The maximum number of loans of a media type is defined by the loan quota and is determined by each Onleihe network or library itself (see here).
However, not every borrowed E-Medium is automatically charged to the borrowing quota. There are types of media from which theoretically an unlimited number of E-Media can be borrowed, regardless of the loan quota or the E-Media already borrowed.
The types of media that do not debit the loan quota include:
An exception are the courses from the provider LinkedIn Learning. These are the only ones among the E-Learning providers that count towards the loan contingent.