SIEMENS 3RF2030-1AA42 Solid State Relay

SIEMENS 3RF2030-1AA42 Solid State Relay

Product Description

The SIEMENS 3RF2030-1AA42 is a high-quality SIRIUS solid state relay designed for reliable and maintenance-free switching of resistive and inductive loads in industrial automation systems. This semiconductor relay provides fast and silent switching performance with long operational life, making it ideal for applications with high switching frequencies.

The relay features zero-voltage switching technology, which minimizes electromagnetic interference and reduces stress on connected loads. With a compact 45 mm housing width and robust industrial construction, the 3RF2030-1AA42 is suitable for industrial heating systems, automation equipment, and motor control applications. :contentReference[oaicite:0]{index=0}

Main Features

• Original SIEMENS SIRIUS solid state relay
• Model: 3RF2030-1AA42
• 1-phase semiconductor relay
• Rated operational current: 30 A
• Load voltage range: 24...230 V AC
• Control voltage: 4...30 V DC
• Zero-voltage switching technology
• Compact 45 mm construction width
• Silent and wear-free switching
• Screw terminal connection
• Suitable for mounting on cooling surfaces
• Long service life with low maintenance

Applications

The SIEMENS 3RF2030-1AA42 solid state relay is widely used in industrial switching applications where fast, reliable, and high-frequency switching is required.

• Industrial heating systems
• Temperature control equipment
• Plastic processing machinery
• Packaging systems
• Industrial ovens and heaters
• Automation systems
• Conveyor equipment
• Motor and valve control systems

Technical Specifications

• Manufacturer: SIEMENS
• Series: SIRIUS 3RF2
• Part Number: 3RF2030-1AA42
• Product Type: Solid state relay
• Relay Type: Semiconductor relay
• Number of Phases: 1-phase
• Rated Current: 30 A
• Load Voltage: 24...230 V AC
• Control Voltage: 4...30 V DC
• Switching Method: Zero-voltage switching
• Connection Type: Screw terminals
• Protection Class: IP20
• Dimensions: 58 x 45 x 48 mm
• Operating Temperature: -25°C to +60°C
• Mounting Type: Panel mounting on cooling surface

Advantages

The SIEMENS 3RF2030-1AA42 offers extremely long switching life compared to electromechanical relays, silent operation, reduced maintenance requirements, and improved switching reliability. Its compact design and zero-voltage switching technology make it an excellent solution for industrial automation and electrical heating applications with frequent switching cycles. :contentReference[oaicite:1]{index=1}