Siemens Solid-state contactor, screw, 1-phase, 24VDC, 10.5A

Product Overview

The Siemens 3RF2310-1AA02 is the Siemens Solid-state contactor, screw, 1-phase, 24 V DC, 10.5 A. It belongs to the SIRIUS 3RF23 solid-state switching family and provides reliable, wear-free switching of AC loads. Designed for long service life with silent operation, it is ideal for heating control, resistive loads, and general industrial switching where high switching frequency and durability are required.

Key Features

• Single-phase solid-state contactor for AC load switching
• Rated current: 10.5 A
• Control voltage: 24 V DC
• Rated operational voltage (load): 48 … 600 V AC
• Zero-cross switching to reduce electrical stress
• Wear-free operation – no mechanical contacts
• Screw-terminal connections for secure wiring
• High switching frequency capability
• Compact, panel-mount design
• Touch-safe terminal design (IP20 when installed)

Technical Specifications

• Article Number: 3RF2310-1AA02
• Product Type: Solid-state contactor (1-phase)
• Rated Operational Current: 10.5 A
• Rated Operational Voltage (load): 48 … 600 V AC
• Control Voltage: 24 V DC
• Switching Type: Zero-cross
• Mounting: Panel mounting with screw fixing
• Connection Type: Screw terminals
• Protection Class: IP20 (when wired)
• Ambient Operating Temperature: –25 °C … +60 °C
• Isolation: Optical isolation between input and output
• Load Types: Suitable for resistive and lightly inductive AC loads

Compliance & Certifications

• Part of the Siemens SIRIUS 3RF solid-state switching range
• Designed according to IEC/EN standards for industrial switching devices
• Suitable for global industrial environments requiring solid-state contactors

Applications

This solid-state contactor is ideal for industrial heating control, resistive load switching, solenoid valves, small inductive loads, and systems requiring silent, wear-free and frequent switching. Typical installations include process heating, HVAC systems, automation cabinets, packaging machinery and general industrial control applications.