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  • Power Engineering
  • Power Quality
  • Grounding
  • Engineering Calculators
    • - Per Unit Calculator
    • - Transformer Calculator
    • - Line Reactor Calculator
    • - Current Limiting Reactor Sizing Calculation
    • - Power Factor Calculator
    • - Motor Calculator
    • - Voltage Unbalance Calculator
    • - Voltage Divider Calculator 3 Resistors
    • - AC Voltage Drop With Power Factor
    • - Resonance Calculator
    • - Motor Starting Calculator
    • - Delta Wye Conversion Calculator
    • - Harmonic Filter Calculator
    • - PT Ratio Calculation
    • - Current Unbalance Calculator
    • - Transformer Tap Changer Calculator
CT installed in switchgear

HOW DOES CT OPEN CIRCUIT PROTECTOR WORK?

Open circuiting secondary side of current transformer [CT] can lead to dangerous voltage build up that can eventually lead to…

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October 6, 2023
Six pole CT shorting block in shorted position.

WHY ARE CT SHORTING BLOCKS USED?

Current Transformer [CT] shorting blocks are used to bypass CT secondary current flowing to the connected device by inserting a…

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August 24, 2023
β€œTo invent, you need a good imagination and a pile of junk.” – Thomas A. Edison
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