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SF810-FOC-IR-TL-C-W

The ABB SF810-FOC-IR-TL-C-W is an industrial fiber-optic current sensor designed for precise, contactless AC current measurement in medium- and low-voltage electrical systems. It provides safe, high-speed, and highly accurate current sensing, delivering critical input signals for protection relays, meters, and automation systems.

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Specifications General Type: Fiber-Optic Current Sensor (FOC) Series: SF810 Model: SF810-FOC-IR-TL-C-W Application: Current measurement, monitoring, and protection Mounting: Panel or DIN rail mount, modular design Electrical Characteristics Measurement Range: 0–1000 A AC (configurable) Output Type: Fiber-optic signal proportional to measured current Accuracy Class: 0.2 / 0.5 (depending on variant) Frequency Range: 50 / 60 Hz Rated Primary Voltage: Up to 600 V AC Isolation: Full galvanic isolation via fiber-optic interface Input Type: Busbar or conductor-based measurement Mechanical & Construction Housing Material: Industrial-grade thermoplastic or epoxy Dimensions: Compact, modular for easy integration Weight: Approx. 1–2 kg Connection: Fiber-optic cable interface Protection Class: IP20 (panel mounted), optional higher IP with enclosure Environmental Conditions Operating Temperature: –25 °C to +55 °C Storage Temperature: –40 °C to +70 °C Humidity: 0–95% RH, non-condensing Standards & Certifications Standards Compliance: IEC 61869-2, IEC 60044-1 Safety & EMC: CE marked, industrial-grade EMC compliance Approvals: UL, CSA depending on region Features Contactless AC current measurement using fiber-optic and infrared (IR) technology Full galvanic isolation ensures operator and system safety Compact, modular design for easy integration in panels and switchgear High-accuracy measurement suitable for industrial and utility applications Reliable long-term performance in harsh environments Compatible with protection relays, meters, and industrial automation systems