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  • JHOK-ZBG Integrated Residual Current Operated Relay
  • JHOK-ZBL/ZBM multi switch switch leakage (residual) relay
  • DJ-ZBS Switch Type Residual Current Operated Relay
  • JHOK-ZBZ intelligent leakage (residual) relay
  • DH-L Series Zero Sequence Current Transformers

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Measuring current transformer
Metering current transformer
Protective current transformer
Leakage (residual) protection device
 The zero sequence current transformer
Voltage transformer
Transmitter
Meter
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How to use the current transformer correctly?
Introduction to installation specification of current transformer
Technical problems easy to appear in transformer test
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