U radu su opisane ISO norme za upravljanje kvalitetom, okolišem i energijom. Pogon Termoelektrana-toplana Sisak koristi ih u Sustavu upravljanja kvalitetom, okolišem i energijom. Primjena ovog sustava i njegovo kontinuirano unaprjeđivanje omogućuje proizvodnju kvalitetnog i cjenovno prihvatljivog proizvoda na energetski učinkovit način i uz što manji utjecaj na okoliš.This paper describes ISO standards for quality management, environmental management and energy management. Power and heating plant Sisak uses it in Quality, environmental and energy management system. Application of this system and its continuous improvement makes possible production of quality product and eligible cost product in energy efficient way and with minimum environm...