Product Description
Siemens 3RV2 Series Auxiliary Contact, 1NC + 1NO, Plug In Mounting Style - 3RV2901-1A
This auxiliary contact is intended for diverse applications within automation and control systems. It plays a vital role in circuit breaker configurations, facilitating efficient management and monitoring of electrical circuits. Supporting both AC and DC systems, it is essential for professionals in the electrical and mechanical fields.

Features & Benefits
• Plug-in design simplifies installation and removal
• 1NC + 1NO configuration allows for flexible control
• Rated for 2 A DC and 10 A AC for dependable performance
• Operating temperature range from -20 to +60°C ensures adaptability
• Screw terminal connection accommodates a variety of conductor sizes
• IP20 protection rating ensures touch safety

Applications
• Suitable for integration with S00, S0, S2, and S3 circuit breakers
• Used in control panels within industrial automation environments
• Enhances circuit safety and functional monitoring
• Compatible with numerous electrical circuits that require auxiliary switching

What is the maximum operational current I can use?
The device can handle up to 10 A AC and 2 A DC, ensuring effective performance across different applications.

How should I mount this component?
It features a plug-in fixing method, making installation straightforward and compatible with standard practices.

Can it be used in outdoor environments?
The specified operating conditions are better suited for indoor applications due to its IP20 rating.

Is this component compatible with specific circuit breaker sizes?
Yes, it is designed for use with sizes S00, S0, S2, and S3.

What precautions should be taken during installation?
Ensure that the surrounding environment stays within the specified temperature range and utilise appropriate conductors for screw terminal connections.

Specifications
Number of Contacts: 2
Normal State Configuration: NO/NC
Mounting StyleP: lug In
Range: SIRIUS
Series: 3RV2
Contact Current Rating: 2 A dc, 10 A ac
Terminal Type: Screw
Pole and Throw Configuration: DP
Contact Voltage Rating : 250 V dc, 690 V ac
Minimum Operating Temperature: -20°C
Maximum Operating Temperature:  +60°C
Operating Temperature Range:-20 → +60 °C