| 摘要 |
A method for controlling a drain pump and a fan of an underground duct is provided to improve convenience in management by automatically converting the drain pump and the fan from semiautomatic mode to the normal mode after a predetermined time. A method for controlling a drain pump and a fan of an underground duct comprises a step of analyzing the semiautomatic mode setup information which is input by an operator, a step of executing a drain pump semiautomatic mode or a fan semiautomatic mode according to the analyzed semiautomatic mode setup information, a step of confirming the current time during the semiautomatic mode, and a step of converting the semiautomatic mode to the normal mode when the current time has reached a semiautomatic mode termination time included in the semiautomatic mode setup information
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