SELF-BLOWING ELECTRIC CIRCUIT BREAKER EQUIPPED WITH A DEVICE WITH IMPROVED MAIN CONTACTS

摘要

P THE INVENTION RELATES TO AN IMPROVED DEVICE FOR MAIN CONTACTS HOUSED IN A WATERPROOF ENCLOSURE FILLED WITH INSULATING GAS SF6. /P P THE POWER SUPPLY TERMINALS 20, 22 FORM THE CIRCUIT BYPASS NODES MAIN 14 AND AUXILIARY CIRCUIT 16 SHIFTS TRANSVERSELY FROM ONE TO THE OTHER WITHIN THE ENCLOSURE 10. A SHUNT 54 CONDUCTOR IS PROVIDED IN THE AUXILIARY CIRCUIT 16 BETWEEN THE ROD 46 AND THE LOWER TERMINAL 22. AN INTERMEDIATE WALL 56 OF INSULATING MATERIAL SHARES THE INTERNAL SPACE OF THE ENCLOSURE 10 IN TWO COMPARTMENTS 60, 62 OVERLAPS, ONE OF WHICH CONTAINS MAIN CONTACTS 24, 38 AND THE OTHER 62 THE INTERSECTING INTERVAL 64. / P P APPLICATION: SELF-BLOWING CIRCUIT BREAKERS. /P