Chladiace systémy a tepelné čerpadlá. Odborná spôsobilosť personálu (ISO 22712: 2023) (EN ISO 22712: 2023, ISO 22712: 2023).
STANDARD published on 1.5.2025
Designation standards: STN EN ISO 22712
Classification mark: 149010
Publication date standards: 1.5.2025
Approximate weight : 300 g (0.66 lbs)
Country: Slovak technical standard
Category: Technical standards STN