| 摘要 |
A SWITCHGEAR COMPRISING: A BUS CONDUCTOR (16); A LOAD CONDUCTOR (18); A GROUNDING CONDUCTOR (24); A PRIMARY CIRCUIT SWITCHING PORTION (14) FOR CONNECTING AND DISCONNECTING THE BUS CONDUCTOR (16) AND THE LOAD CONDUCTOR (18), WHICH INCLUDES A PAIR OF A FIRST FIXED ELECTRODE ()14A AND A FIRST MOVABLE ELECTRODE (14B); A GROUND SWITCHING PORTION (15) FOR CONNECTING AND DISCONNECTING THE LOAD CONDUCTOR (18) AND THE GROUNDING CONDUCTOR (24), WHICH INCLUDES A PAIR OF A SECOND FIXED ELECTRODE (15A) AND A SECOND MOVABLE ELECTRODE (15B); A FIRST DRIVE DEVICE (23) FOR DRIVING THE FIRST MOVABLE ELECTRODE (14B) OF THE PRIMARY CIRCUIT SWITCHING PORTION (14); A SECOND DRIVE DEVICE (26) FOR DRIVING THE SECOND MOVABLE ELECTRODE (15B) OF THE GROUND SWITCHING PORTION (15), AND A VACUUM VESSEL (12); WHEREIN ONE END OF EACH OF THE BUS CONDUCTOR (16), THE LOAD CONDUCTOR (18) AND THE GROUNDING CONDUCTOR (24), THE PRIMARY CIRCUIT SWITCHING PORTION (14) AND THE GROUND SWITCHING PORTION (15) ARE PROVIDED IN THE VACUUM VESSEL (12), WHILE THE FIRST DRIVE DEVICE (23) AND THE SECOND DRIVE DEVICE (26) ARE PROVIDED OUTSIDE THE VACUUM VESSEL (12).(FIG 1)
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