The invention relates to an urban-rural ring network interval switch condensation remote monitoring system, which comprises a condensation sensor module. The condensation sensor module is equipped with two pairs of condensation alarm contacts A and B and a pair of condensation action contacts C; the condensation alarm contact A is connected with a remote communication acquisition module; the condensation alarm contact B is connected with an alarm module and an alarm lamp module; the condensation action contact C is connected with an intermediate relay; and the action contact of the intermediate relay is connected with an operation power circuit of an interval switch heating and dehumidification device. The urban-rural ring network interval switch condensation remote monitoring system has the following advantages that phenomena such as switch miss trip, device abnormality or direct grounding caused by condensation can be effectively prevented, the professional management level of the urban-rural ring network interval switch is improved, and the power supply reliability is enhanced.