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Siemens 3RF2350-1AA02 1-Phase Solid State Contactor

Siemens 3RF2 Solid State Contactor, 1-Phase, 50A, 24V DC Control

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ManufacturerSiemens

Part number3RF2350-1AA02

Phase 1-Phase

Series 3RF2

Current Rating (AC 51) 50A

Max Temperature 40°C

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Solid-state switching 1-phase operation High 50A current rating 24V DC control Screw terminals Robust construction

Product description

The Siemens 3RF2350-1AA02 is a high-current 1-phase solid-state contactor from the 3RF2 series. It is rated for AC 51 applications with a significant current carrying capacity of 50A at 40°C. The load voltage range is 24-230V AC, and it is controlled by a 24V DC signal. This unit is equipped with screw terminals for secure power connections.

This solid-state contactor is ideal for heavy-duty applications in industrial settings, such as controlling large motors, high-power heating systems, or large lighting loads. It is widely used in manufacturing, process industries, and infrastructure projects.

Stanlo Automation, your veteran-owned source for surplus industrial automation parts, carries the Siemens 3RF2350-1AA02. We are dedicated to providing reliable and cost-effective solutions to keep your automated systems running.

Technical specifications

Phase	1-Phase
Series	3RF2
Current Rating (AC 51)	50A
Max Temperature	40°C
Load Voltage	24-230V AC
Control Voltage	24V DC
Terminal Type	Screw

Common applications

High-power motor control

Industrial heating systems

Large lighting loads

Manufacturing automation

Process control

Compatible systems

PLC systems with 24V DC output High-power motor starters Industrial heating control Large lighting control systems

Also known as

Siemens 3RF2350 3RF2350-1AA02 Siemens

Replaces / compatible with

This high-current solid-state contactor is suitable for replacing larger electro-mechanical contactors where silent, wear-free operation is desired. Always verify that the load and control voltage requirements match.

Technical note

Expert tip

Due to its high current rating, adequate ventilation and potential heatsink use are critical for maintaining performance and extending the life of the 3RF2350-1AA02, especially in enclosed control cabinets.

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Frequently asked questions

What is the maximum load current and voltage for the Siemens 3RF2350-1AA02 solid-state contactor?

The Siemens 3RF2350-1AA02 solid-state contactor is rated for AC 51 at 50A and a load voltage of 24-230V AC. It is controlled by a 24V DC signal, making it suitable for high-power industrial applications.