Medium Voltage Sensors

Indoor Combined Sensors

  • Rated primary current for application : Up to 630 A

  • Rated primary voltage for application : Up to 24 kV

  • Reference Standard : IEC 61869-6, 10 & 11

  • Rated Burden, Rb : 10MΩ

  • Rated Frequency : 50/60 Hz

Key Features

  • Integrated Design: Combines current and voltage sensors with a coupling electrode for comprehensive measurement in a single unit.
  • High Accuracy: Voltage sensor with 0.5/3P accuracy class and current sensor with 0.5, 1/5P20, and 5P50 ensures reliable performance.
  • Robust Insulation: Insulation level of 24/50/125 kVp ensures safety and durability in high-voltage applications.
  • Customizable Output: Offers rated secondary outputs of 150 mV at 50 Hz and 180 mV at 60 Hz, tailored for various system needs.

Applications

  • Integrated Measurement: Simultaneous current and voltage measurement for efficient system monitoring in indoor environments.
  • Fault Detection: Accurately identifies overcurrent, overvoltage, and fault conditions, ensuring system reliability.
  • MV Switchgear Systems: Ideal for medium voltage switchgears up to 24 kV, enabling precise monitoring and protection.
  • Energy Management Systems: Supports advanced energy management by providing high-accuracy measurements for optimization.

Specifications

Rated primary current for application Up to 630 A
Rated primary voltage for application Up to 24 kV
Reference Standard IEC 61869-6, 10 & 11
Rated Burden, Rb 10MΩ
Rated Frequency 50/60 Hz

Voltage sensor - Rated Values

Accuracy Class 0.5/3P
Rated transformation ratio, K 10000:1
Rated voltage factor, Ku 1.9/8 h

Current sensor - Rated Values

Rated Primary current, Ipr 80 A
Rated secondary output 150 mV at 50 Hz; 180 mV at 60 Hz
Rated short- time thermal current, Ith 25 kA / 3 Sec
Accuracy class 0.5,1/5P20, 5P50

Temperature category

Operation -5ᵒ C / + 40ᵒ C
Transport and storage -25ᵒ C / + 70ᵒ C

Voltage Sensor

Accuracy Class 0.5/3P
Rated Transformation Ratio (K) 10000:1
Rated Voltage Factor (Ku) 1.9/8 h

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