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JRF55 Mini Rogowski Coil Current Measurement Sensor

JRF55

Application:

Incorporated into applications where it is necessary that the sensor be capable of responding to a wide operating current range, a wide frequency range and/ or is exposed to harsh operating conditions.

Features:

  • Single loop primary, capable of accommodating a range of primary conductor sizes.
  • Characterized by high sensitivity, accuracy, linearity, minimum phase shift.
  • Suitable for harsh operating environments (temperature, humidity, EMI).

Specifications:

  • Current Range: 1A to 3kA
  • Input Frequency: 25Hz to 3kHZ
  • Accuracy: < 1%
  • Phase Shift: < 1 degrees at 50/60Hz (< 0.5 degrees typical) /li>
  • Linearity: ±0.2% from 10% to 100% of rated primary current
  • Primary Conductor Position Sensitivity: ± 1% maximum
  • Influence of External Field: ± 2.0% maximum
  • Coil Working voltage: 1000VRMS or 1000VDC
  • Coil Dielectric Surge Withstand: 3.5kVRMS for 1 minute (coil closed)
  • Operating temperature: -20ºC to +85ºC
  • Construction:
    • Coil: Thermoplastic rubberized, UL flame retardant rating 94 V-0
    • Coupling: Thermoplastic and Polypropylene, UL flame retardant rating 94 V-0
  • Leads: Shielded cable, 24AWG, UL2586, 600V, 1.0m (3.3 FT)
  • UL/ CSA Certified(E344623)
  • CE Approved
  • RoHS Compliant


Physical Specifications:


Download JRF55 Data Sheet (pdf 293kb)

Rogowski Coil current sensors can be designed and manufactured to meet the specific application requirements. For a no obligation technical evaluation, please provide the specific performance requirements to Application Engineering @ TIChenAssociates.