Omron G3F-203SN-VD DC5-24 Solid State Relay

USD 23.46

3A 240VAC solid state relay. 5-24VDC input, 8-pin plug-in design, and zero-cross switching. Compact MY-style SSR for reliable, spark-free AC load control in automated machinery.

SKU Omron-G3F-203SN-VD DC5-24 Category
Industrial Control / Solid State Relays

Omron G3F-203SN-VD DC5-24 Solid State Relay

Model Identifier G3F-203SN-VD DC5-24
Official Part Number G3F-203SN-VD DC5-24
GTIN Standard NA

Technical Overview

The Omron G3F-203SN-VD DC5-24 is a plug-in solid-state relay (SSR) designed for seamless integration into industrial automation systems. It shares the same compact profile as the standard MY series power relays, allowing for high-density mounting on DIN rails via 8-pin sockets. This relay features a broad 5 to 24 VDC input control voltage and switches output loads up to 3A at 100 to 240 VAC. Advanced features include photocoupler isolation for superior signal separation, a zero-cross function to minimize electrical noise and inrush current, and an integrated LED indicator for quick status verification.

Key Features

  • Photocoupler isolation for robust signal separation and safety [1.2]
  • Zero-cross function to reduce inrush current and electrical noise
  • Integrated LED operation indicator for visual status monitoring
  • Compact 8-pin plug-in design sharing the same profile as MY series relays
  • Compatible with standard DIN-rail sockets for rapid panel assembly
  • UL, CSA, and VDE certified for global industrial applications

3A Max Load Current at 100-240 VAC with Zero-Cross Switching

Technical Specification Matrix

ParameterValue
Input Control Voltage (Rated)5 to 24 VDC
Input Voltage (Operating Range)4 to 28 VDC
Output Load Voltage100 to 240 VAC
Output Load Current0.1 A to 3 A
Must Operate Voltage4 VDC max.
Must Release Voltage1 VDC min.
Input Impedance15 mA max. (Constant-current)
Output ON Voltage Drop1.6 V (RMS) max.
Leakage Current5 mA max.
Operating Temperature-30°C to +80°C
Isolation TypePhotocoupler
Termination Style8-Pin Plug-in

Industrial Applications

1. Packaging Machinery Heater Control

Utilized to switch AC power to heating elements in plastic film wrapping and sealing machinery. The zero-cross function minimizes electrical noise during the frequent, high-cycle switching required for precise temperature control.

Problem Solved

Eliminates contact wear and reduces electrical noise commonly associated with mechanical relays in high-frequency heating applications.

Zero-cross function3A Load100-240 VACHigh-cycle switching

2. PLC-to-Actuator Interfacing

Functions as an interface relay between a 24VDC Programmable Logic Controller (PLC) output and a 240 VAC small motor or actuator. Its compact, MY-series profile allows for high-density DIN rail mounting in tight control panels.

Problem Solved

Safely isolates and steps up low-voltage DC logic signals to high-voltage AC loads, protecting sensitive PLC outputs.

Photocoupler isolation5-24 VDC Input8-Pin Plug-inDIN Rail Mounting

3. Automated Industrial Lighting Systems

Controls 120/240 VAC industrial lighting arrays triggered by automated systems or sensors. The solid-state switching inherently avoids contact welding, while the zero-cross feature mitigates the massive inrush currents from LED drivers.

Problem Solved

Prevents relay failure caused by high inrush currents that weld electromechanical relay contacts in lighting circuits.

Inrush current mitigationZero-cross switchingSolid state switchingLED indicator
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