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Blog Glossary Industrial Sensors IIoT, Protocols & Sensor-to-Cloud Control Systems & Automation About

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NAMUR NE 43 Explained: 3.6mA and 21mA Fault Currents

Industrial Sensors 16 min read · Aug 14, 2026

NAMUR NE 43 Explained: 3.6mA and 21mA Fault Currents

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