AB 1492-RCD4C80 Residual Current Detector, 300 mA Sensitivity
The A-B 1492-RCD4C80 Residual Current Detector is designed for sensitive detection of residual current in electrical systems. It offers reliable protection against earth leakage and fault currents, making it ideal for industrial applications where safety is paramount.
Current Sensitivity:300 mA
Operating Voltage Range:20-240 VAC
Frequency Range:50/60 Hz
Tripping Time:<300 ms
Protection Class:IP20
Mounting:DIN Rail
Dimensions:45 x 90 x 70 mm
Weight:Approximately 150 g
This advanced residual current detector from A-B provides exceptional sensitivity in detecting earth leakage currents, offering vital protection for critical electrical systems.
Its compact design ensures easy installation and maintenance.
With a sensing capacity of 300 mA, it is perfectly suited for a wide range of industrial environments, ensuring compliance with safety standards and reducing the risk of electrical faults.
The unit operates within a broad voltage range and temperature range, providing reliable performance under varying conditions.
Additionally, its Modbus RTU communication protocol allows seamless integration with existing control systems, enhancing overall system efficiency.
The detector’s robust construction meets IP20 standards, protecting against dust and accidental contact, making it a durable choice for harsh industrial settings.


















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