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JLSZ□-20 20kV Outdoor Combined Metering Unit

The JLSZ□-20 is a three-phase outdoor combined metering unit integrating CT and VT functions for accurate active and reactive energy metering in 20kV power systems. Technical Details Technical Parameters Parameter Value Model JLSZ□-20 Rated Primary Voltage 20 kV Rated Frequency 50 Hz Rated Voltage Ratio…
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The JLSZ□-20 is a three-phase outdoor combined metering unit integrating CT and VT functions for accurate active and reactive energy metering in 20kV power systems.

Technical Details

  • 20kV System
  • CT & VT Integrated 
  • 0.2S / 0.5S Accuracy 
  • Dry-Cast & Sealed 
  • Outdoor Application 
  • Dual Wiring Options

 

Technical Parameters

ParameterValue
ModelJLSZ□-20
Rated Primary Voltage20 kV
Rated Frequency50 Hz
Rated Voltage Ratio20000 / 100 V
Rated Primary Current2.5–100 A, stepped
Rated Secondary Current5 A or 1 A
Accuracy Class0.2 / 0.5 / 0.2S / 0.5S
Dual-Ratio CT TapsS1-S2 low ratio / S1-S3 high ratio
InstallationOutdoor

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