HomeProductsPower SensorBR Series Rogowski Coil Current Transformer

BR Series Rogowski Coil Current Transformer

Product Description

● Measurement: Alternating Current (AC)
● Installtion: Clamp-on easy installation
 Primary Current Input: Max 10000A AC
 Secondary Current Output: 200mV/333mV
● Perforation Size: 90/150/200/300 mm
  • Detailed description

  • Parameters

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▋ Series Overview

Model NamePrimary Input [AC]Secondary OutputPerforation Hole Size (mm)
BR-901000A200/333mV90
BR-1502000~5000A200mV150
BR-2004000~8000A200mV200
BR-3005000~10000A200mV300

▋ Dimension

Model NameInner DiameterSector DiameterCircumference
BR-9090mm12mm300mm
BR-150150mm12mm500mm
BR-200200mm12mm650mm
BR-300300mm12mm1000mm

Noted: The secondary signal output line is 2×0.2mm² cable with length of 2m ± 10cm.

▋ Installation Instruction

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]

1. Series Overview

Model Name Primary Input [AC] Secondary Output Perforation Hole Size (mm)
BR-90 1000A 200/333mV 90
BR-150 2000~5000A 200mV 150
BR-200
4000~8000A 200mV 200
BR-300 5000~10000A 200mV 300

2. General Technical Specs

● Position Error: ±1%
● OA Output (Zero Drift): ≤1mV
 Phase Angle Error: ≤0.5°
 Linearity: ±0.2%
 Bandwidth: 1Hz~10kHz
● Operating Temperature: -40℃ ~ +80℃
● Storage Temperature: -50℃ ~ +90℃
 Flame Retardant: Thermoplastic rubber for wires and cables
● Shielding: 100% for coil, 100% for signal cable
● Insulation Voltage: Coil: 3000V; Signal cable: 300V

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