| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inverter device that can detect the seizure of a switchgear at an early stage. <P>SOLUTION: The inverter device 8 comprising a parallel circuit of a charging circuit 7 and a switch 2 connected between a battery 1 and an inverter module 35 is provided with capacitors 30... charged by the battery 1 via a charging circuit 7; resistors 31... for discharging the capacitors 30; a series circuit composed of resistors 50, 51 that detects voltages of the post-stage of the switch 2; and a diode 70 that is connected between the connection point of the series circuit consisting of the resistors 50, 51 on a positive line 4 and the connection point of the capacitors 30, and in which the capacitor 30 side is arranged as the forward direction. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
