ISO 9459-2:1995, Solar heating -- Domestic water heating systems -- Part 2: Outdoor test methods for system performance characterization and yearly performance prediction of solar-only systems

Describes test procedures for characterizing the performance of solar domestic water heating systems operated without auxiliary boosting and for predicting annual performance in any given climatic and operating conditions.Suitable for testing all types of systems including forced circulation, thermosiphon, freon-charged collektor systems.