G3PJ-225B-PU

Overview of Omron G3PJ-225B-PU

The Omron G3PJ-225B-PU is a high-capacity solid-state relay (SSR) designed for heater control and industrial automation applications. It operates with an input voltage range of 12 to 24 V DC and can switch AC loads ranging from 24 to 240 VAC. The relay features push-in plus terminal blocks for easy, secure wiring and supports a load current of up to 27 A. It includes zero-cross switching for reduced electrical noise and enhanced reliability.

Key Features of Omron G3PJ-225B-PU

• Input Voltage: 12 to 24 V DC.
• Load Voltage Range: 24 to 240 VAC.
• Max Load Current: 27 A at ambient temperature 40°C.
• Zero-cross Function: Included for smooth switching.
• Input Terminal Type: Push-In Plus terminal blocks.
• Dielectric Strength: 4000 VAC for 1 minute between coil and contacts.
• Insulation Resistance: 100 MΩ min. at 500 V DC.
• Operating Ambient Temperature: -30 to 80 °C (no icing or condensation).
• Mounting: DIN rail or panel mounting.
• Weight: Approx. 240 g.

Technical Specifications of Omron G3PJ-225B-PU

Model	G3PJ-225B-PU
Input Voltage	12 to 24 V DC
Load Voltage Range	24 to 240 VAC
Max Load Current	27 A (40 °C ambient)
Input Current	7 mA max.
Operate Time	1/2 power supply cycle + 1 ms max.
Release Time	1/2 power supply cycle + 1 ms max.
Dielectric Strength	4000 VAC (1 min between coil and contacts)
Insulation Resistance	100 MΩ min. at 500 V DC
Operating Temperature	-30 to 80 °C
Mounting Type	DIN rail, panel mount
Weight	Approx. 240 g

Applications / Use Cases

The G3PJ-225B-PU solid-state relay is ideal for controlling heaters and other AC loads in industrial automation systems, offering silent operation, long life, and efficient high-current switching.

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Verification Links:
https://www.ia.omron.com/products/family/3510/specification.html
https://edata.omron.com.au/eData/Relays/J211-E1-01.pdf
https://www.mouser.com/ProductDetail/Omron-Automation-and-Safety/G3PJ-225B-PU-DC12-24