Temperature and current acquisition device for high-voltage reactor
The utility model relates to a temperature and current acquisition device for a high-voltage reactor. The temperature and current acquisition device comprises an installation box body, wherein a wire inlet and a wire outlet are formed in the installation box body; a circuit board is arranged in the...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model relates to a temperature and current acquisition device for a high-voltage reactor. The temperature and current acquisition device comprises an installation box body, wherein a wire inlet and a wire outlet are formed in the installation box body; a circuit board is arranged in the installation box body; a sampling circuit is arranged on the circuit board; the sampling circuit comprises a power supply circuit supplying power to the sampling circuit, an MCU and a wireless transmission module connected with the MCU; a first A/D interface of the MCU is connected to a current transformer, and a second A/D interface of the MCU is connected with a temperature sensor; the wire inlet is provided with a lead wire to be connected to a wiring end of the high-voltage reactor, and the other end of the lead wire is connected with a wiring post arranged at the wire outlet; and the current transformer sleeves the lead wire, and the temperature sensor is used for acquiring temperature of the lead wire. The temperature and current acquisition device is simple in structure, can be used for acquiring temperature and current of the high-voltage reactor, and suffers small interference of a magnetic field of the high-voltage reactor. |
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