Complex sentence: Longannet has an installed capacity of 2,400 MWe (equivalent to 2 Advanced gas-cooled reactor nuclear stations) made up from four 600 MWe generation units, each featuring a single boiler feeding two 300 MWe GEC turbo-alternators, with the steam spaces cross coupled.
Split into simpler sentences: Longannet has an installed capacity of 2,400 MWe (megawatts electrical) which is equivalent to 2 Advanced gas-cooled reactor nuclear stations. There are four 600 MWe generation units, each featuring a single boiler feeding two 300 MWe GEC turbo-alternators, with the steam spaces cross coupled.