7TAG009660R0036 is an ABB 3AFE64567239 Numerical Relay from the REL670 Series. It has a voltage rating of 690V AC and a current rating of 40A. It is a multi-function protection relay that monitors the parameters of the electrical network, such as voltage, current, frequency, and ground fault. It includes various relay functions, such as overcurrent, earth fault and differential protection. This relay also includes comprehensive communication options such as IEC 60870-5-103 and IEC 60870-5-103. Additionally, it includes a LCD display, 2 service ports and 2 rear switches.