ELECTRIC CABLE

FIELD: electrical engineering; heavy-power cables. SUBSTANCE: electric cable has insulated conductors one of which is used as neutral conductor shorted out by outside conducting parts; neutral conductor is arranged to meet condition , where a12 is distance between gravity centers of neutral conducto...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SOLUJANOV JU.I, BIL'KO B.A, SOLNTSEV V.I, KARJAKIN R.N
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:FIELD: electrical engineering; heavy-power cables. SUBSTANCE: electric cable has insulated conductors one of which is used as neutral conductor shorted out by outside conducting parts; neutral conductor is arranged to meet condition , where a12 is distance between gravity centers of neutral conductor sections and closest phase conductor, mm; P is perimeter of phase conductor cross-sectional area, mm. EFFECT: eliminated danger of neutral conductor overheating in case of reduction in its sectional area due to specific current distribution at single-phase short circuit. 1 dwga