The utility model discloses an intelligent electric power terminal mounting/maintaining cabinet which comprises the following components: an equipment master control computer, a programmable PLC industrial control host, a programmable current/voltage power source, a communication state controller, a failure simulating screen, a relay, a special transformer terminal, a common transformer terminal, a centralized meter reading terminal, a load management terminal, a three-phase multifunctional electric meter, a single-phase intelligent electric meter, a terminal row and a junction box. The intelligent electric power terminal mounting/maintaining cabinet is structurally characterized in that: a computer host is adopted as the equipment master control computer; and the computer host performs data communication with the programmable PLC industrial control host, the programmable current/voltage power source, the communication state controller, the special transformer terminal, the common transformer terminal, the centralized meter reading terminal and the load management terminal. The intelligent electric power terminal mounting/maintaining cabinet can satisfy the actual training requirement of each electric power network provincial company for high-efficiency personnel culturing, skill systematicness, standardization and synchronous improvement in system construction and operation. The intelligent electric power terminal mounting/maintaining cabinet has remarkable effect on information system operation and field terminal installing/debugging.