A enhances application range. Robust insulation rating of 690V ensures operational safety.
Mechanical endurance of 10 million cycles supports long-term use. Wide operating temperature range enables use in harsh conditions. Screw terminal type guarantees a secure and reliable connection. Front side mounting design facilitates integration into control panels.
Compatible with Siemens 3RT1 contactors for seamless system expansion. Manufactured in the Czech Republic ensuring quality and reliability.
This Siemens Auxiliary Contact is a vital component for industrial automation, laboratory control systems, manufacturing process management, and building electrical control panels. It enhances switchgear systems to improve operational control, safety, and signal functions effectively.
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Frequently Asked Questions
This model features a contact configuration of 4 contacts, consisting of 2 normally closed (NC) and 2 normally open (NO).
It supports a maximum contact current rating of 10A, ensuring reliable current handling in various applications.
The rated insulation voltage is 690V, providing robust electrical isolation during operation.
It operates effectively within a temperature range of -25°C to 60°C, making it suitable for diverse industrial environments.
This auxiliary contact is designed for a mechanical durability of up to 10 million cycles, ensuring long service life.
It features a snap-on mounting type, which allows for easy installation and removal.
This unit utilizes screw terminals, ensuring secure electrical connections.
It is widely compatible with Siemens 3RT1 series contactors, enhancing control circuits with additional contacts.
The pole and throw configuration is DPDT, providing flexible switching functionality.
This auxiliary contact is manufactured in the Czech Republic, ensuring quality and reliability.
It is suitable for use in industrial automation, laboratory control systems, manufacturing process management, and building electrical control panels.
The contact voltage rating is 17V DC, which is essential for its operation in control circuits.
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