ETS Group

    Tap Changer Range

    Common configurations: ±2×2.5% · ±5×2% · ±10×1.25%
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    DETC vs OLTC Comparison

    FeatureDETCOLTC
    SwitchingOff-loadOn-load
    Typical Taps±2×2.5%±8–10×1.25%
    Range±5%±10–12.5%
    ApplicationDistributionPower / Substation
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