JIS B 8124:2018 specifies the requirements for the components of packaged cogeneration system (hereafter referred to as package) driven by the gas engine using the city gas as a fuel (hereafter referred to as engine), designed for high-voltage, and having the power generation output of 200 kW or more.
This Standard should apply in the case where the package is used in the high-voltage specifications even with the power generation output of under 200 kW.