Circuit breaker protection method, circuit breaker protection device and circuit breaker driving circuit

The invention relates to a circuit breaker protection method, which comprises the following steps of: when an opening command for instructing a circuit breaker to be immediately opened needs to be sent, if the circuit breaker is in a closing action, enabling the circuit breaker to receive the opening command after closing is completed. According to another circuit breaker protection method, when the circuit breaker receives an opening command for instructing the circuit breaker to be immediately opened during the closing action, response to the opening command is delayed until the closing action is completed. A circuit breaker protection device comprises a trigger and a controller, the trigger is used for sensing the state of closing action of a circuit breaker, and the controller is used for enabling the circuit breaker to receive an opening command after closing is completed. A circuit breaker protection device comprises a trigger and a time delay circuit, the trigger is used for sensing the closing action