Motor drive device
This motor drive device (1) has: an inverter circuit (3) for driving a motor (2); an inverter control device (4) for controlling the inverter circuit (3); a gate drive power supply (5) for supplying a power supply for driving the inverter circuit (3); a circuit pattern (7) for connecting the inverte...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | This motor drive device (1) has: an inverter circuit (3) for driving a motor (2); an inverter control device (4) for controlling the inverter circuit (3); a gate drive power supply (5) for supplying a power supply for driving the inverter circuit (3); a circuit pattern (7) for connecting the inverter circuit (3) and the gate drive power supply (5); a control power supply (8) connected to the circuit pattern (7) and supplying a power supply for driving the inverter control device (4); and a thermal switch (12) connected to the circuit pattern (7) and interrupting the supply of power from the gate drive power supply (5) to the inverter circuit (3) when the temperature of the winding of the motor (2) exceeds a predetermined temperature. |
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