Русско-англо-русский юридический словарь

Similarly, a non-revolving line of credit features an established limit, freedom of use, flexible payment options, and interest charges. However, the pool of available credit in a line of credit does not replenish after payments are made. The account closes for good once a line of credit is paid down. (Investopedia)

With non-revolving lines of credit, the available credit does not replenish after you make payments. So when you use a non-revolving line of credit and pay it off in full, the account is closed and can no longer be used. (Investopedia)