Description
The Siemens 3RF2190-3AA06 is a semiconductor solid-state relay designed for switching high-current single-phase loads with high efficiency and durability. It supports up to 90 A operation with zero-point switching, minimizing electrical stress and noise. This relay is commonly used in industrial heating, automation, and power control applications.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Siemens |
| Category |
Industrial Automation |
| Part Number |
3RF2190-3AA06 |
| Subcategory |
Solid State Relays |
| Series |
SIRIUS 3RF2 |
| Rated Current |
90 A |
| Load Voltage Range |
48 to 600 V AC |
| Control Voltage |
24 V DC |
| Operating Frequency |
50 to 60 Hz |
| Switching Type |
Zero-Point Switching |
| Number of Poles |
1 |
| Contact Configuration |
1NO |
| Mounting Type |
Panel Mount (Cooling Surface) |
| Connection Type |
Ring Cable Lug |
| Insulation Voltage |
600 V |
| Surge Voltage Resistance |
6 kV |
| Protection Class |
IP00 |
| Operating Temperature |
-25 to +60 °C |
| Dimensions |
22.5 mm W x 48 mm D x 85 mm H |
| Weight |
0.072 kg |
Information About 3RF2190-3AA06
The 3RF2190-3AA06 is part of the Siemens SIRIUS 3RF2 series, known for compact, high-performance solid-state switching devices. It features a slim 22.5 mm housing and is designed for mounting on external cooling surfaces to optimize thermal performance under heavy loads. The relay operates with a wide load voltage range of 48 to 600 V AC and a 24 V DC control input, ensuring compatibility with modern control systems. Built for industrial environments, it incorporates zero-point switching technology, reducing wear and improving switching reliability in high-frequency applications.
Key Features
- High Load Capacity: Supports up to 90 A for demanding industrial loads
- Zero-Point Switching: Reduces inrush current and electrical interference
- DC Control Input: Operates with 24 V DC control voltage for precise automation control
- Wide Operating Voltage Range: Handles 48 to 600 V AC load voltage
- Slim Compact Design: 22.5 mm width for space-efficient panel installation
- External Heat Dissipation: Designed for mounting on cooling surfaces for thermal management
- Solid-State Technology: No mechanical wear, ensuring long service life
- Ring Cable Terminal Connection: Provides secure and stable electrical connections
- Fast Switching Performance: Suitable for high-speed switching applications
- High Surge Current Resistance: Withstands high inrush currents during operation
- Industrial Compliance: Meets IEC and UL standards for safety and performance
The 3RF2190-3AA06 delivers the reliability and precision required for high-current industrial load switching and control systems.
