supply. The CAIDI value is the average interruption duration
, i.e. the time during which the electricity customer does not receive any electricity
. Theaverage interruption duration is calculated from the ratio of the System Average Interruption Duration Index (SAIDI) and the System
Average Interruption Frequency Index (SAIFI) and usually refers to a period of one year
. TheCAIDI value is given in minutes, while
the SAIDI value is defined in IEEE Standard 1366 of 1998.