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G3PA
Solid state relays (SSRs) from the Omron G3PA series are semiconductor switching devices designed for high-speed, noiseless, and arc-free switching of AC loads. These single-phase relays integrate a built-in heatsink for efficient thermal management and are available in a wide range of rated currents from 10 A to 60 A, with operating voltages up...
Solid state relays (SSRs) from the Omron G3PA series are semiconductor switching devices designed for high-speed, noiseless, and arc-free switching of AC loads. These single-phase relays integrate a built-in heatsink for efficient thermal management and are available in a wide range of rated currents from 10 A to 60 A, with operating voltages up to 480 VAC depending on the model. The series includes both zero-crossing and random-turn-on (non-zero crossing) versions, such as the G3PA-240BL-VD, for applications requiring precise phase control. Control voltages span from 5-24 VDC to 24 VAC, making them compatible with various PLC and controller outputs. All units feature a DIN rail mounting design, an LED indicator for status monitoring, and an IP20 protection rating for safe installation in electrical enclosures.
These SSRs are primarily deployed in industrial automation and process control systems, including temperature control for ovens and furnaces, motor starting, lighting control, and heater switching in plastic injection molding and packaging machinery. They are also found in HVAC systems, chemical processing plants, and food production lines where reliable, maintenance-free switching is critical. Their compact form factor allows dense packing in control panels, while the integrated heatsink simplifies installation by eliminating the need for external thermal management in many standard applications.
The G3PA series complies with international safety and performance standards including UL, CSA, and EN/IEC 60947-4-3 for low-voltage switchgear and controlgear. These relays are specifically designed for compatibility with Omron controllers and automation systems, ensuring seamless integration into existing Omron-based architectures. The zero-crossing function minimizes electromagnetic interference (EMI) during switching, meeting EMC directives for industrial environments.
At Electric Automation Network, we offer the full Omron G3PA series with real-time pricing and availability. Our engineering team provides personalized technical support to help you select the correct model based on load current, voltage, and control signal requirements. We ship express worldwide from stock, ensuring minimal downtime for your critical applications. Access detailed datasheets and wiring diagrams for each article on our multilingual portal.
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