NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
Project
Solar heating - Domestic water heating systems - Part 2: Outdoor test methods for system performance characterization and yearly performance prediction of solar-only systems
Begin
2026-09-23
Planned document number
ISO/AWI 9459-2
Responsible national committee
NA 041-01-56 AA - Solar systems (Mirror committee CEN/TC 312 und ISO/TC 180)
Responsible international committee
ISO/TC 180/SC 4 - Systems - Thermal performance, reliability and durability
