A protection module for a control and protective switching device, comprising: a trip electromagnet adapted to output a mechanical signal to an operation mechanism ; a trip electromagnet driving unit adapted to output a first operation signal to the trip electromagnet , a control electromagnet driving unit adapted to output a second operation signal to a control electromagnet ; a signal processing and controlling unit adapted to receive a mutual-induction signal from a current mutual inductor , to output a first control signal to the trip electromagnet driving unit , and to output a second control signal to the control electromagnet driving unit ; a control power supply processing unit adapted to receive a high voltage power supply signal from a high voltage power supply and to output a first processed power supply signal, the control power supply processing unit being adapted to supply the first processed power supply signal to the control electromagnet driving unit ; an auxiliary power supply processing unit adapted to receive the high voltage power supply from the high voltage power supply and to output a second processed power supply signal; and a power supply converting unit connected to the control power supply processing unit and to the auxiliary power supply processing unit , the power supply converting unit being adapted to convert the first and second processed power supply signal outputted by the control power supply processing unit and the auxiliary power supply processing unit , respectively, and to supply a converted power supply signal to a signal processing and controlling unit and to the trip electromagnet driving unit ; the signal processing and controlling unit being adapted to receive a first feedback signal from the operation mechanism and to receive a second feedback signal from the control electromagnet ; and the protection module further comprising a man-machine interaction device adapted to perform signal interaction with the signal processing and controlling unit . a trip electromagnet adapted to output a mechanical signal to an operation mechanism ; a trip electromagnet driving unit adapted to output a first operation signal to the trip electromagnet , a control electromagnet driving unit adapted to output a second operation signal to a control electromagnet ; a signal processing and controlling unit adapted to receive a mutual-induction signal from a current mutual inductor , to output a first control signal to the trip electromagnet driving unit , and to output a second control signal to the control electromagnet driving unit ; a control power supply processing unit adapted to receive a high voltage power supply signal from a high voltage power supply and to output a first processed power supply signal, the control power supply processing unit being adapted to supply the first processed power supply signal to the control electromagnet driving unit ; an auxiliary power supply processing unit adapted to receive the high voltage power supply from the high voltage power supply and to output a second processed power supply signal; and a power supply converting unit connected to the control power supply processing unit and to the auxiliary power supply processing unit , the power supply converting unit being adapted to convert the first and second processed power supply signal outputted by the control power supply processing unit and the auxiliary power supply processing unit , respectively, and to supply a converted power supply signal to a signal processing and controlling unit and to the trip electromagnet driving unit ; the signal processing and controlling unit being adapted to receive a first feedback signal from the operation mechanism and to receive a second feedback signal from the control electromagnet ; and the protection module further comprising a man-machine interaction device adapted to perform signal interaction with the signal processing and controlling unit . <EOS>