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Relais de Protection Différentielle de Transformateur Siemens Reyrolle 7SR54
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Caractéristiques Techniques
Entrées/Sorties : 8–12 CT, jusqu’à 4 VT, jusqu’à 35 BI, et 16 BO
Communication : IEC 61850, IEC 60870-5-103, MODBUS RTU, DNP 3.0
Affichage : Écran LCD 128 × 128 avec interface graphique
Fonctions : Différentielle (87T), Terre Restreinte (87GH), Surcharges (50/51), Défaut de Terre (50N/51N), Sur/Sous-tension (59/27), Courant d’appel (81HB2), Surfluxage (81HB5), Verrouillage (86)
Boîtier : Taille 12, élément extractible
Applications : Protection de transformateurs, autotransformateurs et réacteurs
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