| 摘要 |
The invention relates to a diverter switch with an operating member and an electric circuit. The electric circuit has a main branch (1) and a resistance branch (2) connected in parallel with the main branch (1). Each branch comprises a contact (11, 21) and a vacuum switch (12, 22). The resistance branch (2) comprises, in addition, a resistance (30). The main rotary selector contact is always operated before the resistance contact (21). According to the invention, the operating member is arranged, during operation, always to rotate the main contact (11) in one and the same direction of rotation. The invention also relates to a corresponding method for operating a diverter switch and use of such a switch. ® KIPO & WIPO 2007 |
