Megawatts to ergs per minute conversion calculator shown above calculates how many ergs per minute are in 'X' megawatts (where 'X' is the number of megawatts to convert to ergs per minute). In order to convert a value from megawatts to ergs per minute (from MW to erg/min) simply type the number of MW to be converted to erg/min and then click on the 'convert' button.