The FRS 3000-SBI is a coreless, open-loop current sensor based on OLCI (Open Loop Coreless Integral) technology. It is designed for electronic measurement of DC, AC, and pulsed current with galvanic separation between the primary and secondary circuits. It features a 104 mm aperture, 4-20 mA instantaneous current output, and is optimized for industrial, traction, and trackside applications.
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| Primary Nominal RMS Current | 3000A |
| Output Signal | 4-20mA |
| Supply Voltage Range | 12 to 24V DC |
| Operating Temperature | -40 to 85°C |
| Aperture Width | 104mm |
| Technology | OLCI (Open Loop Coreless Integral) |
| Bandwidth | > 1MHz |
| Delay Time | < 400ns |
| Iec 62477-1 | 2022 |
| En 50155 | 2021 |
| Iec 61010-1 | 2010 |
| Ul 61010-1 | 3ED 2022 |
