Voltage frequency debugging device

The utility model relates to the technical field of electric power safety, in particular to a voltage frequency debugging device, which comprises a power supply module, a voltage regulation module anda frequency regulation module, the power supply module comprises a power supply loop, a charging loop and a selector switch capable of switching the circuits, and the output ends of the power supplyloop and the charging loop are electrically connected with the input ends of the voltage regulation module and the frequency regulation module; the voltage regulating module comprises a circuit formedby connecting a voltage regulator, a voltage output switch and a time-delay relay in series, and the output end of the voltage regulating module is connected with a wiring terminal; the frequency adjusting module comprises a circuit formed by connecting a frequency converter, a frequency output switch and a time-delay relay in series, and the output end of the circuit is connected with a wiring terminal. The voltage freque