7SA631.-...6.-...4

DISTANCE PROTECTION RELAY 7SA63 OPERATOR PANEL WITH: BACK-LIT GRAPHIC DISPLAY FOR SINGLE-LINE DIAGRAM, CONTROL KEYS, KEY-OPERATED SWITCH, FUNCTION KEYS, NUMERICAL KEYS, PC-INTERFACE, PORT B: SYSTEM PORT, PROFIBUS FMS SLAVE, OPTICAL, DOUBLE RING, ST-CONNECTOR (FOR OPERATION WITH SICAM STATION CONTROL SYSTEMS) EARTH-FAULT PROT. DIRECTIONAL, EARTHED NETWORKS

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