The invention relates to a ZIGBEE technology-based three-phase guide rail-type installed electric energy meter, which comprises an external component and an internal component, wherein the internal component comprises an energy metering chip module, a master control chip, a real-time clock chip, a ZIGBEE communication module, a voltage signal acquisition module, a current signal acquisition module, an external storage, a display circuit module, a power module and a calibration pulse output module; the power module is connected with the master control chip, the voltage signal acquisition module, the current signal acquisition module and the ZIGBEE communication module respectively; the energy metering chip module is connected with the voltage signal acquisition module and the current signal acquisition module respectively; and the master control chip is connected with the energy metering chip module, the real-time clock chip, the ZIGBEE communication module, and the external storage and the display circuit module respectively. Compared with the prior art, the invention has the advantages of small size, high integration, wireless transmission function and the like.