R513a refrigerant yog ib qho uas tsis yog-ozone-depleting, low global warming peev (GWP) hydrofluoroolefin (HFO) refrigerant. Nws yog kev sib xyaw ntawm ob lub tub yees, R1234yf thiab R134a, thiab muaj kev ua haujlwm zoo sib xws thiab cov yam ntxwv rau R134a.
R513a tub yees muaj peev xwm ua kom puas tsuaj ozone (ODP) ntawm 0 thiab lub ntiaj teb ua kom sov muaj peev xwm (GWP) ntawm 675, qis dua 1430 ntawm R134a. Qhov no txhais tau hais tias R513a cov tub yees yuav tsis ua rau muaj kev puas tsuaj rau cov txheej txheem ozone thaum siv thiab yuav tsis ua rau lub ntiaj teb sov sov.
Cov khoom siv thermodynamic ntawm R513a refrigerant zoo ib yam li R134a thiab muaj cua txias thiab thermal zog. Nws muaj qhov kub thiab txias ntawm 25.9 degrees Celsius thiab lub siab tseem ceeb ntawm 29.8bar. Qhov no txhais tau hais tias R513a tub yees yog tsim rau nruab nrab thiab siab kub tub yees tshuab.