This aircraft type may appear on ticketing as the A330-332.
Swiss serves medium and long-haul destinations with its Airbus A330-200 aircraft in both a two class (economy and business) and three class (economy, business and first) configuration.
This is the two-class configuration, which the airline refers to as the A330-332. It has 230 seats. Configuration in business is 2-2-2 (A,B - D,G - J,K) and in economy 2-4-2 (A,B - D,E,F,G - J,K,).