Acrel BR series flexible Rogowski coil is a high-sensitivity flexible current sensor that can be directly integrated with portable devices such as power analyzers. It is suitable for energy consumption monitoring, high-frequency current monitoring, DC ripple measurement, and more. Customizable in different sizes upon request.
● Perforation Hole Size: 90/150mm
● Measurement: AC1000~6000A
● Secondary Current Output: 100mV/333mV
● Small Position Error
● Soft and Light, easy to install
● Good Linearity
● Large Bandwidth Scope
● Single Hand Connector - Opening Operation
| Type | BR-90 | BR-150 | BR-200 | BR-300 |
| Perimeter | 300mm | 500mm | 650mm | 1000mm |
| Internal Diameter | 90mm | 150mm | 200mm | 300mm |
| Refence Current | 1000A | 2000-5000A | 4000-8000A | 5000-10000A |
| Cross-Section | 12mm | |||
| Signal Line Length | Default: 2m, can be customized | |||
| Transformation Ratio | 200±0.5%mV/kA@50Hz, Other sensitivities can be customized | |||
| Position Error | ±1% | |||
| OA Output (Zero Drift) | ≤1mV | |||
| Angle Error | ≤0.5° | |||
| Linearity | ±0.2% | |||
| Bandwidth | 1Hz - 10kHz | |||
| Operation Temperatures | -40℃ - 80℃ | |||
| Storage Temperatures | -50℃ - 90℃ | |||
| Flame Retardant | Thermoplastic Rubbers for Wires and CablesIEC-60332-1-2 Flame Retardant Class | |||
| Shield | Coil 100%, Signal Cables 100% | |||
| Insulation Voltage | Coil: 3000V; Signal Line: 300V | |||
| Model Name | BR-90 | BR-150 | BR-200 | BR-300 |
| Inner Diameter | 90mm | 150mm | 200mm | 300mm |
| Sector Diameter | 12mm | 12mm | 12mm | 12mm |
| Circumference | 300mm | 500mm | 650mm | 1000mm |
| Primary Input [AC] | 1000A | 2000~5000A | 4000~8000A | 5000~10000A |
| Secondary Output | 100/200/333mV | 100/200/333mV | 100/200mV | 100/200mV |
Noted: Before installing the Rogowski CT on monitoring circuits, first you need to wire the Rogowski CT with paired energy meter.
Noted: The clamping up installation direction of CT must be according to the actual forward current direction. [Normally consider the direction from source to loads as forward current direction]
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