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G7J-3A1B-T Safety Light Curtain | F3SJ Series Industrial Safety Sensor

The Omron G7J-3A1B-T is a high-capacity general-purpose power relay from Omron's G7J Series . It features a 4PST contact configuration with 3 Normally Open (NO) and 1 Normally Closed (NC) contacts, making it ideal for applications requiring high current switching up to 25A, such as industrial machinery, HVAC systems, and power distribution equipment .

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Key Technical Specifications Parameter Specification Series G7J Relay Type General Purpose Power Relay Contact Form 4PST (3 Form A, 1 Form B) - 3PST-NO + SPST-NC Contact Configuration 3 Normally Open + 1 Normally Closed Contact Rating (Resistive) 25A at 250 VAC / 30 VDC Max. Switching Voltage 250 VAC, 125 VDC Max. Switching Capacity 5,500 VA (AC), 750 W (DC) Contact Resistance 50 mΩ max. (initial) Operate Time 50 ms max. Release Time 50 ms max. Mechanical Life 1,000,000 operations min. Electrical Life 100,000 operations min. (at rated load) Insulation Resistance 1,000 MΩ min. (at 500 VDC) Dielectric Strength (Coil to Contacts) 4,000 VAC for 1 minute Dielectric Strength (Contacts of Different Polarity) 4,000 VAC for 1 minute Dielectric Strength (Same Polarity Contacts) 2,000 VAC for 1 minute Operating Temperature -25°C to +60°C (with no icing or condensation) Ambient Humidity 5% to 85% RH Termination Style Quick Connect - 0.250" (6.3mm) Mounting Type Chassis Mount / Panel Mount Weight Approx. 140g Safety Standards UL, CSA, VDE, CE compliant