DC motor excitation current circuit

FIG, T is the excitation transformer, R, varistor, rectifier diodes to protect against VDii ~ VD16 breakdown; Rz, C2 resistive capacitor protection

circuit to absorb the magnetic field-side voltage; KA magnetic field loss of pressure relay Electric to avoid DC motor M due to loss caused by magnetic coaster accidents; BQ-M DC motor M excitation windings.

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