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Siemens 3RF2 Series Solid State Relay, 20 A Load Current, DIN Rail Mount, 230 V Load Voltage, 24V DC Control 3RF2120-1AA02
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Height | 85mm |
| Length | 22.5mm |
| Model | 3RF2120-1AA02 |
| IP Rating | IP20 |
| Width | 22.5mm |
| Mount Type | DIN Rail |
| Output type | Thyristor |
| Series | 3RF2 |
| Maximum Operating Temperature | 60°C |
| Contact Configuration | SPST |
| Minimum Operating Temperature | -25°C |
| Terminal type | Screw |
| Switching Function | Zero Cross Switching |
| Maximum Load Current | 20A |
| Standards/Approvals | CSA, EAC, UR |
| Maximum Load Voltage | 230V |
| Minimum Load Voltage | 24V |
| Minimum Control Voltage | 15V dc |
| Maximum Control Voltage | 24V dc |
| Off State Leakage Current | 10mA |
Key Features
- Supports up to 20 amps of load current for robust switching.
- Mounts easily on a standard DIN rail for secure installation.
- Operates with a control voltage range of 15 to 24 volts DC.
- Features zero cross switching function for reduced electrical noise.
- Compact unit size with 22.5 mm width and 85 mm height.
- Utilizes efficient thyristor output for reliable performance.
- Designed with screw terminals for fast and secure wiring.
- Offers an off state leakage current of only 10 mA for efficiency.
Product Description
Siemens 3RF2120-1AA02 is a robust solid state relay from the 3RF2 series designed for industrial and automation applications requiring reliable load switching. Operating at a maximum load current of 20 amps and load voltage of 230 volts, this relay mounts conveniently on DIN rails, making it ideal for control panels and industrial electrical systems.
The device features a zero cross switching function to minimize electrical noise and improve lifespan in AC load control scenarios. It supports control voltages from 15 to 24 V DC and delivers efficient switching through its thyristor output type.
Measuring 22.5 mm wide and 85 mm tall, this compact relay provides screw type terminals which enable easy and secure connections.
Designed to operate reliably within a temperature range of -25°C to 60°C, it complies with CSA, EAC, and UR safety approvals. The IP20 protection level ensures it withstands typical environmental conditions in industrial settings.
Manufactured in Germany, this unit meets high quality and performance standards. Its low off state leakage current of 10 mA enhances energy efficiency in automation systems. Supports up to 20 amps of load current for robust switching.
Mounts easily on a standard DIN rail for secure installation. Operates with a control voltage range of 15 to 24 volts DC. Features zero cross switching function for reduced electrical noise. Compact unit size with 22.5 mm width and 85 mm height.
Utilizes efficient thyristor output for reliable performance. Designed with screw terminals for fast and secure wiring. Offers an off state leakage current of only 10 mA for efficiency. Rated for operation in temperature range from -25°C to 60°C.
Constructed with IP20 protection rating suitable for industrial environments. Manufactured in Germany ensuring high quality standards.
This Siemens solid state relay is suitable for industrial automation, manufacturing processes, HVAC control systems, and electrical panels requiring reliable, fast switching with compact mounting solutions.
Browse more Solid State Relays and Siemens automation components on EnvMart for your electrical and industrial needs.
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Frequently Asked Questions
The maximum load current for this relay is 20 amps.
It operates with a control voltage range of 15 to 24 volts DC.
This model features a zero cross switching function, which helps to minimize electrical noise.
The relay has an IP20 protection rating, suitable for typical industrial environments.
This unit measures 22.5 mm in width and 85 mm in height.
It is designed with screw terminals for fast and secure wiring connections.
The relay operates reliably within a temperature range of -25°C to 60°C.
This solid state relay is manufactured in Germany.
It utilizes a thyristor output type for efficient switching performance.
It complies with CSA, EAC, and UR safety approvals.
The off state leakage current is only 10 mA, enhancing energy efficiency.
It mounts conveniently on standard DIN rails, making it suitable for control panels and industrial systems.
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