零相変流器の構造について説明します。零相変流器は通常の変流器とほとんど変わりません。使い方が違います。まず下の絵をご覧下さい。
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This would make ZSCTs indispensable in methods the place ground fault detection is critical for basic safety and operational integrity.
電気設備の保守管理の仕事に携わっています。専門知識ってネットでは出てこないか、難しすぎるって場合がおおくないですか？そこで私は電気関係の仕事で役立ちそうな情報を簡単に分かりやすく発信しています。
地絡時には零相変流器が作動することにより、故障個所を周囲の電気回路からただちに切り離されます。
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Symmetrical Core Structure: HY-ZCT commonly make use of a symmetrical core design to be certain equivalent magnetic coupling for all 3 phases. This design cuts down the error brought on by magnetic unbalance and increases the accuracy of zero sequence current measurement.
It saied once, but I ask once more, have you been Verify that grounding concentrator of cable back again to grounding through ZCT?
The earthing potential customers with the cable sheath to earth and must be taken throughout the eye from the ZCT core. A normal diagram is as shown inside the beneath determine.
Can it zct be residual section input or independent CT input. The "ZCT" or residual will always see the imbalance in addition to the phase to ground fault present, but That is also imbalance.
これを防ぐために零相変流器は使用されており、地絡電流を検出した場合に地絡箇所をただちに周囲から切り離すという機能を持っています。